| Portsmouth
Weather Records Service
Local Climatological Data
|
Station:
PORTSMOUTH, VIRGINIA
Month: APRIL Year: 2004 Latitude: 36 48 04 N Longitude: 76 19 37 W Station Elevation: 20 FT Standard Time: EST/EDT |
LOCAL CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6)
STATION: PORTSMOUTH, VIRGINIA
MONTH: APRIL
YEAR: 2004
LATITUDE: 36 48 04 N
LONGITUDE: 76 19 40 W
NOTE: DATA MAY EXTEND BEYOND RIGHT MARGIN
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|-----TEMPERATURE IN °F:---------||RAIN---SNOW-||------WIND-----|BAROMETER||HUMID||SKY||---------------WEATHER-----------------|
AVG AVG PK PK MAX MIN MAX MIN DOM WX
DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH DIR SPD DIR SPD BAR BAR HUM HUM SKY TYPES / NOTES
================================================================================================================================
1 57 43 50.0 -6 15.0 0.0 0.18 0.0 0 270 5.3 270 25 9646 9516 100 65 PC 1 SHRA
2 55 44 49.5 -7 15.5 0.0 0.03 0.0 0 270 6.3 270 21 9694 9583 93 55 C SHRA
3 57 44 50.5 -7 14.5 0.0 0.01 0.0 0 293 5.2 270 24 9727 9662 94 60 PC -SHRA
4 59 43 51.0 -7 14.0 0.0 0.00 0.0 0 315 9.1 270 34 9794 9526 82 32 PC WINDY FROPA
5 53 37 45.0 -11 20.0 0.0 0.00 0.0 0 338 9.3 338 33 0005 9791 54 23 SU WINDY COLDER
6 63 34 48.5 -6 16.5 0.0 0.00 0.0 0 360 5.5 270 23 0107 9901 55 18 SU BREEZY DRY
7 77 43 60.0 +4 5.0 0.0 0.00 0.0 0 270 4.5 270 23 9901 9694 68 31 SU MILDER
8 71 49 60.0 +3 5.0 0.0 T 0.0 0 045 4.1 045 16 9738 9579 86 50 PC 1 FROPA -SHRA
9 68 46 57.0 0 8.0 0.0 0.00 0.0 0 360 4.3 360 20 9979 9614 91 45 SU 1
10 68 45 56.5 +1 8.5 0.0 0.04 0.0 0 045 2.2 045 16 0059 9971 90 40 PC 1 SHRA
11 59 47 53.0 -3 12.0 0.0 0.26 0.0 0 360 4.4 360 19 0061 9910 98 83 C 1 SHRA
12 65 47 56.0 -3 9.0 0.0 0.24 0.0 0 045 5.2 158 21 0062 9859 100 94 C 1 SHRA DZ
13 72 55 63.5 +4 1.5 0.0 0.53 0.0 0 158 6.3 158 28 9859 9516 100 75 PC 13 SHRA
14 60 46 53.0 -5 12.0 0.0 0.20 0.0 0 270 5.0 270 21 9809 9565 100 70 PC 1 SHRA FROPA
15 61 44 52.5 -8 12.5 0.0 0.11 0.0 0 360 6.6 360 31 0196 9809 97 46 PC 1 SHRA
16 64 38 51.0 -9 14.0 0.0 0.00 0.0 0 158 1.8 158 15 0334 0196 96 38 SU
17 81 46 63.5 +4 1.5 0.0 0.00 0.0 0 180 3.8 203 20 0352 0241 87 35 SU
18 85 58 71.5 +13 0.0 6.5 0.00 0.0 0 203 4.8 203 18 0342 0266 79 40 SU
19 85 63 74.0 +14 0.0 9.0 0.00 0.0 0 203 6.3 203 23 0307 0046 76 38 -PC WARM
20 83 63 73.0 +12 0.0 8.0 0.00 0.0 0 203 3.6 158 14 0067 9973 79 38 SU AFT/EVE SEABREEZE
21 87 64 75.5 +13 0.0 10.5 T 0.0 0 203 6.0 180 26 0037 9936 94 35 PC -SHRA
22 84 64 74.0 +13 0.0 9.0 0.00 0.0 0 203 8.0 203 11 0112 0043 93 48 PC
