MAY 2005

Information by Column Number
PAGE #1		MAY	2005	 													 	 
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2005	TEMP.	TIME	TEMP.	TIME	TEMP.	TEMP. 	MEAN	SOIL	SKY	SKY	PRECIP	MAX.1HR	MAX.5M	FROZ.	SNOW ON	START	END	2005	START	END	WIND  	MAX.	TIME	MAX.	MIN.	MAX.	MIN.	AVE.	BAR.	BAR.&	MAP	FEAT.	HP.LP.	FRONT	FRONT	FRONT 	2005	 
MAY	MAX.	MAX.	MIN.	MIN.	RANGE	MEAN	CHANGE	TEMP.	AM	PM	MELTED	PRECIP.	PRECIP.	PRECIP.	GROUND	TIME	TIME	MAY	TIME	TIME	RUN	GUST	GUST	RH	RH	BAR.	BAR.	BAR.	CHANGE	PREC.	FEAT.	LOC.	TRACK	DIRCT.	INTEN.	PASSED	MAY	REMARKS FOR THE MONTH

May-01 65 18:14 48 7:03 17 56.5 -4.5 55 1 0 0.13 0.09 0.01 0245 0650 May-01 98.7 28 1657 100 28 30.05 29.80 29.93 0.10 29.80 9 AR May-01 CLOUDY UNTIL 0900 THEN CLEAR UNTIL 1030 FOLLOWED BY PC THEN CLEARING IN THE PM WITH LOW REL. HUMIDITY May-02 65 10:33 42 23:59 23 53.5 -3.0 56 1 2 0.02 0.02 0.01 1533 1715 May-02 34.5 20 1222 85 32 30.09 29.95 30.02 0.09 29.99 23 WEST AVE. May-02 BEAUTIFUL START TODAY BUT RAIN BETWEEN 1533-1715 AND CLEARING BY DARK May-03 61 18:14 37 5:28 24 49.0 -4.5 55 0 1 May-03 32.1 14 1206 92 34 30.23 30.08 30.16 0.14 9 OK EAST May-03 25 YR. REC. LOW MIN. TEMP. FOR DATE-NO CLOUDS UNTIL ABOUT 1000 BUT PC BY NOON THEN INCREASING CLOUDS IN PM UNTIL SUNSET May-04 62 17:35 46 23:58 16 54.0 5.0 55 2 1 T 0046 0055 May-04 19.2 14 2009 85 34 30.47 30.22 30.35 0.19 30.26 23 WEST May-04 INSTALLED DAVIS VANTAGE PRO 2 INSTRUMENT AROUND 1600-CLOUDY AM AND PM CLOSE TO BEING CLOUDY May-05 64 15:04 41 6:11 23 52.5 -1.5 55 1 1 May-05 43.4 16 1345 94 32 30.53 30.41 30.47 0.13 9 NY EAST May-05 VERY HEAVY DEW-CIRRUS IN AM AND LOWER CLOUDS IN PM May-06 57 15:37 46 23:51 11 51.5 -1.0 56 2 2 May-06 37.2 21 1504 79 36 30.41 30.10 30.26 -0.21 8 NCC. NE May-06 25 YR. REC. LOW MAX. TEMP. TODAY May-07 70 14:59 41 6:57 29 55.5 4.0 55 0 2 May-07 66.2 22 1502 79 30 30.10 29.89 30.00 -0.26 8, 11 DE NE NW WEAK 2400 May-07 LOW PRESSURE FAR ENOUGH OFF COAST TO BE OUT OF CLOUD SHIELD May-08 78 17:48 51 5:36 27 64.5 9.0 55 0 0 May-08 85.8 27 1142 70 17 30.02 29.88 29.95 -0.05 8 MA NE May-08 LOW PRESSURE OFF NEW ENGLAND COAST CAUSING WINDY CONDITIONS BUT 100% SUN AND A