---------------------------------------------------------------------------- ACON VA/NC/SC APRIL 1998 SUMMARY - TEMPERATURES - VIRGINIA ---------------------------------------------------------------------------- STN A B C D E F G H I J K L M N O P Q R R1 S ---------------------------------------------------------------------------- ANN 67.20 46.50 56.85 79 17 36 4,6, 0 0 0 0 38 WNW 2 5 0 0 0 0 2400 11 DCA 66.9 47.9 57.4 79 16 38 7 0 0 0 0 2400 BRI 68 42.8 55.4 80 8 31 6,12 0 0 5 0 5 0 0 0 0 0600/1630 CEN 68.0 45.5 56.8 80 16,17 33 11 0 0 0 0 39 NNW 20 2 0 0 0 0 1200/2400 CHE 61.0 43.3 52.2 76.7 17 31.9 5 0 0 1 0 2 0 0 0 2 2400 FCH 67.4 50.8 59.1 78 17 43 27 0 0 0 0 5 0 0 0 0 FRB 71.6 43.6 57.6 84 2,8 30 7 0 0 2 0 1 0800 HAM 69.9 50.8 60.4 84 8 39 6 0 0 0 0 35 NNE 4 5 1 0 0 1 2100 HER 69.4 44.7 57.0 82 17 33 11 0 0 0 0 23 26 3 0 0 0 2400 HRN 69.7 46.7 55.6 80.4 17 29.8 11 0 0 2 0 33 N 26 4 1 0 0 0 2400 LOU 69.77 43.90 56.84 87 26 33 12,13 0 0 0 0 4 0 0 0 0 0800 NEW 67.46 41.46 54.43 80 8 28 7,8, 0 1 5 0 37 W 2 0 0 0 0 1 1700 12 NPN 71.4 48.3 59.9 86 8 35 6,12, 0 0 0 0 40 ENE 4 5 0 0 0 1 2300 13 NOR 70.1 45.0 59.0 84 8 35 12,13 0 0 0 0 2 0 0 0 0 2400 ORF 67.9 49.9 58.9 82 8 38 13 0 0 0 0 44 NNE 2400 POR 70.6 50.4 60.5 84 8 38 6 0 0 0 0 46 N 4 2 0 0 0 0 2400 MEC 72 47.1 60 87 1 34 7,12 0 0 0 0 4 1 0 0 0 1800 RIC 68.8 58.0 47.1 83 8 35 6 0 0 0 0 56 WSW 2400 RMD 72.6 50.2 61.4 85 8 38 5 0 0 0 0 5 1 2300 ROK 69.7 44.5 57.1 83 8 31 28 0 0 3 0 34 NW 9 3 0 0 0 0 2200 STF 70.83 45.17 58.00 83.5 30 32.1 7 0 0 1 0 5 0 0 0 0 2100 AKQ 71.13 44.29 57.70 85 8 30 12,13 0 0 2 0 2400 WOO 66.0 47.5 56.7 83 1 36 5 0 0 0 0 5 0 6 0 5 0800 WSH 66.83 45.33 56.08 81 7 35 6,11 0 0 0 0 4 0 0 0 0 2200 ---------------------------------------------------------------------------- NORTH CAROLINA ---------------------------------------------------------------------------- AVL 64.7 43.4 54.1 77 2,8, 30 6 0 0 1 0 36 NW 2400 17 BRE 66.7 43.6 55.1 77 2,8 26 5 0 0 4 0 45 17 0 0 0 0 5 2100 CLT 62.4 84 8 39 5 0 0 0 0 2400 GSO 68.2 47.1 57.7 80 8 36 6,11, 2400 28 HEN 72.4 47.3 59.9 83 8 34 6,12 0 0 0 0 32 NW 9 8 0 0 0 5 2200 RAL 71.3 46.5 58.9 83 8 31 6 0 0 3 0 27 16 6 0 1 2400 RDU 58.8 82 8 31 6 2400 ROX 70.1 47.4 59.0 85.0 8 36.0 28 0 0 0 0 33 N 10 6 0 0 0 0 2100 ILM 73.4 52.7 63.1 83 16 39 12,13 0 0 0 0 44 W 9 4 2400 ----------------------------------------------------------------------------- SOUTH CAROLINA ----------------------------------------------------------------------------- CAE 73.3 52.0 62.7 83 26 39 6,12 2400 GSP 69.1 58.9 48.7 82 2 39 13 0 0 0 0 54 WNW 2400 RUB 71.3 48.7 60.0 82 8,16 34 6 0 0 0 0 4 0 0 0 1 2400 ------------------------------------------------------------------------------ NEARBY LOCATIONS ----------------------------------------------------------------------------- TRI 65.3 43.3 54.3 77 8 29 6 0 0 2 0 2400 ----------------------------------------------------------------------------- ------------------------------------------------------------------------------- ACON