23 88 64 76.0 +15 0.0 11.0 0.10 0.0 0 203 6.0 203 22 0097 9963 96 69 PC 1 SHRA
24 72 59 65.5 +4 0.0 0.5 0.20 0.0 0 025 3.0 025 19 0240 0017 100 49 C 1 FROPA
25 74 55 64.5 +3 0.5 0.0 0.00 0.0 0 135 4.0 135 21 0271 0127 93 39 PC
26 83 58 70.5 +9 0.0 5.5 0.75 0.0 0 203 11.7 225 32 0127 9808 100 45 PC 13 SHRA TSHRA FROPA
27 70 57 63.5 +1 1.5 0.0 0.11 0.0 0 225 8.0 045 21 9940 9719 100 35 C 1 SHRA
28 65 46 55.5 -6 9.5 0.0 0.00 0.0 0 135 4.0 270 19 0365 9940 81 34 PC
29 75 47 61.0 0 4.0 0.0 0.00 0.0 0 203 3.1 158 20 0460 0346 86 35 PC
30 76 55 65.5 +3 0.0 0.5 0.00 0.0 0 158 3.1 158 18 0351 0192 87 44 PC
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SM 200.0 60.5 2.76 0.0 0 270 34
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AV 70.6 50.1 60.4 +1.3 0.09 210 5.4 0068 9877 88 46
===============================================================================================================================
NOTES:
WINDS IN M.P.H.
CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6) , PAGE 2
STATION: PORTSMOUTH, VIRGINIA
MONTH: APRIL
YEAR: 2004
LATITUDE: 36 48 04 N
LONGITUDE: 76 19 40 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN WX TYPES COLUMN
AVERAGE MAXIMUM: 70.6 TOTAL FOR MONTH: 2.76" 1 = FOG
AVERAGE MAX DEP: +1.0 DPTR FM NORMAL: -0.71 OR 79% 2 = FOG REDUCING VISIBILITY
AVERAGE MINIMUM: 50.1 GRTST 24HR 0.87" ON THE 26-27TH TO 1/4 MILE OR LESS
AVERAGE MIN DEP: +1.6 GRTST DAILY 0.75" ON THE 26TH 3 = THUNDER
AVERAGE MONTHLY: 60.4 SNOW, ICE PELLETS, GLAZE 4 = ICE PELLETS
AVERAGE MON DEP: +1.3 TOTAL MONTH: 0.0" 5 = HAIL
GRTST DAILY 0.0" ON --TH 6 = GLAZE OR RIME
HIGHEST: 88 ON 23 GRTST 24HR 0.0" ON --TH 7 = BLOWING DUST OR SAND:
LOWEST: 34 ON 6 GRTST DEPTH: 0.0" ON --TH VSBY ½ MILE OR LESS
8 = SMOKE OR HAZE
[NO. OF DAYS WITH] [PRECIP - DAYS WITH MEASURABLE] 9 = BLOWING SNOW
X = TORNADO
MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 13 OR 43.33%
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 10
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ] [# DAYS WITH]
TOTAL THIS MO. 200.0 CLEAR (SCALE 0-3) 8 13 FOG
PTCLDY (SCALE 4-7) 17 0 DENSE FOG [VSBY 1/4 MILE OR LESS]
SEASONAL 3259.5 CLOUDY (SCALE 8-10) 5 2 THUNDERSTORMS
2 # OF THUNDERSTORMS
[CDD (BASE 65) ] 0 SNOW
TOTAL THIS MO. 60.5 0 FROST
[PRESSURE DATA] [AVERAGE SKY COVER]
SEASONAL TOTAL 72.0 HIGHEST SLP 30.460" ON THE 29TH 44.17%
LOWEST SLP 29.516" ON THE 1ST & 13TH
AVERAGE SLP 29.972"
[STATION RECORDS]
21ST - TEMPERATURE - MAXIMUM MINIMUM - 64° TIED [ PREVIOUSLY 1985 ]
22ND - TEMPERATURE - MAXIMUM MINIMUM - 64° TIED [ PREVIOUSLY 1992 ]
23RD - TEMPERATURE - MAXIMUM - 88° [ PREVIOUSLY 87° IN 1985 ]
