The Atlantic Coast Observer Network - Virginia/North Carolina/South Carolina

http://www.genserva.com/acon

SUMMARY OF CLIMATOLOGICAL DATA 



APRIL 2014

...NEAR-NORMAL TEMPERATURES VIRGINIA & ABOVE NORMAL CAROLINAS...
...ABOVE TO WELL-ABOVE NORMAL RAINFALL ENTIRE REGION...


  • EF-1/EF-2 Tornadoes Confirmed - Chowan to Pasquotank County, April 25, 2014 - from NWS Wakefield AKQ   ...TORNADO CONFIRMED FROM NEAR BLACKROCK TO ELIZABETH CITY IN EASTERN BERTIE...CHOWAN...PERQUIMANS AND PASQUOTANK COUNTIES IN NORTH CAROLINA... Full details at: http://www.weather.gov/akq/042514tornadoes.


  • Historical Database of Tornadoes - 1980-2012 - from Kevin Shaw of ACON DC/MD/DE   "I got this email from my friend Henry S down in TN (Retired NWS forecaster) ...pretty neat historical database of tornadoes! Check it out!" It includes a link to an interactive map showing all tornadoes which occurred across the U.S. from 1980 through 2012. http://storymaps.esri.com/stories/2014/tornadoes/#


  • 2014 AMERICAN WEATHER CONFERENCE - from Kevin Shaw, ACON DC/MD/DE   "Read all about 2014's conference at the link below. I have attended these in the past and they are always quite excellent. Hope some of you can make it!" Please visit: http://conference.americanwx.com/


  • NWS AKQ MONTHLY RAINFALL ANALYSIS (Virginia)      Don't forget these new products for Virginia from NWS Wakefield compiled from ASOS...COOP...RAWS REPORTS | Monthly Rainfall Analysis - http://www.weather.gov/akq/MONTHLY_RAINFALL_ANALYSIS -


  • DROUGHT MONITOR    http://droughtmonitor.unl.edu/    More information on drought can be found at NOAA's Drought Information Center http://www.drought.noaa.gov/


  • REMINDER   All National Weather Service station data listed herein is preliminary and may be subject to change.  The data has not been certified and cannot be used in legal actions.  Only reports certified by the National Climatic Data Center in Asheville, NC can be used for these purposes.


  • ACON VA/NC/SC Station Extremes - APRIL 2014
    State
    Maximum Temperature
    Minimum
    Temperature
    Warmest
    Average
    Temperature
    Coldest
    Average
    Temperature
    Maximum
    Precipitation
    Minimum
    Precipitation
    Virginia
    88°
    Lynchburg
    24°
    Blacksburg
    59.1°
    Norfolk (FHC)
    Richmond (RIC)
    52.2°
    Dulles
    7.59"
    Herndon
    3.23"
    Woodstock
    North Carolina
    90°
    New Bern
    27°
    Hickory
    64.0°
    New Bern
    56.0°
    Asheville
    7.34"
    Charlotte
    3.36"
    Beaufort
    South Carolina
    90
    Columbia
    32°
    Greenville-Spartanburg
    68.1°
    Charleston
    61.6°
    Anderson
    Greenville-Spartanburg
    5.98"
    Charleston
    2.53"
    North Myrtle Beach


    ( For an explanation of column headers in the following tables,
    please note the column denotations table below. )