VA/NC/SC APRIL 1998 SUMMARY - PRECIPITATION - VIRGINIA ------------------------------------------------------------------------------- STN T U V V1 W X Y Z 1 2 3 4 5 6 7 S ------------------------------------------------------------------------------- ANN 4.32 1.30 9 1.30 9 8 1 23.81 0.0 0.0 4.3 30.41 29.25 2400 DCA 3.95 1.17 9 10 1 19.99 0.0 0.0 0.1 2400 BRI 3.76 1.09 19 1.19 18- 11 1 20.94 0.0 0.0 19.0 30.24 29.56 0600/1630 19 CEN 4.47 1.22 1 1.23 1-2 9 2 24.44 0.0 0.0 5.3 30.39 29.27 1200/2400 CHE 4.25 1.42 19 10 2 28.48 0.0 0.0 33.6 2400 FCH 6.60 1.37 9, 2.15 9- 11 3 31.71 0.0 0.0 2.03 17 10 FRB 4.75 0.89 3-4 6 0 24.83 0.0 0.0 0.5 0800 HAM 3.71 2.05 4 2.05 4 7 1 24.39 0.0 0.0 T 30.33 29.22 2100 HER 3.22 0.98 9 0.99 9- 11 0 22.02 0.0 0.0 6.5 30.35 29.10 2400 10 HRN 3.46 0.97 9 1.02 7-8 8 0 21.84 0.0 0.0 5.2 30.42 29.29 2400 LOU 4.80 1.75 16-17 6 2 26.64 0.0 0.0 4.0 30.50 0800 NEW 3.57 1.00 9 11 1 19.03 0.0 0.0 9.5 30.46 29.54 1700 NPN 4.84 2.34 4 2.34 4 11 1 26.29 0.0 0.0 0.1 30.41 29.24 2300 18 NOR 4.23 1.61 4 1.61 4 10 2 24.25 0.0 0.0 T 2400 ORF 4.31 0.74 22 10 2 22.69 0.0 0.0 T 30.40 29.17 2400 POR 4.05 1.50 4 1.50 4 10 2 21.30 0.0 0.0 T 30.41 29.20 2400 MEC 4.75 1.55 4 1.55 4 11 2 25.28 0.0 0.0 8.3 30.05 29.05 1800 RIC 4.32 1.45 4 9 3 23.65 0.0 0.0 1.2 30.39 29.21 2400 RMD 4.59 1.45 3 7 2 25.49 0.0 0.0 0.1 2300 ROK 4.80 1.24 19 1.28 16- 13 2 29.84 0.0 0.0 17.3 30.35 29.35 2400 17 STF 4.30 1.20 17 1.20 17 7 2 26.53 0.0 0.0 0.9 30.23 29.69 2100 AKQ 4.15 1.75 4 13 1 24.71 0.0 0.0 0.5 2400 WEE WOO 4.31 1.08 2 14 1 16.99 0.0 0.0 21.2 30.64 29.85 0800 WSH 4.40 1.67 19 1.69 19- 10 2 31.77 0.0 0.0 14.75 2200 20 ------------------------------------------------------------------------------- NORTH CAROLINA ------------------------------------------------------------------------------- AVL 8.70 1.78 16 14 2 28.75 0.0 0.0 17.1 30.37 29.44 2400 BRE 8.49 1.64 18 13 2 39.19 0.0 0.0 8.8 30.43 29.67 2100 CLT 6.19 2.15 8-9 12 2 18.76 T T 4.9 30.58 29.44 2400 GSO 5.52 1.76 16-17 20.41 0.0 0.0 5.5 2400 HEN 4.31 1.13 17 1.46 17- 12 1 26.55 0.0 0.0 1.5 2200 18 RDU 3.12 0.91 9 2400 RAL 2.91 0.87 8-9 15 0 24.36 0.0 0.0 3.9 30.42 29.34 1900 ROX 5.00 1.08 17 1.08 17 15 1 27.14 0.0 0.0 1.8 30.34 29.27 2100 ILM 2.80 1.06 9 11 0 23.37 0.0 0.0 0.0 30.38 29.37 2400 ------------------------------------------------------------------------------- SOUTH CAROLINA ------------------------------------------------------------------------------- CAE 6.12 23.53 0.0 0.0 2400 GSP 9.15 1.92 9 13 4 27.16 0.0 0.0 3.2 30.34 29.41 2400 RUB 7.47 2.30 9 2.30 9 9 3 36.69 0.0 0.0 1.0 30.50 29.53 2400 ------------------------------------------------------------------------------- NEARBY LOCATIONS ------------------------------------------------------------------------------- TRI 7.03 2.28 16-17 16 2 18.14 30.31 29.36 2400 ------------------------------------------------------------------------------- ------------------------------------------------------------------------------- ACON