YEAR-TO-DATE
[TEMPERATURE DATA] [PRECIPITATION DATA]
AVERAGE MAXIMUM: 57.5 TOTAL FOR YEAR: 8.39"
AVERAGE MAX DEP: 0.0 DPTR FM NORMAL: -6.52" OR 56%
AVERAGE MINIMUM: 38.4 GRTST 24HR 0.86" ON APRIL 26-27TH
AVERAGE MIN DEP: 0.0 GRTST DAILY 0.75" ON APRIL 26TH
AVERAGE MONTHLY: 47.9 SNOW, ICE PELLETS, GLAZE
AVERAGE MON DEP: 0.0 TOTAL: 6.5"
GRTST DAILY 2.8" ON JANUARY 9TH
HIGHEST: 88 ON 4/23 GRTST 24HR 2.8" ON JANUARY 8-9TH
GRTST DEPTH: 2.8" ON JANUARY 9TH
LOWEST: 17 ON 1/11
[NO. OF DAYS WITH] [PRECIP - DAYS WITH MEASURABLE]
MAX 32 OR BELOW: 3 0.01 INCH OR MORE: 35 OR 28.93%
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 25
MIN 32 OR BELOW: 43 0.50 INCH OR MORE: 5
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ] [# DAYS WITH]
TOTAL 2139.0 CLEAR (SCALE 0-3) 40 42 FOG
PTCLDY (SCALE 4-7) 59 1 DENSE FOG [VSBY 1/4 MILE OR LESS]
CLOUDY (SCALE 8-10) 22 4 THUNDERSTORMS
4 # OF THUNDERSTORMS
[CDD (BASE 65) ] 8 SNOW
TOTAL 72.0 7 FROST
[PRESSURE DATA]
HIGHEST SLP 30.625" ON MARCH 25TH
LOWEST SLP 29.345" ON THE 18TH OF JANUARY
| PWRS DENOTATIONS: SU/CL = Clear sky; PC = Partly cloudy sky; C = cloudy sky; NA, not available; NR, not recorded; TEMP, temperature; MAX, maximum; MIN, minimum; T, trace of precipitation; INOP, inoper- ative equipment; MPH, miles per hour; DN, departure from normal; DEP, departure; YR, year; NORM, normal; DST LTG, distant lightning; FROP or FROPA, frontal passage; AM morning; AFT afternoon hours; EVE evening hours; PM evening hours; E estimated; VBL, variable wind directions; TS, tropical storm |
METAR DENOTATIONS
|
BC Patches BL Blowing BR Fog with visibilites > 1/4 but <=6 statute miles and below to 1/4 mile DU Dust (widespread) DS Duststorm DZ Drizzle FC Funnel Cloud FC+ Tornado/waterspout FG Fog with visibility <= 1/4 statute miles FU Smoke FZDZ Freezing drizzle FZRA Freezing rain FZFG Freezing fog GR Hail GS Small hail HZ Haze IC Ice crystals PL Ice pellets PY Spray RA Rain SA Sand SS Sandstorm PO Sand or dust whirls SG Snow granules |
SH Shower
SHRA Shower of rain SHSN Shower of snow SHPE Shower of ice pellets SHGR Shower with hail SHGS Shower with small hail SM Statute miles SN Snow SQ Squalls TS Thunderstorm TSGR Thunderstorm with hail TSGS Thunderstorm with small hail TSPE Thunderstorm with ice pellets TSRA Thunderstorm with rain TSSN Thunderstorm with snow UP Unknown precipitation VA Volcanic ash VC Vicinity V V Used for obscurred sky METAR Qualifiers: (now placed in FRONT of code) - Light
+ Heavy DR Low drifting
M Below ( -x.x degrees)
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