----------------------------------------------------------------------------- MONTHLY SUMMARY OF CLIMATOLOGICAL DATA - PORTSMOUTH, VIRGINIA Portsmouth Weather Records Service Portsmouth, Virginia 23702-2017 (3 miles south/West Cradock Section) 3:00 AM EDT, Friday, September 1, 1995 ----------------------------------------------------------------------------- Monthly summary of Local Climatological Data for Portsmouth, Virginia, West Cradock Section, during the month of August, 1995. Time is EDT. ----------------------------------------------------------------------------- D HT DN LT DN MT DN CDD PREC WD WS SC WXR TYPE/REMARKS ----------------------------------------------------------------------------- 1 94 +6 71 0 82.5 +3 17.5 SSE10 PC GF H HOT 2 97 +9 75 +5 86.0 +7 21.0 SW 10 PC H- HOT HUMID 3 97 +8 74 +2 85.5 +5 20.5 SW 10 PC 4 97 +7 75 +4 86.0 +5 21.0 SSW18 SU HOT HUMID 5 97 +6 75 +4 86.0 +5 21.0 SW 18 PC HOT HUMID 6 92 +4 76 +5 84.0 +4 19.0 .21 SSW25 PC RW- TRW BREEZY 7 78 -9 69 -2 73.5 -5 8.5 NE 27 PC FROPA BREEZY COOL 8 79 -8 67 -4 73.0 -6 8.0 NNE21 PC BREEZY 9 85 -3 72 +1 78.5 -1 13.5 E 15 C BREEZY 10 88 -1 72 +1 80.0 0 15.0 .22 ESE26 PC RW BREEZY DST LTG 11 86 -2 71 -1 78.5 -2 13.5 E 22 PC BREEZY 12 94 +8 68 -2 81.0 +3 16.0 NW 19 SU HOT 13 94 +8 75 +5 84.5 +7 19.5 NE 19 PC FROPA H 14 96 +10 75 +5 85.5 +7 20.5 ESE18 PC H HOT 15 86 0 72 +2 79.0 +1 14.0 ENE20 PC BREEZY 16 86 0 72 +2 79.0 +1 14.0 .15 NNE33 C BREEZY RW 17 88 +1 79 +9 83.5 +5 18.5 .05 NNE31 PC BREEZY RW 18 90 +6 76 +6 83.0 +6 18.0 N 23 SU BREEZY WARM DRY 19 81 -3 69 -1 75.0 -2 10.0 NNE23 PC BREEZY PLEASANT 20 79 -5 65 -4 72.0 -4 7.0 NNE19 PC PLEASANT 21 92 +8 60 -8 76.0 0 11.0 SSW18 SU WARMER 22 90 +6 69 +2 79.5 +4 14.5 NNE18 SU H FROPA 23 84 0 69 +2 76.5 +1 11.5 NE 18 SU WARM 24 94 +9 66 -1 80.0 +4 15.0 S 20 SU H- HOT 25 83 -2 70 +3 76.5 +1 11.5 NE 22 PC FROPA 26 84 -2 69 +2 76.5 0 11.5 ESE21 C 27 81 -8 74 +6 77.5 -1 12.5 .60 E 19 C R RW 28 82 -6 73 +4 77.5 -1 12.5 .10 NNE29 PC R- FROPA 29 81 -6 69 -1 75.0 -3 10.0 NE 23 PC 30 88 +2 65 -3 76.5 0 11.5 NE 18 PC F- H 31 92 +6 68 0 80.0 +3 15.0 SSW21 PC F- H HOT HUMID ----------------------------------------------------------------------------- SUMMARY OF AUGUST 1995: TEMPERATURE: Monthly mean: High = 88.2 Low = 71.0 Mean = 79.6 Departure < Normal: High = +1.6 Low = +1.4 Mean = +1.5 Degree Days: Heating = 0.0 Cooling = 452.5 Number of Days Using: Heating = 0 Cooling = 31 Days with maximum temperature >= 90: 14 Days with maximum temperature <= 32: 0 Days with minimum temperature <= 32: 0 Days with minimum temperature <= 0: 0 PRECIPITATION: Total month = 1.33" Departure < Normal = -3.87" Normal month = 5.20" or 26% Average daily = 0.04" Normal daily = 0.17" Number of days with measurable precipitation = 6 Maximum for August = 15.06" in 1992 --> (Since Minimum for August = 1.33" in 1995 --> 1976) Number of days with 0.01" or more: 6 Snowfall Number of days with 0.10" or more: 5 August total = 0.00" Number of days with 0.50" or more: 1 August maximum = 0.00" Number of days with 1.00" or more: 0 DAILY EXTREMES: Low temperature = 60 on the 21st High temperature = 97 on the 2nd, 3rd, 