BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA ALL TIMES EASTERN DAYLIGHT TIME THURSDAY AUGUST 25, 2005 TODAY'S DISCUSSION....... ANOTHER VERY PLEASANTLY MOSTLY SUNNY, MILD AND DRY LATE AUGUST DAY.... A low of 55 degrees this is this month's lowest temperature to date. Early this afternoon, with very light northwest to occasionally northeast winds our temperatures have reached the middle 70's, 75 degrees, the same as yesterday. Dewpoints continue in the mid-50's with visibility of 70 to 80 miles today. Brief light rain shower left 0.01 in. yesterday afternoon. August is now averaging 3.7 degrees WARMER than normal daily. TODAY'S OBSERVATIONS...... 8 A.M. clear with 70 miles visibility and 59 deg; dewpoint 55; wind nw at 09 mph; six hourly min. temp. 55 deg. BHO SA 1155 CLR 70 236/59/55/3108/023/ FEW CU/MDT CU DSNT E-SE FEW AC NE-SE/ 8/230 51011 MANUAL 70001 10059 20055 11 A.M. scattered cumulus clouds with 80 miles visibility; temp. 72; dewpoint 52; wind nw at 05 mph and light, variable BHO SA 1455 37 SCT 90 SCT 80 236/72/52/3204/023/ MDT CU FRMG BRFLY PTCH ACSL VCNTY STN NE WND L/V/ 8/240 50000 2 P.M. BHO SA 1755 50 SCT 75 223/74/55/3609/019/ FEW MDT CU SKY CLR E LGT SEABREEZE BEGAN PST HR WND 31V08/ 8/200 58013 10075 20059 scattered cumulus clouds with visibility 75 miles; temp. 74 ; dewpoint 55; wind NNW V E 10 MPH; six hourly max. temp. 75 deg. WEATHER SUMMARY FOR WEDNESDAY AUGUST 24: TEMPERATURE (DEGREES F) MAX......75 NORMAL.....78 HAZEN MAX. 75.0 @ 1:27 P.M. MIN......57 NORMAL.....60 HAZEN MIN 57.0 @ 11:59 P.M. ** MEAN.....66 NORMAL.....69 DEPARTURE FROM 30-YEAR NORMAL.....- 3 TOTAL DEPARTURE FOR THE MONTH.....+ 94 [ +3.7 deg. daily ] ** Eastern Standard Time PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY......... 17 WNW AT 6:29 P.M. AEROVANE.................................19 WNW AT 6:29 P.M. ASOS......................................... N/A DAVIS..........................................18 WNW AT 6:29 P.M. FASTEST MILE FOR YESTERDAY.................. 11 NNE AT 5:47 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE............ N/A MAXIMUM 1-MINUTE DAVIS AVERAGE............ 14 W AT 6:30 P.M. AVERAGE WIND SPEED AND DIRECTION... ..... 7.5 NW ASOS.............................................................. N/A DAVIS............................................................. 7.5 NNW [330 deg ] * N/A = not available due storm related ASOS connection problem PRECIPITATION (INCHES) THROUGH THIS MORNING (EDT) TOTAL PRECIPITATION 24 HRS ENDING 8 A.M....0.01 DEPARTURE....-0.12 ASOS.............. 0.00 TOTAL PRECIPITATION FOR AUGUST.............4.69 DEPARTURE....+1.86 ASOS..............4.63 TOTAL PRECIPITATION FOR THE YEAR..........38.22 DEPARTURE....+6.13 ASOS.............37.03* *EXCLUDES 3.19 INCHES OF ERRONEOUS PRECIPITATION RECORDED FROM 1/23-1/28. PRELIMINARY CLIMATE SUMMARY FOR AUGUST 2005......CALENDAR DAY DATA DATA REPORTED: DATE MAX/MIN/MEAN/DEP/PRECIP/SNOW/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST AERO: Aerovane recording wind system when significant TSTM: Thunderstorm day ....: Data not yet available 8/1 85/62/74/+2/0.72/416/48 32 WMW Aero 36 MPH WNW TSTM 8/2 87/65/76/+4/0.03/821/95 21 W 8/3 87/67/77/+5/0/578/67 20 WNW 8/4 85/66/76/+4/0/800/93 25 SE 8/5 95/67/81/+9/0.49/515/60 51 WSW TSTM Aero 50 MPH WSW 8/6 82/65/74/+2/0/554/66 21 NNE 8/7 85/63/74/+3/0/649/76 22 S 8/8 92/66/79/+8/0/613/72 23 S 8/9 87/70/79/+8/0.02/221/26 28 S 8/10 88/69/79/+8/0/670/79 24 SSE 8/11 90/69/80/+9/T/567/67 23 NE 8/12 89/68/79/+8/T/514/61 28 S 8/13 94/75/85/+14/0.34/622/74 27 SW TSTM 8/14 90/64/77/+7/2.79/334/40 32 E TSTM Aero 32 MPH E 8/15 64/60/62/-8/0.29/000/00 28 N 8/16 74/59/67/-3/0/524/63 20 SSE 8/17 84/63/74/+4/0/803/97 22 NNW 8/18 77/59/68/-2/0/602/73 17 SW 8/19 77/60/69/-1/0/436/53 20 E 8/20 84/62/73/+4/0/582/71 20 E 8/21 86/68/77/+8/T/221/27 27 S 8/22 84/63/74/+5/0/717/88 24 WNW 8/23 78/58/68//-1/0/675/83 22 W 8/24 75/57/66/-3/0.01/389/48 17 WNW 8/25 morning low temp. 55 deg. DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR AUGUST 25 HIGH 93F IN 1947, 1948 LOW 41F IN 1940 PRECIP 1.72 INCHES IN 1958 PEAK GUST 60e MPH SSW 1941 RECORDS FOR AUGUST 26 HIGH 96 IN 1900, 1948 LOW 46F IN 1885 PRECIP 5.85 INCHES IN 1924 PEAK GUST 55e MPH NNW 1947 TODAY'S REPORT BY: Robert Skilling