BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY SUNDAY, OCTOBER 9, 2005 ALL TIMES ARE IN EASTERN STANDARD TIME [unless otherwise noted] Today's observations: 7 A.M. EST Weather: Obscurred Temperature: 49F, Dew point: 49F, Wind: NNW at 19G36 kt Sea-level pressure: 29.84 inches Hg, rising Visibility: 1/4 of a mile with fog Precipitation past 24 hours: 2.45 inches BHO SA 1155 W2 X1 1/4L-F 105/49/49/3319G26/984/ PK WND 3327/1113/ 8//// 53020 ASOS 60093 MANUAL 70245 10052 20049 10 A.M. EST Weather: Obscured Temperature: 49F, Dew point: 49F, Wind: NNW at 13 kt Sea-level pressure: 29.93 inches Hg, rising Visibility: 1/4 of a mile BHO SA 1455 W2 X1 1/4L-F 134/49/49/3313/993/ 8//// 51029 6001/ WEATHER SUMMARY FOR SATURDAY, OCTOBER 8 TEMPERATURE (DEGREES F) MAX.....71 NORMAL.....63 ASOS.....71 AT 6:36 P.M. MIN.....50 NORMAL.....45 ASOS.....49 AT 11:26 P.M. MEAN....61 NORMAL.....54 DEPARTURE FROM 30-YEAR NORMAL......+7 TOTAL DEPARTURE FOR THE MONTH......+81 (+10.1 DEGREES/DAY) HEATING DEGREE DAYS TOTAL HEATING UNITS FOR YESTERDAY...........4 DEPARTURE....-7 TOTAL HEATING UNITS FOR THE MONTH..........10 DEPARTURE....-69 TOTAL HEATING UNITS FOR THE SEASON.........83 DEPARTURE...-166 TOTAL HEATING UNITS LAST SEASON TO DATE...183 DIFFERENCE..-100 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY.........45 S AT 9:53 A.M.* AEROVANE..........50 S AT N/A ASOS..............44 S AT N/A DAVIS.............47 S AT 9:04 A.M. FASTEST MILE FOR YESTERDAY...........N/A MAXIMUM 2-MINUTE ASOS AVERAGE........N/A AVERAGE WIND SPEED AND DIRECTION.....N/A ASOS..............N/A *ONE OF SEVERAL OCCURRENCES PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....2.45 DEPARTURE....+2.31 ASOS..............2.45 TOTAL PRECIPITATION FOR THE MONTH..........2.64 DEPARTURE....+1.52 ASOS..............2.64 TOTAL PRECIPITATION FOR THE YEAR..........45.54 DEPARTURE....+6.97 ASOS.............44.31* *EXCLUDES 3.19 INCHES OF ERRONEOUS PRECIPITATION RECORDED FROM 1/23-1/28. PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 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 10/1 70/49/60/+3/0/690/98 21 MPH S 10/2 75/52/64/+8/0/681/97 23 MPH SSW 10/3 73/56/65/+9/0/656/94 15 MPH S 10/4 74/55/65/+9/T/382/55 17 MPH S 10/5 78/56/67/+12/0/471/68 17 MPH S 10/6 77/64/71/+16/T/.../.. 25 MPH S 10/7 78/65/72/+17/.../.../.. 31 MPH S AERO 34 MPH S 10/8 71/50/61/+7/.../000/00 45 MPH S AERO 50 MPH S 10/9 PRECIPITATION ENDING 7E 2.45 INCHES DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR OCTOBER 9 HIGH 81 IN 1909 LOW 29 IN 1907,1937 PRECIP 2.54 INCHES IN 1976 SNOWFALL 0.2 INCHES IN 1888 PEAK GUST 81e MPH S IN 1976 (RECORD FOR MONTH) RECORDS FOR OCTOBER 10 HIGH 85 IN 1949 LOW 27 IN 1929 PRECIP 2.02 INCHES IN 1998 SNOWFALL 6.8 INCHES IN 1979 (RECORD FOR MONTH) PEAK GUST 59 MPH WNW IN 1958 TODAY'S REPORT BY: Andrew Hoell