4th, 5th Maximum daily precipitation = 0.60" on the 27th Maximum 24-hour rainfall = 0.70" on the 27th-28th Maximum wind gust = NNE 33 mph on the 16th NUMBER OF: Days Cloudy: 4 Days with thunderstorms: 1 Days Partly Cloudy: 20 Thunderstorms: 1 Days Clear/Sunny: 7 Days with some type of snowfall: 0 Days with Fog/Ground fog: 3 --------------------------------------------------------------------------- YEARLY-TOTALS-TO-DATE Temperatures Degree Days Precipitation Mean maximum: 72.6 (+1.9) Heating: 1946.0 Aqueous: 24.82" (DEP -7.98") Mean minimum: 53.7 (+1.6) Cooling: 1499.5 Maximum monthly: 6.78"/JUNE Mean monthly: 63.2 (+1.7) Minimum monthly: 1.33"/AUG. Highest: 101, July 24th Snowfall: 0.20" Lowest: 13, February 6th and 7th Maximum daily: 0.20"/FEB. 8 Days with maximum temperature >= 90: 46 Maximum monthly: 0.20"/FEB. Days with maximum temperature <= 32: 02 Days with minimum temperature <= 32: 25 Days with some type of Days with temperature <= 0: 00 snowfall: 5 Days with measurable Number of: precipitation: 69 or 28% Days using Heating: 117 Days using Cooling: 124 Days with thunderstorms: 17 Days Cloudy: 34 Number of thunderstorms: 19 Days Partly Cloudy: 167 Days Clear/Sunny: 42 Greatest 24-hour period Days with fog/ground fog: 58 rainfall: 3.06"/June 12-13 Wind (Highest Recorded Wind Gust): South-southwest 46 miles per hour, JAN. 6 Barometer: Highest 30.60" on March 10th; Lowest: 29.33" on February 4th ---------------------------------------------------------------------------- DENOTATIONS (Weather/sky conditions) Intensity Markings A Hail GF Ground fog RW Rainshower Precipitation: AP Small hail GL Glaze S Snow - Light B Blowing H Haze SG Snow granules + Heavy C Cloudy IP Ice pellets SP Snow pellets Sky Condition: CL Clear K Smoke SU Sunny -Thin or Partial D Dust L Drizzle TRW Thundershower Departures from F Fog LTG Lightning T Thunderstorm Norms: FR Frost PC Partly Cloudy X Obscurred Sky - below; + above R Rain Y Spray ZL Freezing drizzle ZR Freezing rain ----------------------------------------------------------------------------- OTHER DENOTATIONS: NA, not available; NR, not recorded; TEMP, temperature; MAX, maximum; MIN, minimum; T, trace of precipitation; INOP, inopera- tive 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; PM afternoon hours; EVE evening hours; E estimated; VBL, variable wind directions ----------------------------------------------------------------------------- COLUMN DENOTATIONS: D Date PREC Precipitation HT High Temperature WS Maximum Wind Speed (Gust) LT Low Temperature WD Direction of Maximum Wind Gust MT Mean Temperature HB High Barometer Reading (Inches) DN Departure from Normal of High, LB Low Barometer Reading (Inches) Low or Mean Temperature SC Dominant Daily Sky Cover HDD Heating Degree Days WXR TYPES Observed Weather Conditions CDD Cooling Degree Days and Remarks ----------------------------------------------------------------------------- NOTES: All temperatures are in degrees fahrenheit. All precipitation mea- surements are in inches. All wind speeds are in miles per hour. -----------------------------------------------------------------------------