BEAUTIFUL MOTHER'S DAY EXCEPT FOR WIND May-09 81 17:22 50 6:31 31 65.5 1.0 56 0 0 May-09 42.4 14 1316 73 26 30.07 29.97 30.02 0.07 9 WV S May-09 100% SUNSHINE AGAIN AND LOW RH AGAIN WITH A VERY DEEP BLUE SKY May-10 78 17:08 51 5:45 27 64.5 -1.0 57 0 0 May-10 57.7 16 1316 92 39 30.10 29.99 30.05 0.03 9 AL NE May-10 VERY HEAVY DEW WITH A RH INCREASE TODAY BUT STILL A BEAUTIFUL DAY May-11 87 17:27 55 4:56 32 71.0 6.5 58 1 1 May-11 21.3 11 1431 90 41 30.05 29.94 30.00 -0.05 23, 9 VAC SE WEST WEAK May-11 UPPER LEVEL DISTURBANCE PASSED JUST TO SOUTH OF HERE-WARMEST SINCE 8/29/2004 WHEN IT WAS ALSO 87°F May-12 74 10:01 61 23:31 13 67.5 -3.5 60 2 1 T 1110 1120 May-12 45.6 16 0314 80 28 30.31 29.98 30.15 0.15 29.77 11, 9 ON EAST NORTH AVE. 0500 May-12 CLOUDY AM AS A COLD FRONT PASSED TO SOUTH BUT TOTALLY CLEAR BY SUNSET May-13 64 15:31 55 8:43 9 59.5 -8.0 60 2 2 May-13 58.5 15 1301 67 28 30.38 30.19 30.29 0.14 9 QU SE May-13 9 DAYS WITHOUT MEASURABLE RAIN-VERY COOL SPRING DAY-TIED 25 YR. REC. LOW TEMP. RANGE FOR DATE OF 9°F May-14 84 16:22 52 4:07 32 68.0 8.5 59 1 1 1.19 0.65 0.32 1751 1825 May-14 1950 2100 34.8 28 1803 93 51 30.19 29.81 30.00 -0.29 29.86 9, 11 VAC EAST WEST STRONG May-14 PEA SIZE HAIL IN FIRST THUNDERSTORM THAT OCCURRED BETWEEN 1807-1808 WITH MAX. RAIN RATE OF 11.76 INS. AN HOUR- 2ND TS AT 1935- May-15 71 16:31 62 2:16 9 66.5 -1.5 61 2 2 T 1040 1110 May-15 1350 1400 26.0 14 1103 96 54 29.89 29.78 29.84 -0.16 29.89 11 NW, W STRONG 1345 May-15 2 COLD FRONTS PASSED TODAY TOGETHER THEY WOULD BE CONSIDERED STRONG WITH 1ST FRONTAL PASSAGE AT 1345 May-16 69 16:08 54 6:37 15 61.5 -5.0 61 0 0 May-16 52.5 18 1513 95 35 30.08 29.86 29.97 0.13 9 IL NE May-16 VERY CLEAR WITH DEEP BLUE SKY IN EARLY MORNING AND ONLY A FEW CUMULUS AROUND NOON May-17 71 16:36 48 5:43 23 59.5 -2.0 62 2 1 May-17 23.9 14 1726 83 36 30.18 30.07 30.13 0.16 9 ON EAST May-17 CLOUDY COOL AM BUT CLEARING AND PLEASANT PM AND CLEAR BY SUNSET May-18 76 17:15 51 5:48 25 63.5 4.0 62 1 0 May-18 23.6 12 1617 89 27 30.15 30.02 30.09 -0.04 9 ON SE May-18 SOME CLOUDS IN AM BUT MOSTLY CONSIDERED A CLEAR AM May-19 69 13:49 53 5:21 16 61.0 -2.5 62 2 2 0.09 0.08 0.01 