    TEMPERATURE / WINDS/ ELEMENTS FOLLOWED BY
    PRECIPITATION / BAROMETRIC PRESSURE

    VIRGINIA | NORTH CAROLINA | SOUTH CAROLINA
    [Reminder: All NWS DATA HEREIN IS NOT OFFICIAL]
    STATION A B C C1 D E F G H I J K K1 L M N N1 N2 O P Q R R1 CWA TIME RECORDED
    BCB 65.9 39.4 52.6 1.9 82 27 24 16 0 0 5 0 69% 38 330 15 5.4 5 0 0 1 1 LWX 2400
    CHT 66.6 43.1 54.8 0.4 86.3 13 29.3 17 0 0 4 0 65% 24 140 14 0.9 360 0 0 0 1 0 LWX 2400
    CHO 66.7 43.7 55.2 -0.1 82 13 28 17 0 0 2 0 35 190 14 6.0 2 0 0 0 2 LWX 2400
    DAN 71.5 45.0 58.2 -0.1 87 2 30 17 0 0 2 0 60% 37 290 22 6.5 4 0 0 0 0 RNK 2400
    DCA 67.2 47.5 57.3 0.5 85 13 34 16 0 0 0 0 56% 43 340 15 9.0 2 0 0 1 0 LWX 2400
    IAD 64.0 40.3 52.2 -2.2 83 13 28 6,17 0 0 7 0 62% 41 330 15 7.7 1 0 0 0 3 LWX 2400
    GAV 69.37 45.57 57.47 -1.84 83 13 30 17 0 0 2 0 63% 38 200 15 3 0 0 0 0 AKQ 2400
    HAM 65.0 48.0 57.0 81 11 34 16 0 0 0 0 53 15 3 0 0 0 5 AKQ 2400
    HDV 65.0 42.4 53.7 -2.3 83 13 30 17 0 0 4 0 67% 26 270 14 50 1 0 0 0 0 LWX 2400
    LYH 71.3 45.4 58.4 3.0 88 2 32 17 0 0 1 0 56% 37 310 23 5.8 3 0 0 1 0 RNK 2400
    NPN 67.6 47.2 57.6 -1.4 82.7 22 33.2 16 0 0 0 0 30 90 20 4.5 50 3 0 0 0 0 AKQ 2400
    FHC 68.03 50.17 59.1 0.9 84.9 4 35.8 16 0 0 0 0 67% 32 30 15 2.7 200 0 0 0 0 0 AKQ 2400
    NOR 67.0 47.4 57.2 -0.7 85 4 35 16 0 0 0 0 34 25 16 2.7 1 0 0 0 0 AKQ 2400
    ORF 67.0 49.0 58.0 -0.2 85 4 37 16 0 0 0 0 65% 49 360 15 11.1 0 0 0 0 0 AKQ 2400
    POR 68.6 49.3 59.0 -0.4 86 4 36 16 0 0 0 0 69% 47 200 15 7.1 40 2 0 0 0 0 AKQ 2400
    CTR 71.6 44.2 57.8 0.07 86.3 4 28.1 17 0 0 2 0 64% 20 230 15 0.9 131 2 0 0 0 2 AKQ 2400
    MEC 69.66 45.93 57.08 79 26 30 17 0 0 2 0 4 0 0 0 0 AKQ 2400
    RIC 71.4 46.9 59.1 0.9 85 4 33 16,17 0 0 0 0 57% 43 350 15 8.2 2 0 0 0 0 AKQ 2400
    ROA 68.2 44.9 56.5 -0.2 86 27 28 16 0 0 3 0 54% 40 320 26 6.8 5 0 0 0 1 RNK 2400
    WAL 63.0 45.4 54.2 0.3 75 26 34 16 0 0 0 0 40 330,320 15,23 11.1 0 0 0 0 4 AKQ 2400
    WOO 64.6 45.2 54.9 -0.3 84 13 27 16 0 0 2 0 0 0 0 0 3 LWX 800
    WSH 64.7 43.5 54.1 -1.56 82.3 13 28.6 16 0 0 2 0 63% 25 90 5 1.0 70 1 0 0 1 0 LWX 2400
    Averages 67.45 45.43 56.43 -0.15 83.70 31.14 0.00 0.00 1.73 0.00 62.4% 36.6 5.7 2.0 0.0 0.0 0.2 1.0
    STATION A B C C1 D E F G H I J K K1 L M N N1 N2 O P Q R R1 CWA TIME RECORDED
    STATION A B C C1 D E F G H I J K K1 L M N N1 N2 O P Q R R1 CWA TIME RECORDED
    AVL 68.5 43.5 56.0 0.8 81 2,27 29 16 0 0 4 0 63% 56 350 15 7.4 2 0 0 0 2 GSP 2400
    MRH 69.6 54.2 61.9 0.9 81 29 40 1,16 0 0 0 0 47 30 20 12.0 0 0 0 0 1 MHX 2400
    CLT 73.6 48.6 61.1 1.7 86 2,3 32 16 0 0 1 0 60% 32 250 25 7.5 1 0 0 0 0 GSP 2400
    ECG 69.5 49.2 59.3 0.6 86 2,4 36 1 0 0 0 0 66% 64 220 25 11.2 1 0 0 0 3 AKQ 2400
    FAY 76.6 50.8 63.7 1.0 88 27 34 17 0 0 0 0 59% 50 180 30 9.8 5 0 0 0 2 RAH 2400
    GSO 71.2 47.4 59.3 0.5 85 2 30 16 0 0 2 0 56% 36 230,050 4,20 8.6 3 0 0 0 1 RAH 2400
    HSE 65.8 52.9 59.4 -0.1 78 30 37 1 0 0 0 0 79% 47 10 16 11.2 0 0 0 0 1 MHX 2400
    HKY 70.0 47.1 58.5 0.1 83 2,27 27 16 0 0 2 0 35 300 25 5.1 2 0 0 0 5 GSP 2400
    LBT 75.0 49.7 62.3 0.6 85 28,29 36 16,17 0 0 0 0 68% 38 270 22 7.6 6 0 0 0 2 ILM 2400
    EWN 76.3 51.7 64.0 2.2 90 4 37 1 1 0 0 0 64% 43 40 20 8.7 2 0 0 0 2 MHX 2400
    RDU 72.3 48.0 60.2 0.0 86 2 31 17 0 0 1 0 38 160 30 7.4 4 0 0 0 0 RAH 2400
    RAL 72.9 46.8 59.9 -0.3 87 2 30 17 0 0 2 0 31 4 4 0 0 0 0 RAH 2400
    WHI 76.5 51.8 64.1 3.2 87.5 27 36.4 17 0 0 0 0 63% 33 360 15 3.7 4 0 0 0 1 ILM 2400
    ILM 76.9 54.0 65.5 2.6 88 3,27 38 17 0 0 0 0 65% 47 20 20 10.3 1 0 0 0 0 ILM 2400
    Averages 72.48 49.69 61.09 0.99 85.11 33.81 0.07 0.00 0.86 0.00 64.3% 42.6 8.5 2.5 0.0 0.0 0.0 1.4
    STATION A B C C1 D E F G H I J K K1 L M N N1 N2 O P Q R R1 CWA TIME RECORDED
    STATION A B C C1 D E F G H I J K K1 L M N N1 N2 O P Q R R1 CWA TIME RECORDED
    AND 73.9 49.3 61.6 1.3 85 27 34 16 0 0 0 0 37 170 29 7.4 1 0 0 0 0 GSP 2400
    CAE 78.3 52.8 65.6 2.2 90 28 39 16 1 0 0 0 59% 36 180 15 7.5 1 0 0 0 1 CAE 2400
    CRE 71.9 53.5 62.7 1.1 80 23 39 17 0 0 0 0 74% 40 340 15 9.9 0 0 0 0 2 ILM 2400
    CHS 79.3 56.9 68.1 3.3 87 27,28 42 16 0 0 0 0 35 190 7 8.6 2 0 0 0 0 CHS 2400
    FLO 77.6 52.0 64.8 1.5 89 28 36 16 0 0 0 0 62% 37 240 30 8.8 1 0 0 0 1 ILM 2400
    GSP 73.3 49.9 61.6 1.1 85 2 32 16 0 0 1 0 59% 39 230 4 7.9 0 0 0 0 2 GSP 2400
    OGB 76.7 53.1 64.9 1.4 87 2,28 38 16 0 0 0 0 40 240 4 7.4 3 0 0 0 1 CAE 2400
    Averages 75.86 52.50 64.19 1.7 86.1 37.1 0.1 0.0 0.1 0.0 63.5% 37.7 8.2 1.1 0.0 0.0 0.0 1.0
    STATION A B C C1 D E F G H I J K K1 L M N N1 N2 O P Q R R1 CWA TIME RECORDED
    STATION A B C C1 D E F G H I J K K1 L M N N1 N2 O P Q R R1 CWA TIME RECORDED
