Portsmouth
Weather Records Service
Local Climatological Data
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Station:
PORTSMOUTH, VIRGINIA
Month: DECEMBER Year: 2005 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: DECEMBER YEAR: 2005 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 50 39 44.5 -5 20.5 0.0 0.01 0 0 023 4.8 023 24 0027 9791 87 68 PC -RA 2 49 35 42.0 -6 23.0 0.0 0.00 0 0 270 7.5 270 33 0117 9971 87 36 SU WINDY 3 48 31 39.5 -7 25.5 0.0 0.12 0 0 320 2.8 270 15 0253 0057 92 39 PC -SHRA (EVE) 4 64 39 51.5 +4 13.5 0.0 0.33 0 0 203 7.6 025 25 0123 9831 100 75 PC SHRA FROPA 5 44 39 41.5 -5 23.5 0.0 1.28 0 0 045 8.0 045 25 0185 9857 100 90 C 1 RA DAMP COLD 6 41 29 35.0 -12 30.0 0.0 0.15 0 0 360 5.0 360 23 0360 9878 100 70 PC 1 -RA FROPA 7 45 27 36.0 -10 29.0 0.0 0.00 0 0 270 2.2 270 20 0634 0350 99 59 SU 1 +FROST 8 41 32 36.5 -10 28.5 0.0 0.00 0 0 045 4.1 023 19 0755 0309 84 58 PC 9 53 34 43.5 -2 21.5 0.0 0.55 0 0 360 6.0 360 27 0309 0023 100 57 PC 1 WARMFROPA RA FROPA 10 47 26 36.5 -9 28.5 0.0 0.00 0 0 158 3.1 158 17 0258 9822 95 56 SU FROST 11 53 37 45.0 +1 20.0 0.0 0.00 0 0 270 6.5 270 26 9822 9669 98 48 SU 12 53 35 44.0 0 21.0 0.0 0.02 0 0 270 4.8 270 25 9996 9796 88 47 PC -SHRA FROPA 13 39 30 34.5 -11 30.5 0.0 0.00 0 0 360 7.8 023 25 0401 9995 85 41 SU COLDER 14 37 28 32.5 -12 32.5 0.0 0.00 0 0 023 4.8 023 18 0472 0321 87 61 PC -SCT FROST COLD 15 58 35 46.5 +1 18.5 0.0 0.74 0 0 045 4.8 158 28 0321 9660 100 80 C 1 RA WARMFROPA 16 59 38 48.5 +4 16.5 0.0 0.03 0 0 270 4.7 270 25 0263 9631 100 57 PC -RA FROPA 17 46 36 41.0 -3 24.0 0.0 0.00 0 0 045 3.7 045 17 0512 0263 86 56 PC 18 43 32 37.5 -5 27.5 0.0 0.10 0 0 045 4.7 023 19 0507 0339 93 72 PC 14 -RA -PL FROST (EVE) 19 50 31 40.5 -2 24.5 0.0 0.00 0 0 023 2.0 040 15 0339 0196 99 57 SU 1 +FROST 20 44 25 34.5 -7 30.5 0.0 0.00 0 0 023 2.0 270 19 0293 0165 91 44 SU FROST 21 40 25 32.5 -9 32.5 0.0 0.00 0 0 023 3.0 023 17 0294 0204 87 60 SU -FROST COLD 22 45 22 33.5 -8 31.5 0.0 0.00 0 0 203 1.9 045 18 0367 0207 98 54 SU FROST 23 58 29 43.5 -1 21.5 0.0 0.00 0 0 203 5.5 225 20 0207 0019 88 37 SU FROST MILDER 24 63 37 50.5 +5 15.0 0.0 0.00 0 0 203 5.4 225 17 0027 9934 67 29 SU PLEASANT DRY 25 60 43 51.5 +11 13.5 0.0 1.28 0 0 158 4.1 180 23 9934 9502 100 66 C 13 RA TSRA FROPA 26 54 42 48.0 +10 17.0 0.0 0.00 0 0 270 9.4 270 28 9824 9473 98 58 SU BREEZY 27 51 33 42.0 +3 23.0 0.0 0.00 0 0 270 3.4 270 20 0027 9824 93 54 SU 28 62 36 49.0 +7 16.0 0.0 0.00 0 0 158 3.9 180 19 9990 9665 98 52 SU -SCT FROST ROOFTOPS MILDER 29 54 44 49.0 +6 16.0 0.0 0.12 0 0 270 5.1 270 20 9672 9392 100 76 PC 1 SHRA FROPA 30 55 35 45.0 +4 20.0 0.0 0.00 0 0 270 2.8 270 16 9925 9672 94 60 SU 31 54 38 46.0 +3 19.0 0.0 0.03 0 0 158 2.9 203 16 9910 9737 99 85 PC 1 SHRA FROPA ============================================================================================================================== SUM 714.0 0.0 4.76 0 0 ============================================================================================================================== AV 50.3 33.6 42.0 -2.1 +1.68 0 0 146 4.65 150 21 0198 9921 93 58 ============================================================================================================================== NOTES: WINDS IN M.P.H. CLIMATOLOGICAL DATA (WS-TYPE FORM: F-6) STATION: PORTSMOUTH, VIRGINIA MONTH: DECEMBER YEAR: 2005 LATITUDE: 36 48 04 N LONGITUDE: 76 19 40 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN WX TYPES COLUMN AVERAGE MAXIMUM: 50.3 TOTAL FOR MONTH: 4.76" 1 = FOG AVERAGE MAX DEP: -2.4 DPTR FM NORMAL: +1.68" OR 154% 2 = FOG REDUCING VISIBILITY AVERAGE MINIMUM: 33.6 GRTST 24HR 1.40" ON 4-5TH TO ¼ MILE OR LESS AVERAGE MIN DEP: -1.9 GRTST DAILY 1.28" ON 5TH & 25TH 3 = THUNDER AVERAGE MONTHLY: 42.0 SNOW, ICE PELLETS, GLAZE 4 = ICE PELLETS AVERAGE MON DEP: -2.1 TOTAL MONTH: 0.00" 5 = HAIL GRTST DAILY 0.00" ON -- 6 = GLAZE OR RIME HIGHEST: 64 0N 4 GRTST 24HR 0.00" ON -- 7 = BLOWING DUST OR SAND: LOWEST: 22 ON 22 GRTST DEPTH: 0.0" ON -- 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 41.94% MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9 MIN 32 OR BELOW: 13 0.50 INCH OR MORE: 4 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2 [HDD (BASE 65) ] [# DAYS WITH] TOTAL THIS MO. 714.0 CLEAR (SCALE 0-3) 15 10 FOG PTCLDY (SCALE 4-7) 13 0 DENSE FOG [VSBY ¾ MILE OR LESS] SEASONAL 1157.5 CLOUDY (SCALE 8-10) 3 1 THUNDERSTORMS 1 # OF THUNDERSTORMS [CDD (BASE 65) ] 0 SNOW TOTAL THIS MO. 0.0 10 FROST [PRESSURE DATA] [AVERAGE SKY COVER] SEASONAL TOTAL 1689.0 HIGHEST SLP 30.755" ON THE 8TH 35.00% LOWEST SLP 29.392" ON THE 29TH AVERAGE SLP 30.059" [AVERAGE RELATIVE HUMIDITY] 75.73% [STATION RECORDS] 2ND - WIND - MAXIMUM GUST - 33 MPH [PREVOUS 31 MPH 1989] 14TH - TEMPERATURE - MINIMUM MAXIMUM - 37° [PREVIOUS 40° 1989] YEAR-TO-DATE [TEMPERATURE DATA] [PRECIPITATION DATA] AVERAGE MAXIMUM: 68.8 TOTAL FOR YEAR: 50.46" AVERAGE MAX DEP: -0.7 DPTR FM NORMAL: +2.15" OR 104% AVERAGE MINIMUM: 52.0 GRTST 24HR 6.53" ON OCTOBER 7TH-8TH AVERAGE MIN DEP: +0.7 GRTST DAILY 6.05" ON OCTOBER 8TH AVERAGE MONTHLY: 60.4 SNOW, ICE PELLETS, GLAZE AVERAGE MON DEP: 0.0 TOTAL: 2.5" GRTST DAILY 0.8" ON 1/21 HIGHEST: 100 ON 7/27 GRTST 24HR 0.8" ON 1/21 GRTST DEPTH: 0.8" ON 1/21 LOWEST: 16 ON 1/19 [NO. OF DAYS WITH] [PRECIP - DAYS WITH MEASURABLE] MAX 32 OR BELOW: 3 0.01 INCH OR MORE: 124 OR 33.97% MAX 90 OR ABOVE: 26 0.10 INCH OR MORE: 75 MIN 32 OR BELOW: 53 0.50 INCH OR MORE: 30 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 12 [HDD (BASE 65) ] [# DAYS WITH] TOTAL 3375.0 CLEAR (SCALE 0-3) 113 178 FOG PTCLDY (SCALE 4-7) 200 0 DENSE FOG [VSBY ¾ MILE OR LESS] CLOUDY (SCALE 8-10) 52 26 THUNDERSTORMS 28 # OF THUNDERSTORMS [CDD (BASE 65) ] 14 SNOW TOTAL 1689.0 24 FROST [PRESSURE DATA] HIGHEST SLP 30.789" ON JANUARY 28TH LOWEST SLP 29.029" ON MARCH 8TH
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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