2230 2400 May-19 51.6 18 1004 93 59 30.11 29.96 30.04 -0.05 30.00 21 SOUTH AVE. May-19 CLEAR EARLY AM -WARM FRONT DID NOT PASS TODAY May-20 58 0:01 49 23:59 9 53.5 -7.5 60 2 2 2.56 0.42 0.05 0001 1450 May-20 78.3 25 1104 97 84 29.97 29.77 29.87 -0.17 29.96 9 VAC NE May-20 LP MOVED ALMOST OVER DC AREA TODAY GIVING RECORD RAINFALL FOR DATE OF 2.56 INS. -2ND GREATEST CALENDAR DAY RAINFALL EVER May-21 74 17:39 45 5:15 29 59.5 6.0 60 0 1 May-21 60.8 17 2127 96 27 29.97 29.87 29.92 0.05 9 NJC NE May-21 CUMULUS CLOUDS IN PM BUT CLEAR COOL AM May-22 76 17:18 52 6:13 24 64.0 4.5 61 0 1 T 0040 0100 May-22 0133 0145 49.0 21 1350 82 33 29.90 29.68 29.79 -0.13 29.90 11 NORTH WEAK 1815 May-22 BEAUTIFUL SPRING MORNING WITH ONLY A FEW PRETTY PM CUMULUS CLOUDS May-23 68 14:04 55 7:48 13 61.5 -2.5 62 2 2 0.12 0.09 0.01 0730 0750 May-23 1508 1720 23.2 16 0004 93 55 29.71 29.57 29.64 -0.15 29.69 8 VAC SOUTH May-23 ALSO A LP IN OHIO AND A FEW SPRINKLES OCCURRED AT 0008 May-24 58 0:19 53 23:53 5 55.5 -6.0 62 2 2 0.73 0.29 0.05 0235 0445 May-24 0920 2215 16.5 10 1030 97 86 29.82 29.57 29.70 0.05 29.59 8 NCC. NE May-24 NEW 25 YR. RECORD LOW MAX. TEMP. FOR THE DATE BY 5° F - 25 YR. RECORD LOW TEMP. RANGE - 25 YR. RECORD MAX. PRECIP. FOR DATE May-25 58 18:46 49 6:01 9 53.5 -2.0 61 2 2 T 1106 1140 May-25 1720 1725 36.1 16 0950 95 71 29.83 29.79 29.81 0.11 29.80 8 NJ NE May-25 ALSO THE LP OFF NC YESTERDAY IS NOW FAR OFF THE COAST OF VA-VERY COOL MAY DAY May-26 81 17:45 53 5:08 28 67.0 13.5 60 0 1 May-26 85.6 20 1111 92 33 29.79 29.72 29.76 -0.05 9 KY May-26 LARGE TEMP. RANGE INCREASE AND RH DECREASE TODAY AS COMPARED TO YESTERDAY May-27 82 16:22 56 5:57 26 69.0 2.0 61 0 1 May-27 63.2 25 1736 84 27 29.89 29.79 29.84 0.09 11 WEST WEAK 2330 May-27 CUMULUS CLOUDS FROM AROUND 1130-1500 May-28 81 12:50 55 5:19 26 68.0 -1.0 63 1 0 T 1339 1345 May-28 47.5 27 1345 84 34 29.90 29.81 29.86 0.01 29.81 24 SE WEAK 1340 May-28 WEAK STATIONARY FRONT OVER NO. VA. GIVING A FEW SPRINKLES WITH COLD FRONT PASSAGE AT 1340 THEN A WINDY AFTERNOON May-29 79 16:07 52 6:30 27 65.5 -2.5 63 0 1 May-29 53.5 23 1235 83 31 29.97 29.88 29.93 0.07 9 WV STAT. May-29 VERY HEAVY