    TRI 72.4 44 58.2 3 85 13 25 16 0 0 2 0 45 260 25 5.2 5 0 0 0 1 MRX 2400
    DAV 57.2 33.1 45.2 77 16 14 18 0 0 14 0 PBX 2400
    STATION T T1 U U1 V V1 W X Y Z 1 2 3 4 5 6 6A 7 7A 8 CWA TIME RECORDED
    BCB 4.10 0.62 1.30 29 1.30 29 10 2 12.15 T 15 1 0 T 34.4 RNK 2400
    CHT 7.19 3.72 3.79 30 4.14 29-30 11 3 16.48 0.0 46.3 30.645 17 29.463 8 30.026 LWX 2400
    CHO 5.83 2.47 2.01 29 2.11 29-30 9 3 13.41 29.490 8 LWX 2400
    DAN 5.76 2.30 2.29 30 2.32 29-30 10 3 14.08 0.0 13.4 30.580 17 29.540 8 RNK 2400
    DCA 6.47 3.41 2.70 30 3.31 29-30 11 3 17.33 T 15 1 0 T 30.5 29.490 8 LWX 2400
    IAD 4.10 0.72 0.97 30 0.97 30 10 0 10.60 6.6 16 10 0 19.8 52.8 30.450 27 29.060 12 LWX 2400
    GAV 6.84 1.76 30 2.50 29-30 8 4 17.22 0.0 17.2 30.620 17 29.500 8 30.030 AKQ 2400
    HAM 4.09 1.41 15 1.49 15,16 9 1 10.66 0.0 19.5 30.630 17 29.570 8 30.050 AKQ 2400
    HDV 7.59 3.94 3.88 30 11 3 19.34 T 15 1 0 T 48.6 30.630 17 29.450 8 AKQ 2400
    LYH 5.62 2.31 1.86 15 1.92 14-15 8 2 15.63 T 15 1 0 T 21.4 30.610 17 29.540 8 RNK 2400
    NPN 6.05 2.38 2.21 15 2.33 15-16 9 2 17.72 0.0 14.8 30.600 17 29.550 8 AKQ 2400
    FHC 5.32 1.91 2.37 15 2.37 15 9 1 15.80 0.0 15.5 30.598 17 29.573 8 30.042 AKQ 2400
    NOR 5.03 1.18 2.13 15 2.13 15 9 1 16.60 0.0 14.8 AKQ 2400
    ORF 4.87 1.46 2.30 15 2.33 15-16 9 1 14.98 0.0 15.8 30.600 17 29.540 8 AKQ 2400
    POR 6.02 2.57 2.15 15 2.22 15-16 9 4 17.40 0.0 18.0 30.590 17 29.570 8 30.034 AKQ 2400
    CTR 5.19 1.23 1.42 25 1.43 25-26 10 2 15.17 0.0 12.3 30.580 17 29.490 8 29.987 AKQ 2400
    MEC 4.76 1.54 25 1.90 25 8 0 14.88 T 16 1 0 T 13.5 AKQ 2400
    RIC 4.05 0.78 1.45 25 1.45 25 7 1 13.60 0.0 14.5 30.640 17 29.540 8 AKQ 2400
    ROA 4.18 0.81 1.15 29 1.52 28-29 9 2 13.22 0.0 16.3 30.610 17 29.560 8 RNK 2400
    WAL 4.01 0.94 1.08 7 1.09 7-8 10 1 12.73 0.0 13.1 30.650 17 29.520 8 AKQ 2400
    WOO 3.23 -0.03 0.83 29-30 12 0 10.56 0.0 46.2 30.590 17 29.570 8 LWX 800
    WSH 4.82 0.86 1.07 29 1.77 29,30 11 2 13.82 T 15 1 0.0 T 50.8 30.700 17 29.520 8 LWX 2400
    Averages 5.23 1.77 1.94 1.97 9.5 1.9 14.70 0.9 2.3 0.0 1.0 25.2 30.607 29.502 30.028
    STATION T T1 U U1 V V1 W X Y Z 1 2 3 4 5 6 6A 7 7A 8 CWA TIME RECORDED
    STATION T T1 U U1 V V1 W X Y Z 1 2 3 4 5 6 6A 7 7A 8 CWA TIME RECORDED
    AVL 5.09 1.76 1.92 7 1.94 6-7 13 1 12.74 0.0 9.6 30.490 17 29.630 15 GSP 2400
    MRH 3.36 -0.19 1.70 19 1.71 18-19 10 1 12.83 0.0 T 30.480 17 29.580 8 MHX 2400
    CLT 7.34 4.30 2.08 19 2.27 18-19 9 3 18.74 T 9.3 30.540 17 29.590 15 GSP 2400
    ECG 6.08 2.94 1.62 15 1.62 15 10 4 12.63 0.0 11.2 30.130 24 29.540 25 AKQ 2400
    FAY 3.98 1.16 1.13 15 1.22 29-30 10 1 14.34 29.550 8 RAH 2400
    GSO 4.30 0.73 1.82 15 1.83 14-15 10 2 14.88 0.0 15.3 29.550 8 RAH 2400
    HSE 5.80 2.16 1.30 29 1.31 28-29 13 3 21.37 0.0 5.7 30.480 17 29.550 8 MHX 2400
    HKY 4.23 0.52 1.63 7 1.63 7 9 1 13.67 30.520 17 29.560 9 GSP 2400
    LBT 4.17 1.35 0.87 19 1.25 18-19 10 0 13.66 30.500 17 29.320 8 ILM 2400
    EWN 4.83 1.66 1.57 19 1.78 18-19 9 2 15.96 0.0 14.0 30.520 17 29.570 8 MHX 2400
    RDU 5.23 2.31 1.42 7 1.42 7 10 3 15.25 0.0 5.8 29.550 8 RAH 2400
    RAL 5.13 2.21 1.45 6-7 12 2 16.75 0.0 5.8 30.360 15 29.620 7 RAH 2400
    WHI 4.49 1.47 1.29 30 1.31 30-31 9 2 15.06 0.0 2.1 30.498 16 29.578 8 30.015 ILM 2400
    ILM 4.90 2.08 3.16 19 3.42 18-19 9 1 16.75 0.0 1.0 30.480 17 29.570 8 ILM 2400
    Averages 4.92 1.75 1.54 1.73 10.21 1.86 15.33 0.00 0.00 0.00 0.0 7.3 30.454 29.554
    STATION T T1 U U1 V V1 W X Y Z 1 2 3 4 5 6 6A 7 7A 8 CWA TIME RECORDED
    STATION T T1 U U1 V V1 W X Y Z 1 2 3 4 5 6 6A 7 7A 8 CWA TIME RECORDED
    AND 4.68 1.56 2.85 7 2.85 7 8 1 14.53 30.500 17 29.630 8 GSP 2400
    CAE 2.99 0.37 1.33 18 1.88 18-19 10 2 13.24 4.2 30.490 17 29.610 15 CAE 2400
    CRE 2.53 -0.43 1.72 18 1.00 18-19 9 0 12.00 30.470 17 29.590 8 ILM 2400
    CHS 5.98 3.07 2.37 18 2.82 18-19 8 3 13.55 0 T 30.450 17 29.610 8 CHS 2400
    FLO 4.47 1.85 1.14 19 2.06 18-19 9 1 14.74 30.500 17 29.590 8 ILM 2400
    GSP 5.05 1.69 2.56 7 2.57 7-8 8 1 15.38 0 7.2 30.500 17 29.600 8 GSP 2400
    OGB 3.73 0.88 1.79 18 1.96 18-19 9 1 12.52 30.480 17 29.610 15 CAE 2400
    Averages 4.20 1.28 1.97 2.16 8.7 1.3 13.71 0.00 0.0 0.0 0.0 3.8 30.484 29.606
    STATION T T1 U U1 V V1 W X Y Z 1 2 3 4 5 6 6A 7 7A 8 CWA TIME RECORDED
    STATION T T1 U U1 V V1 W X Y Z 1 2 3 4 5 6 6A 7 7A 8 CWA TIME RECORDED
    TRI 2.47 -0.86 0.74 7 0.76 6-7 11 0 9.80 T 15 1 0 T 13.0 30.420 17 29.510 7 MRX 2400
    DAV 3.07 0.74 26 18 0 16.70 1.7 16 7 1 1.7 165.2 PBX 2400
    STATION T T1 U U1 V V1 W X Y Z 1 2 3 4 5 6 6A 7 7A 8 CWA TIME RECORDED


