BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY CLIMATE SUMMARY MONDAY, MAY 9, 2005 ALL TIMES EASTERN DAYLIGHT TIME UNLESS OTHERWISE NOTED TODAY'S DISCUSSION.... LOW OVERCAST AND VERY CHILLY AGAIN TODAY... Today's high temperatures was still just short of the 50-degree mark by 2 p.m. The normal high is now 65 degrees.... The weekend nor'easter brought frequent wind gusts to 40 to 50 mph from the north and north-northwest on Saturday and Sunday with the peak gust to 58 MPH on Saturday morning. Rainfall totaled 1.53 inches from beginnings on Friday evening before finally ending as a few hundredths in drizzle early this morning. Temperatures continue very cool for the season under continuing low overcast skies with Saturday averaging 11 degrees cooler than normal and yesterday 10 degrees on the cool side. TODAY'S OBSERVATIONS 5/9/2005 WED 8 a.m. low overcast with 6 miles visibility in light drizzle and fog; temp. 44; dewpoint 43; wind north at 13 gusting 22 mph; six hourly min. temp. 43 deg; 24 hourly precip. 0.23 inch... BHO SA 1155 E8 OVC 6L-F 161/44/43/3511G19/001/ CIG RGD VSBY SW 8 LB UKN/ 8/7// 51015 ASOS 60002 MANUAL 6002/ ASOS 70022 MANUAL 70023 10044 20043 11 a.m. low overcast with 15 miles visibility but only 6 miles west thru northwest; but 30 miles northeast thru southeast; temp. 46; dewpoint 45; wind north at 14 gusting to 28 mph; 3 hourly precip. trace BHO SA 1455 E7 BKN 11 OVC 15 176/46/45/0112G24/005/ BRGHT SPTS IOVC VSBY NE-SE 30 SW 8 W-NW 6 LE30 WND 32V04/ 8/6// 51015 6000/ 2 p.m. low overcast with 45 miles visibility and 60 miles northwest but 30 miles northeast thru southeast; temp. 48; dewpoint 44; wind nne at 12 mph gusting 17 mph; six hourly max. temp. 49; and 6 hourly precip. trace BHO SA 1755 E11 OVC 45 180/48/43/0310G15/006/ VSBY NE-SE 30 NW 60 WND 35V06/ 8/6// 53004 6000/ 10049 20044 WEATHER SUMMARY FOR SUNDAY MAY 08: MOTHERS DAY TEMPERATURE (DEGREES F) MAX.....47 NORMAL.....64 HAZEN 47.0 @ 3:16 p.m. MIN.....39 NORMAL.....44 HAZEN 38.8 @ 7:31 a.m. MEAN....43 NORMAL.....54 DEPARTURE FROM 30-YEAR NORMAL...... - 11 TOTAL DEPARTURE FOR MAY.............- 43 [for the month, -5.6 deg.] PRECIPITATION (INCHES) THROUGH THIS MORNING TOTAL PRECIPITATION 24 HRS ENDING 8 A.M....0.23 DEPARTURE....-0.11 TOTAL PRECIPITATION FOR MAY................1.72 DEPARTURE....+0.71 ASOS..............1.67 TOTAL PRECIPITATION FOR THE YEAR..........22.81 DEPARTURE....+4.00 TOTAL FOR ASOS FOR THE YEAR...............21.70 TOTAL SNOWFALL FOR APRIL ................. 0.2 DEPARTURE....- 2.9 TOTAL SNOWFALL FOR THE SEASON.............119.4 DEPARTURE.....+59.4 YESTERDAY'S PEAK GUSTS AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY........43 NNW AT 1:47 A.M. AEROVANE.........44 NNW AT 1:40 A.M. ASOS.............39 N AT 1:12 A.M. DAVIS............39 NNW AT 1:12 A.M. FASTEST MILE FOR YESTERDAY......... 31 NNW AT 1:48 A.M. MAXIMUM 2-MINUTE ASOS AVERAGE.......31 NNW AT 1:48 A.M. MAXIMUM 1-MINUTE DAVIS AVERAGE......31 NNW AT 1:48 A.M. OUR AVERAGE SPEED AND DIRECTION.....19.5 NNW ASOS AVERAGE AND DIRECTION..........19.6 NNW [330 deg] DAVIS AVERAGE AND DIRECTION.........19.1 NNW [340 deg] THE PRELIMINARY CLIMATE SUMMARY FOR MAY 2005...... CALENDAR DAY DATA DATA REPORTED HERE ENDING MIDNIGHT STANDARD TIME DATE MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST AERO: Aerovane recording wind system when significant TSTM: Thunderstorm day ....: Data not yet available 5/1 57/44/51/-1/0.14/118/14 33 MPH WNW 5/2 63/39/51/-1/0.05/593/70 43 MPH S 5/3 58/38/48/-5/0/.../.. 30 MPH WSW 5/4 59/40/50/-3/T/.../.. 21 MPH E 5/5 60/38/49/-4/0/.../.. 23 MPH E 5/6 54/42/48/-6/0.08/.../.. 26 MPH NNE 5/7 44/39/42/-12/..../000/00 58 MPH N 5/8 47/39/43/-11/..../000/00 43 MPH NNW 5/9 morning low temp. 43 deg...0.03 precip. for ASOS DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR MAY 9 HIGH 93F IN 2000 LOW 31F IN 1947 PRECIP 2.72 INCHES IN 1954 SNOWFALL 5.0 INS IN 1977 (RECORD FOR MAY) PEAK GUST 70e MPH NE IN 1977 RECORDS FOR MAY 10 HIGH 93F IN 1896 LOW 29F IN 1900 PRE 1.85 INS IN 1998 SNOW 2.8 INS 1977 (7.8 INS TOTAL 5/9-5/10 1977) PEAK GUST 64 MPH S IN 1990 Today's report by: Robert Skilling