DEW WITH A CLEAR AM AND BEAUTIFUL LATE MAY DAY May-30 78 14:43 53 5:46 25 65.5 0.0 64 1 2 0.07 0.04 0.02 1627 1750 May-30 2010 2350 15.2 12 1630 94 34 30.01 29.94 29.98 0.05 29.95 9 WV May-30 LATE AFTERNOON SPRINKLES AND VERY LIGHT SHOWERS AT NIGHT BETWEEN 2010 AND 2350 May-31 82 17:07 55 5:53 27 68.5 3.0 64 0 0 May-31 19.5 12 1207 96 29 30.12 29.98 30.05 0.07 9 ON SE May-31 LIGHT GROUND FOG - FEW CUMULUS FROM NOON TO 1500
TOTAL 2221.0 1718 1571.0 28283 650.0 1896.0 7.5 1841.0 30.0 34.0 4.91 1.68 0.48 0.0 0.0 MAX. TEMPS MIN. TEMP TOT. 1403.4 562 2728 1211 932.29 927.27 929.78 0.23 418.27 EXTREMES DATES DATE EXTENSION OF LENGTHY DAILY REMARKS NUM 31 31 31 31 31 31 31 31 31 31 8 8 8 0 0 >=95 0 <=75 31 NUM. 31 31 31 31 31 31 31 31 31 14 WX. FEAT. MAX. TEMP. 5-11 May-08 LOWEST MAY RH SO FAR OF 17% ON DAVIS INSTRUMENT AND THE NIMBUS MIN. WAS 20% AVE. 71.65 15:00 50.68 9:21 20.97 61.16 0.24 59.39 0.97 1.10 0.61 0.21 0.06 0.00 0.00 >=85 1 <=70 31 AVE. 45.27 18.13 88.00 39.06 30.07 29.91 29.99 0.01 29.88 LOW PR.= 6 MIN. TEMP. 5-03 May-14 2015-ONE LIGHTNING STRIKE HIT A TREE JUST 2 HOUSES DOWN GIVING A POPPING SOUND AND SPLITTING THE BARK OF THE TREE -RAIN INTENSITY MAX. 87 18:46 62 23:59 32 71.0 13.5 CLEAR 12 8 24 Hr. 0.65 0.32 0.0 0 >=80 7 <=65 31 MAX. 98.7 28 100 86 30.53 30.41 30.47 0.19 30.26 HIGH PR.= 18 MAX. MEAN 5-11 IN 2ND STORM OF 8.73 INS. AN HOUR WITH 0.26 INS. IN 5 MINS. AND 0.54 INS. IN AN HOUR AND WINDS OF 25 MPH MIN. 57 0:01 37 2:16 5 49.0 -8.0 P.CLO. 8 12 2.65 >= 1.00 >= 2.00 Inches THUNDER >=75 13 <=60 29 MIN. 15.2 10 67 17 29.71 29.57 29.64 -0.29 29.59 ELONG HP.= 0 MIN. MEAN 5-03 May-20 REC. IN MAY AND 17TH GREATEST CALENDAR DAY RAIN SINCE RECORDS STARTED IN 1979 >=90° 0 <=32° 0 CLO. 11 11 2.56 2 1 Days 1 >=70 18 <=55 28 MERI 43 16 1316 92 34 30.07 29.89 30.00 0.05 29.88 COLD FRO.= 6 MAX. PREC. 5-20 DATE OF 5-11 DATE OF 5-03 DATE OF 5-11 DATE OF 5-03 DATE 5-20 >=65 23 <=50 12 DATE 5-01 1657 DATE 5-05 5-23 WARM FRO.= 1 MAX. GUST 5-01 MAX. MIN. HOTTEST COOLEST MAX. >=60 27 <=45 5 MAX. MAX. STAT. FRO.= 1 MAX. BAR. 5-05 TEMP. TEMP. DAY DAY PREC. >=55 31 <=40 1 WIND 5-14 1803 BAR. 5-24 ALL HPS.= 18 MIN. BAR. 5-23