    Virginia:

    Arlington/Washington, D.C. - " TEMPERATURES IN WASHINGTON DC THIS APRIL 2014 AVERAGED NEAR NORMAL. PRECIPITATION FOR THE MONTH WAS WELL ABOVE NORMAL...MAKING IT THE WETTEST APRIL SINCE 1983 AND THE 5TH WETTEST APRIL ON RECORD. A RECORD DAILY HIGH MINIMUM TEMPERATURE OF 65 DEGF WAS SET ON THE 14TH...BREAKING THE OLD RECORD OF 63 DEGF SET IN 1896. REAGAN NATIONAL AIRPORT MEASURED 3.91 INCHES OF RAINFALL DURING THE 29TH-30TH WHEN A SLOW-MOVING STORM SYSTEM IMPACTED THE REGION... WHICH WAS THE SECOND HIGHEST TWO-DAY RAINFALL IN APRIL ON RECORD FOR WASHINGTON DC. THE ONLY TWO-DAY PERIOD IN APRIL THAT WAS WETTER WAS 25-26 APRIL 1889 (4.71 INCHES). A RECORD DAILY MAXIMUM RAINFALL OF 2.70 INCHES WAS SET ON THE 30TH...BREAKING THE OLD RECORD OF 1.16 SET IN 2005. THIS AMOUNT ALSO RANKS AS THE 4TH WETTEST DAY IN APRIL ON RECORD AND THE WETTEST APRIL DAY IN 44 YEARS (WHEN 3.04 INCHES OF RAINFALL WAS RECORDED ON 14 APRIL 1970). THE WETTEST APRIL DAY ON RECORD IS 26 APRIL 1889 (3.21 INCHES). A TRACE OF SNOWFALL WAS OBSERVED IN DC ON THE 15TH. THE LAST TIME SNOW WAS OBSERVED IN DC IN APRIL WAS IN 2007 WHEN A TRACE FELL ON THE 6TH AND 0.4 INCHES FELL ON THE 7TH. THE LAST TIME SNOW WAS OBSERVED IN DC ON OR AFTER APRIL 15TH WAS IN 2001 WHEN A TRACE OF SNOW FELL ON THE 18TH. " - [ + + ] - from NWS Sterling, VA

