Portsmouth
Weather Records Service
Local Climatological Data
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Station:
PORTSMOUTH, VIRGINIA
Month: JANUARY Year: 2004 Latitude: 36 48 04 N Longitude: 76 19 37 W Station Elevation: 20 FT Standard Time: EST |
LOCAL CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6) STATION: PORTSMOUTH, VIRGINIA MONTH: JANUNARY YEAR: 2004 LATITUDE: 36 48 04 N LONGITUDE: 76 19 40 W NOTE: DATA MAY EXTEND BEYOND RIGHT MARGIN =============================================================================================================================== |-----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 58 34 46.0 +2 19.0 0.0 0.00 0.0 0 045 2.9 045 15 0439 0256 78 38 SU 2 64 42 53.0 +11 12.0 0.0 T 0.0 0 270 4.7 203 18 0301 0123 74 49 SU -SHRA 3 76 47 61.5 +19 3.5 0.0 0.00 0.0 0 225 6.0 225 20 0126 0006 85 52 PC UNSEASONABLY WARM 4 78 61 69.5 +27 0.0 4.5 0.00 0.0 0 248 9.0 225 29 0025 9899 93 59 PC UNSEASONABLY WARM 5 75 48 61.5 +21 3.5 0.0 0.43 0.0 0 225 7.0 225 29 9961 9777 95 65 PC 13 UNSEASONABLY WARM FROPA SHRA 6 49 33 41.0 0 24.0 0.0 0.00 0.0 0 360 6.6 315 26 0288 9961 85 33 SU COLDER 7 36 23 29.5 -13 35.5 0.0 0.00 0.0 0 270 6.5 315 23 0442 0299 41 24 SU COLD DRY 8 40 23 31.5 -8 33.5 0.0 T T T 248 2.5 293 16 0423 0273 76 27 PC -SN 9 35 30 32.5 -7 32.5 0.0 0.25 2.8 2.8 023 3.0 023 22 0273 0140 85 70 C 1 SN FROPA 10 30 18 24.0 -15 41.0 0.0 T T 1.5 360 9.6 360 25 0411 0201 70 46 PC SHSN (BAY EFFECT) COLD 11 32 17 24.5 -13 40.5 0.0 0.00 0.0 1.0 360 4.5 270 15 0498 0240 61 33 SU COLD 12 56 26 41.0 +2 24.0 0.0 0.00 0.0 0 225 8.0 248 30 0240 9991 69 38 SU BREEZY MILDER 13 58 30 44.0 +3 21.0 0.0 0.00 0.0 0 270 5.4 270 31 0103 9909 83 31 SU 1 -FROST BREEZY FROPA 14 42 30 36.0 -4 29.0 0.0 0.00 0.0 0 158 4.8 023 18 0225 9673 77 38 SU COLDER 15 42 25 33.5 -6 31.5 0.0 0.00 0.0 0 360 6.3 360 32 9998 9529 78 42 SU FROPA COLDER FROST 16 37 22 29.5 -8 35.5 0.0 0.00 0.0 0 360 7.3 315 26 0178 9998 76 19 SU FROPA BREEZY COLD 17 45 26 35.5 -3 29.5 0.0 0.00 0.0 0 360 4.3 338 21 0216 9958 46 26 PC DRY 18 55 35 45.0 +5 20.0 0.0 0.39 0.0 0 360 5.9 360 25 9958 9345 93 44 C 1 RA DZ FROPA 19 39 27 33.0 -4 32.0 0.0 0.00 0.0 0 360 5.9 360 28 9998 9967 71 39 SU COLDER 20 36 24 30.0 -8 35.0 0.0 0.00 0.0 0 360 8.0 360 28 0210 9998 48 30 SU BREEZY COLD DRY 21 35 22 28.5 -8 36.5 0.0 0.00 0.0 0 360 3.9 270 19 0266 0088 52 28 SU COLD DRY 22 55 27 41.0 +3 24.0 0.0 0.00 0.0 0 225 6.5 248 24 0088 9737 58 29 PC BREEZY MILDER DRY FROPA 23 39 24 31.5 -9 33.5 0.0 0.00 0.0 0 360 5.3 293 20 0085 9860 49 26 PC COLDER DAY 24 50 26 38.0 -5 27.0 0.0 0.00 0.0 0 023 6.5 023 25 0191 9799 71 33 PC FROPA BREEZY COLDER 25 32 21 26.5 -14 38.5 0.0 0.55 2.5 2.5 045 7.3 360 21 0400 0191 93 41 C 14 COLD SN 26 35 29 32.0 -6 33.0 0.0 0.08 T 1.0 360 4.2 360 18 0129 0007 91 86 C 146 COLD DAMP -FZRA -FZDZ -RA DZ 27 36 31 33.5 -6 31.5 0.0 0.03 0.0 T 360 6.2 270 25 0007 9630 91 87 C 1 -RA DZ COLD DAMP FROPA 28 35 27 31.0 -9 34.0 0.0 0.00 0.0 T 270 9.6 270 33 0017 9747 88 42 SU WINDY COLD 29 49 28 38.5 -1 26.5 0.0 0.00 0.0 0 270 8.5 270 30 0013 9833 54 32 SU BREEZY MILDER 30 49 27 38.0 -3 27.0 0.0 T 0.0 0 360 6.5 270 26 9848 9687 67 37 PC -SHRA FROPA COLDER 31 36 20 28.0 -13 37.0 0.0 0.00 0.0 0 360 4.2 270 18 0267 9848 