DATA REPORT DENOTATIONS ------------------------------------------------------------------------------- STATION/LOCATION (MILES & DIRECTION FROM MAIN POST OFFICE) /OBSERVER / YEAR RECORDS BEGAN: ANN Annandale, VA 1 3/4 ENE Lowell Koontz DCA Arlington, VA NWS 12/90 ROK Roanoke, VA 6SW Wendell Prillaman 4/76 BRI Bridgewater, VA Clayton Towers STF Stafford, VA Danny Jessee CEN Centreville, VA Paul Bassett 1985 AKQ Wakefield, VA NWS CHE Chester Gap, VA Dave Lesher WSH Washington, VA David Yowell (Rappahannock County) 1/91 WEE Weems, VA 3WNW Francis J. Socey CHO Charlottesville, VA 3N John Stewart WOO Woodstock, VA 5NW Lauck Walton 12/1/85 AVL Asheville, NC NWS BRE Brevard, NC 1SE Bob Keehn FCH Falls Church, VA Erica Page CLT Charlotte, NC NWS 3/7/94 FRB Fredericksburg, VA 7SW Ken McKneely GSO Greensboro, NC NWS HAM Hampton, VA 5NE Dave Kessel 1989 HEN Henderson, NC 4NNE 12/85 HER Herndon, VA R.M. Beall P- 10/76 RAL Raleigh, NC 7NNW Bob Woodson T- 1/91 HRN Herndon, VA 4SW Russ Topping RDU Raleigh-Durham, NC NWS LOU Louisa, VA 6S John Bullock RWL Rockwell, NC 3WSW Tom Myers (about 1970) NEW Newmarket, VA 2W Joyce Winfree ROX Roxboro, NC 2SE Merriell A. Jay 1/93 NPN Newport News, VA 7N Gary Leonard ILM Wilmington, NC NWS 6/91 CHS Charleston, SC NWS NOR Norfolk, VA 3NE Jim Fentress 6/1/77 CAE Columbia, SC NWS ORF Norfolk, VA 5NE NWS GSP Greenville-Spartanburg, SC NWS POR Portsmouth, VA 3S Bill Trotter RUB Ruby, SC 3 NW Franklin Hancock 7/76 MEC Mechanicsville, VA Glen Martin 11/19/91 RMD Richmond, VA Roy Britt 8/22/83 TRI Tri-cities, TN NWS RIC Richmond, VA NWS COLUMN DENOTATIONS: A maximum mean temperature T total precipitation (inches) B minimum mean temperature U maximum calendar day precipitation (inches) C monthly mean temperature V date(s) of maximum daily precipitation V1 maximum 24-hour precip. & date(s) D maximum temperature W number of days with precip. >= .01" E date(s) of maximum temperature X number of days with precip. >= 1.0" F minimum temperature Y year-to-date precipitation (inches) G date(s) of minimum temperature Z maximum calendar day snowfall (inches) H days with maximum temperature >=90 1 date of maximum calendar day snowfall (inches) I days with maximum temperature <=32 2 number of days with snowfall J days with minimum temperature <=32 3 number of days with snowfall >= 1.0" K days with minimum temperature <= 0 4 total snowfall for month (inches) L peak wind gust (miles per hour) 5 total snowfall for '97-'98 season (inches) M direction of peak wind gust 6 maximum barometric pressure (inches) N date(s) of peak wind gust 7 minimum barometric pressure (inches) O number of days with thunder (i) incomplete data P number of days with hail (M) Missing, if listed in data table Q number of days with glaze E estimated R number of days with ice pellets R1 number of days with dense fog S local observation time for temps/precipitation