    Chantilly - from Russ Topping: " April showers? This April we saw the highest April rainfall ever on the 30th (3.79), with a two-day storm total of 4.89. Record rainfall also fell on the 29th (1.10). April precipitation of 7.19 was extreme (+3.72), but short of the all-time record at this site. The mean monthly temperature was 54.8 (+0.4). The mean high temperature was 66.6 (-0.1) and the mean low temperature was 43.1 (+1.0). A record high minimum temperature was set on the 14th (64.5). *Please note, anemometer is currently partially obstructed from the North and East " - [ + + ]

    Dulles - from NWS Sterling (KLWX): " TEMPERATURES AT DULLES AIRPORT THIS APRIL AVERAGED BELOW NORMAL. IT WAS THE COLDEST APRIL SINCE 2007. APRIL 2014 WAS THE WETTEST APRIL ON RECORD AT DULLES...BREAKING THE PREVIOUS APRIL MONTHLY RAINFALL RECORD OF 7.35 INCHES SET IN 1973. A RECORD DAILY HIGH MINIMUM TEMPERATURE OF 63 DEGF WAS SET ON THE 14TH...BREAKING THE OLD RECORD OF 58 DEGF IN 1972. A RECORD DAILY MINIMUM TEMPERATURE OF 30 DEGF WAS SET FOUR DAYS LATER ON THE 18TH...BREAKING THE OLD RECORD OF 31 IN 1996. TWO DAILY MAXIMUM RAINFALL RECORDS WERE SET AT DULLES THIS MONTH... THE FIRST DAILY RAINFALL RECORD OF 1.19 INCHES WAS SET ON THE 29TH...BREAKING THE PREVIOUS RECORD OF 1.04 IN 1990. THE SECOND DAILY RAINFALL RECORD OF 3.99 INCHES WAS SET ON THE 30TH...BREAKING THE OLD RECORD OF 0.72 INCHES SET IN 1973. THE RAINFALL ON THE 30TH ALSO RANKS AS THE WETTEST DAY IN APRIL... SURPASSING THE PREVIOUS WETTEST APRIL DAY BY OVER AN INCH (PREVIOUS RECORD WAS 2.90 INCHES IN 20 APRIL 2008). IT WAS ALSO THE WETTEST DAY AT DULLES SINCE 29 OCTOBER 2012 DURING HURRICANE SANDY...AND THE 10TH WETTEST DAY OF ANY MONTH ON RECORD. A RECORD DAILY MAXIMUM SNOWFALL OF A TRACE WAS SET ON THE 15TH. THIS IS THE FIRST TIME SNOWFALL WAS OBSERVED AT DULLES IN APRIL SINCE 2007 WHEN A TRACE FELL ON THE 5TH AND 6TH AND 0.2 INCHES FELL ON THE 7TH. THE LAST TIME SNOW WAS OBSERVED ON OR AFTER APRIL 15 AT DULLES WAS IN 1993 WHEN A TRACE OF SNOW FELL ON THE 22ND. " - [ - + ]

    Herndon - from member Randy Ashby: " April was below normal for temperature and well above normal for precipitation. The temperatures ranged between a high of 83 and a low of 30 and the temperature average was 2.3 degrees below normal. On the precipitation side, the month was 3.94 above normal; with 7.59 measured. This is the most I have ever recorded in April at this site. We had precipitation on 11 days during the month, including almost 1.5 on the 15th and 5.21 during the last 3 days of April, through midnight on the 30th. We had a trace of snow on the 15th and ended the season with 48.6 of snow, the 4th most for this site. We are now over 6 above normal for precipitation for the year. " - [ - + ]

    Norfolk - from NWS Wakefield AKQ: " ...Near normal temperatures and above normal precipitation characterized Norfolk weather in April ... The average temperature at Norfolk International Airport was 58.0 degrees, which was 0.2 degrees below normal. The a verage high temperature was 67.0 or 0.6 degrees below normal. The average low temperature was 49.0 degrees or 0.1 degrees above normal . The highest temperature was 85 degrees on the 4th. The lowest temperature was 37 degrees on the 16th . There were 0 days with minimum temperatures below 32 deg rees, which is 0.1 days below normal. Precipitation came in at 4.87 inches, which is 1.46 inches above normal. The greatest 24-hour total was 2.33 inches from the 15th to the 16th . There were 9 days with measurable rainfall, which is 1.1 days below normal. No snowfall fell in April, which i1s normal. There were 286.5 accumulated growing degree days (GDD), which was 13.5 GDD above the 1981 - 2010 normal of 273 GDD. The highest was on the 14th , at 22 GDD. For 2014, precipitation has reached 14.98 inches, which is 1.37 inches above normal. The average temperature year-to-date is 45.7 degrees, which is 2.0 degrees below normal. There were no daily records set at the Norfolk International Airport in April. " - [ - + ]