65 27 SU BREEZY COLD =============================================================================================================================== SM 851.0 4.5 1.73 5.3 ================================================================================================================================ AV 46.3 29.1 37.7 -2.2 0.06 272 6.0 259 24 0181 9935 73 41 =============================================================================================================================== NOTES: WINDS IN M.P.H. CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6) , PAGE 2 STATION: PORTSMOUTH, VIRGINIA MONTH: JANUARY YEAR: 2004 LATITUDE: 36 48 04 N LONGITUDE: 76 19 40 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN WX TYPES COLUMN AVERAGE MAXIMUM: 46.3 TOTAL FOR MONTH: 1.73" 1 = FOG AVERAGE MAX DEP: -2.2 DPTR FM NORMAL: -2.20" OR 44% 2 = FOG REDUCING VISIBILITY AVERAGE MINIMUM: 29.1 GRTST 24HR 0.59" ON 25-26TH TO 1/4 MILE OR LESS AVERAGE MIN DEP: -2.4 GRTST DAILY 0.55" ON 25TH 3 = THUNDER AVERAGE MONTHLY: 37.7 SNOW, ICE PELLETS, GLAZE 4 = ICE PELLETS AVERAGE MON DEP: -2.2 TOTAL MONTH: 5.3" 5 = HAIL GRTST DAILY 2.8" ON 9TH 6 = GLAZE OR RIME HIGHEST: 78 ON 4 GRTST 24HR 2.8" ON 8-9TH 7 = BLOWING DUST OR SAND: LOWEST: 17 ON 11 GRTST DEPTH: 2.8" ON 9TH 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: 3 0.01 INCH OR MORE: 6 OR 19.35% MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 MIN 32 OR BELOW: 24 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] [# DAYS WITH] TOTAL THIS MO. 851.0 CLEAR (SCALE 0-3) 16 7 FOG PTCLDY (SCALE 4-7) 10 0 DENSE FOG [VSBY 1/4 MILE OR LESS] SEASONAL 1971.5 CLOUDY (SCALE 8-10) 5 1 THUNDERSTORMS 1 # OF THUNDERSTORMS [CDD (BASE 65) ] 4 SNOW TOTAL THIS MO. 4.5 2 FROST [PRESSURE DATA] [AVERAGE SKY COVER] SEASONAL TOTAL 4.5 HIGHEST SLP 30.498" ON THE 11TH 33.06% LOWEST SLP 29.345" ON THE 18TH AVERAGE SLP 30.058" [STATION RECORDS] 3RD - TEMPERATURE MAXIMUM 76° [PREVIOUS 73° 2000] 4TH - TEMPERATURE MAXIMUM 78° [PREVIOUS 76° 2000] 4TH - TEMPERATURE MAXIMUM MINIMUM 61° [PREVIOUS 53° 2000] 5TH - TEMPERATURE MAXIMUM 75° [PREVIOUS 71° 1997] 9TH - PRECIPITATION SNOWFALL 2.8" [PREVIOUS 1/4" 1978] 25TH - TEMPERATURE MINIMUM MAXIMUM 32° [PREVIOUS 35° 2000] 7TH DRIEST JANUARY SINCE 1976 10TH COLDEST JANUARY SINCE 1976 YEAR-TO-DATE [TEMPERATURE DATA] [PRECIPITATION DATA] AVERAGE MAXIMUM: 46.3 TOTAL FOR YEAR: 1.73" AVERAGE MAX DEP: -2.2 DPTR FM NORMAL: -2.20" OR 44% AVERAGE MINIMUM: 29.1 GRTST 24HR 0.55" ON JANUARY 25TH AVERAGE MIN DEP: -2.4 GRTST DAILY 0.59" ON JANUARY 25-26TH AVERAGE MONTHLY: 37.7 SNOW, ICE PELLETS, GLAZE AVERAGE MON DEP: -2.2 TOTAL: 5.3" GRTST DAILY 2.8" ON JANUARY 9TH HIGHEST: 78 ON 1/4 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: 6 OR 19.35% MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4 MIN 32 OR BELOW: 24 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] [# DAYS WITH] TOTAL 851.0 CLEAR (SCALE 0-3) 16 7 FOG PTCLDY (SCALE 4-7) 10 0 DENSE FOG [VSBY 1/4 MILE OR LESS] CLOUDY (SCALE 8-10) 5 1 THUNDERSTORMS 1 # OF THUNDERSTORMS [CDD (BASE 65) ] 4 SNOW TOTAL 4.5 2 FROST [PRESSURE DATA] HIGHEST SLP 30.498" ON THE 11TH OF JANUARY 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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