    Norfolk - from NWS Wakefield AKQ: " ...ONE OF THE COLDEST PERIODS ON RECORD AT NORFOLK FOR LATE APRIL... DURING THE FIVE-DAY PERIOD ENDING YESTERDAY APRIL 20TH...NORFOLK VA REMAINED BELOW 57 DEGREES. THE FOUR DAYS ENDING ON APRIL 19TH SAW TEMPERATURES GET NO HIGHER THAN 52 DEGREES. BOTH OF THESE WERE THE COLDEST FOUR AND FIVE-DAY PERIODS ON RECORD FOR THE SECOND HALF OF APRIL. THE AVERAGE HIGH TEMPERATURE FOR APRIL 16 TO 20 WAS 51.4 DEGREES... aTHE COLDEST FIVE-DAY PERIOD OF HIGH TEMPERATURES ON RECORD FOR THE LATTER HALF OF THE MONTH. THE PREVIOUS RECORD WAS FROM APRIL 17 TO 21 IN 1875 WHEN THE HIGH TEMPERATURES AVERAGED 51.8 DEGREES. SINCE 1900...THE PREVIOUS COLDEST FOR THIS PART OF APRIL WAS IN 1983 WHEN READINGS AVERAGED 54.2 DEGREES FROM THE 17TH TO THE 21ST. DUE TO THE INFLUENCE OF RELATIVELY COLD WATER IN THE NEARBY OCEAN AND BAY DURING THE SPRING...IT IS FAIRLY COMMON TO SEE HIGH TEMPERATURES IN THE 40S AND 50S FOR SHORT PERIODS OF TIME DURING APRIL. IT IS UNUSUAL FOR SUCH TEMPERATURES TO LAST MORE THAN 3 DAYS IN A ROW. NORFOLK AVERAGES 8 DAYS WITH HIGH TEMPERATURES BELOW 60 IN APRIL WITH ONE OF THOSE DAYS IN THE 40S. " - [ - + ]

    Portsmouth - from Bill Trotter: " APRIL 2014 WAS THE 5TH WETTEST APRIL MONTH IN THE DATABASE TO 1977: The top 5 wettest Aprils include: 1) 7.08" 1991 2) 6.96" 2003 3) 6.51" 1984 4) 6.38" 1979 5) 6.02" 2014 April's average temperature of 59.0 was 0.4 BELOW NORMAL. Precipitation (6.02") was ABOVE NORMAL by 2.57" or 174% of the April average during the period from 1976 to 2013. Rainfall for the year through April 30th was 17.40" (+3.16" or 122% of normal). To view the station monthly and year-to-date climatological summary (LCD) for this Portsmouth station, please click here. Frontal passages were noted on the 1st, 4th (WARMFROPA), 5th, 7th (WARMFROPA), 8th, 15th, 23rd, 26th, 27th STATION RECORDS: 4th - TEMPERATURE Maximum 86 [previous 85 1999], 15th - RAINFALL 2.15" [previous 1.55" 1989], 16th - TEMPERATURE Minimum High 47 [previous 55 in 2005], 25th - RAINFALL 1.05" [previous 0.71" 2001], 28th - RAINFALL 1.21" [previous 1.05" 1980], 28th - TEMPERATURE TIED Minimum High 58 [previous 1999]. - [ - + ]

    Glen Allen - from Lowell Koontz: " April was slightly cooler than average by -1.8F. The monthly mean temperature for April was 57.5F the second lowest for April. April was much wetter than average with a total of 6.84 inches, a departure of +4.10 inches based on the average of the past 5 years and was the wettest April on record. It was also the most for any month since July 2013 when 7.03 inches was recorded. The maximum rainfall recorded in a day this month was 1.76 inches on the 30th and was a record amount for any April day. This was also the most precipitation in a day since July 3, 2013 when 2.42 inches were recorded. Also 2.50 inches were recorded in a 24-hour period, which was a new record for April. Measurable precipitation occurred on only 8 days but four days had greater than one inch which ties the record set in December of 2009. The high temperature for April was only 83F on the 13th, which was a new record for the lowest maximum temperature for the month of April; previous record was 88F in 2011 & 2012. April also had only three 80-degree days; the previous 5-year record was 7 in 2012. The lowest minimum was 30F recorded on the 17th (the second lowest for April) giving a hard freeze and a heavy killing frost. There were a total of 5 days with frost that tied the record set in 2012. The highest daily mean temperature of 70.5 F occurred on the 13th breaking the record low maximum by -5.5 degrees for April. The average ground temperature of 55.4F at one-foot depth was also the lowest on record for April and with the late frost delayed spring plantings. The maximum wind gust was 38 mph from the SSW that occurred on the 15th at 1252. The highest barometer for the month was 30.62 inches on the 17th that was the maximum pressure recorded for April and occurred with the killing frost and lowest temperature of the month. " - [ - + ]

    Richmond - from contributor Lowell Koontz (GAV): " The Richmond International Airport had one record tied for the date on April 30th for the highest minimum temperature of 63F that also occurred in 1915 and 1991. The lowest minimum temperature at the Airport was 33 F on the 16th and 17th. The highest temperature in April was 85F occurring on the 4th, that tied for the lowest since 2003. The lowest temperature in 117 years is 80F in 2000. The Richmond International Airports April mean temperature was 59.1 F which was a departure of +0.9 F and was the 31st warmest April since 1897. Their precipitation total was 4.05 inches which was a departure of +0.78 inches. Only 30 Aprils in the past 127 years have been wetter. It is interesting that the airport had 2.33 inches less precipitation than Glen Allen during the last 3 days of the month. The airport also reported only 7 days with measurable precipitation; only 13 years have had fewer days with measurable precipitation in April. - [ + + ]

    Richmond - from NWS Wakefield AKQ: " ...Near normal temperatures and above normal precipitation characterized Richmond weather in April ... The average temperature at Richmond International Airport was 59.1 degrees, which was 0.9 degrees above normal. The average high temperature was 71.4 or 1.1 degrees above normal. The average low temperature was 46.9 degrees or 0.8 degrees above normal . The highest temperature was 85 degrees on the 4th . The lowest temperature was 33 degrees on the 16 th and 17 th . There were 0 days with minimum temperatures below 32 degrees, which is 1.3 days below normal. Precipitation came in at 4.05 inches, which is 0.78 inches above normal. The greatest 24-hour total was 1.45 inches on the 25 th . There were 7 days with measurable rainfall, which is 3.0 days below normal. No snowfall fell in April, which is 0.1 inches below normal. There were 346 accumulated growing degree days (GDD), which was 41.5 GDD above the 1981 - 2010 normal of 304.5 GDD. The highest was on the 14th , at 21 .5 GDD. For 2014, precipitation has reached 13.60 inches, which is 0.4 9 inches above normal. The average temperature year - to - date is 44.4 degrees, which is 2 . degrees below normal. There were no daily records set at the Richmond International Airport in April. - [ + + ]

    North Carolina:

    Greensboro - from NWS Raleigh (RAH): " A RECORD RAINFALL OF 1.64 INCHES WAS SET AT PIEDMONT TRIAD INTL AIRPORT NC ON APRIL 7TH. THIS BREAKS THE OLD RECORD OF 1.55 INCHES SET IN 1907. " - [ - + ]

    Raleigh - from contributor Bob Woodson (RAL): " WHILE THE AVERAGE DAILY TEMPERATURE WAS SLIGHTLY BELOW NORMAL (-0.3 DEGREES), RAINFALL WAS 2.21 ABOVE NORMAL. YEAR TO DATE PRECIPITATION IS NOW 2.99 ABOVE NORMAL. THUNDERSTORMS WERE OBSERVED ON FOUR DAYS DURING APRIL. TORNADO WATCHES WERE ISSUED ON THE 25TH, 29TH AND A TORNADO WARNING ON THE 30TH. THERE WERE SEVERAL CONFIRMED TORNADOES IN EASTERN NORTH CAROLINA. " - [ - + ]



    COLUMN DENOTATIONS:

    A  maximum mean temperature T total precipitation (inches)
    T1 departure from normal
    B  minimum mean temperature U maximum calendar day precipitation (inches)
    C  monthly mean temperature
    C1 departure from normal
    U1 date of maximum calendar day precipitation
    D  maximum temperature V date(s) of maximum daily precipitation
    E  date(s) of maximum temperature V1 maximum 24-hour precip. & date(s)
    F  minimum temperature W number of days with precip. >= .01"
    G  date(s) of minimum temperature  X number of days with precip. >= 1.0"
    H  days with maximum temperature >=90 Y year-to-date precipitation (inches)
    I  days with maximum temperature <=32 Z maximum calendar day snowfall (inches)
    J  days with minimum temperature <=32 VRB Variable
    K  days with minimum temperature <= 0 1 date of maximum calendar day snowfall (inches)
    K1 average relative humidity 2 number of days with snowfall
    L  peak wind gust (miles per hour)  3 number of days with snowfall >= 1.0"
    M  direction of peak wind gust 4  total snowfall for month (inches)
    N  date(s) of peak wind gust  5 total snowfall for 2013-2014 season (inches)
    N1   average wind speed (miles per hour) 6 maximum barometric pressure (inches)
    N2 dominant wind direction 6A date of maximum barometric pressure
    O  number of days with thunder  7 minimum barometric pressure (inches)
    P  number of days with hail 7A date of minimum barometric pressure
    Q  number of days with glaze 8   average sea-level pressure
    R  number of days with ice pellets STN  Station
      NR not recorded
    R1 number of days with dense fog [1/4 mile and less visibility] (i) incomplete data
    S  local observation time for temps/precipitation (M) missing, if listed in data table
     ~ "about" E estimated
     +  additional indeterminate number of days CWA - NWS Office County Warning Area



    For Weather Headlines visit the National Weather Service Homepage
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    National Weather Service Web Sites & Current Email Addresses
    Within or Nearby the ACON VA/NC/SC Area Can Be Found At:

         NWS Washington/Baltimore, VA/MD
         NWS Wakefield, VA
         NWS Blacksburg, VA
         NWS Raleigh, NC
         NWS Newport/Morehead City, NC
         NWS Wilmington, NC
         NWS Greenville-Spartanburg, SC
         NWS Columbia, SC
         NWS Charleston, SC
         NWS Morristown, TN

         National Weather Service Homepages

         National Climatic Data Center, Asheville, NC

    STATION / LOCATION (MILES & DIRECTION FROM MAIN POST OFFICE)/OBSERVER / YEAR RECORDS BEGAN / EMAIL ADDRESS:
    [ includes current stations, inactive stations, and closed stations since database inception ]

      
    AKQ    Wakefield, VA NWS Wakefield Municipal Airport 36-58-53N 077-00-04W 33M  
    DCA    Arlington, VA Washington, DC, Reagan Washington National Airport
    38-50-54N 077-02-03W 18M
    WSH   Washington, VA  David Yowell runamok@runamok.com
    BCB    Blacksburg, VA NWS Virginia Tech Airport 37-13N 080-25W   
      WOO  Woodstock, VA 5NW Lauck Walton 12/1/85 jwalton@shentel.net
       LDY Ladysmith, VA Danny Jessee 2003 STATION CLOSED 8/31/2010 danny@dannyjessee.com
    BRI     Bridgewater, VA Clayton Towers Ctowers19@aol.com WAL   Wallops Island, VA 37 56'26" N 75 27'47" W Wallops Flight Facility Airport
    CEN  Centreville, VA Paul Bassett 1985,
    38 50.9788' N LAT. 77 25.6374' W LON. | Elevation 324' | STATION CLOSED
    AVL    Asheville, NC  Asheville Regional Airport 35-25-55N 082-32-15W 670M
    CHO   Charlottesville, VA  Charlottesville-Albemarle Airport ASOS 
    (Rappahannock County) 38-08-18N 078-27-21W 192M
    MRH    Beaufort, NC  Michael J. Field Airport 34-44-01N 076-39-38W 3M
    DAN  Danville, VA, Danville Regional Airport, 36-34-22N 079-20 10W 175M  CLT    Charlotte, NC NWS Charlotte/Douglas International Airport 35-12-48N 080-56-55W 220M
    IAD   Dulles - Washington-Dulles International Airport  38-56-05N 077-26-51W 93M   
    FCH    Falls Church, VA Erica Page 3/7/94 Windie1970@aol.com HKY  Hickory, NC 
    HAM    Hampton, VA 5NE Dave Kessel 1989 kesseld@verizon.net ECG  Elizabeth City, NC,  Coast Guard Air Station 36-15-47N 076 10-58W 11M
    LYH     Lynchburg, VA NWS Lynchburg Regional Airport 37-19-15N 079-12-24W 295M ILM     Wilmington, NC NWS New Hanover International Airport 34-16-06N 077-54-22W 9M
    CTR  Winterpock in Chesterfield County, VA Albert Arnold 06/03 FAY  Fayetteville, NC Fayetteville Regional Airport, 34-59-22N 078-52-48W 55M
      GSO   Greensboro, NC NWS Piedmont Triad International Airport 36-05-51N 079-56-37W 275M
    CHT   Chantilly, VA Russ Topping -  12/2006  russ.topping@gmail.com HSE    Cape Hatteras, NC  Mitchell Field 35-13-56N 075-27-21W 3M
    HDV    Herndon, VA  Randoplh W. Ashby, 3.3 SM South,
    Lat: 38.922127, Lon: -77.38015, Elev: 390'. 1993 randy_ashby@msn.com
    LBT    Lumberton, NC  Lumberton Municipal Airport 34-36-26N 079-03-36W 37M
    GAV - Glen Allen, Henrico County, VA - Lowell Koontz  8/1/08  wwkoontz@verizon.net EWN    New Bern, NC  Craven County Regional Airport 36-04-03N 077-02-50W 3M
      MON    Moncure, NC  Chatham County - Mac McIlwain mac.mcilwain@embarqmail.com
      RAL    Raleigh, NC 7NNW  Bob Woodson -  6/1/93 kf4mmm@qsl.net
    LKU     Louisa, VA 1N Joseph Bowers 1944 - NWS ID  44-5050-02 STATION CLOSED RDU   Raleigh-Durham, NC Raleigh-Durham International Airport 35-52-14N 078-47-11W 130M
    LOU     Louisa, VA 6S John Bullock (about 1970) STATION CLOSED ROX    Roxboro, NC 2SE Merriell A. Jay 1/93 ending 12/13
         WHI   North Whiteville, NC Christopher Crawley 12/10 34.413744N / 078.751908W ccawley.kk4csr@gmail.com
    LYH     Lynchburg, VA NWS Lynchburg Regional Airport 37-19-15N 079-12-24W 295M ILM     Wilmington, NC NWS New Hanover International Airport 34-16-06N 077-54-22W 9M
    NEW    Newmarket, VA 2W Joyce Winfree STATION CLOSED 5/31/10 CHS   Charleston, SC NWS Charleston Air Force Base 32-53-56N 080-02-26W 13M
    NPN     Newport News, VA 7N Gary Leonard -  6/91 mikey0781@cox.net CAE    Columbia, SC NWS Columbia Metropolitan Airport 33-56-31N 081-07-05W 73M 
    NOR     Norfolk, VA 3NE Jim Fentress 6/1/77 FLO    Florence, SC Florence Regional Airport 34-11-16N 079-43-51W 44M
    ORF     Norfolk, VA 5NE 36-54-13N 076-11-31W 14M  1871 GSP   Greenville-Spartanburg, SC NWS Greenville-Spartanburg Airport 34-53-02N 082-13-15W 286M 
    POR     Portsmouth, VA 36.81° North 76.33° West 3S Bill Trotter -  7/1/76 wxr@cox.net CRE    North Myrtle Beach, SC Grand Strand Airport 33-48-42N 078-43-26W 10M
    MEC     Mechanicsville, VA Glen Martin 11/19/91 OGB   Orangeburg, SC  Orangeburg Municipal Airport 33-27-50N 080-51-13W 59M
    FHC    Norfolk, VA  Fred Heutte Center 36° 54'N 76° 16'W 01/01/03 fhcgarden@cox.net AND   Anderson, SC 
    RIC     Richmond, VA Richmond International Airport 37-30-40N 077-19-24W 50M TRI     Tri-cities, TN  (Bristol / Johnson / Kingsport), Tri-City Regional Airport 36-28-47N 082-23-56W 474M 
    ROA    Roanoke, VA Roanoke Regional Airport 37-19-01N 079-58-27W 362M DAV  Davis, WV Dave Lesher canaanwx@yahoo.com