BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY SUNDAY, NOVEMBER 27, 2005 ALL TIMES ARE IN EASTERN STANDARD TIME Today's observations: 7 A.M. Weather: Scattered stratocumulus, thin broken cirrus Temperature: 33F, Dew point: 26F, Wind: NNE at 10 kt Sea-level pressure: 30.39 inches Hg, rising Visibility: 15 miles BHO SA 1155 60 SCT 250 -BKN 15 292/33/26/0210/039/ K LYR ALNG HRZN SW-NE/ 8/401 53011 10035 20032 10 A.M. Weather: Thin broken cirrus Temperature: 39F, Dew point: 30F, Wind: NE at 8 kt Sea-level pressure: 30.44 inches Hg, rising Visibility: 15 miles BHO SA 1455 250 -BKN 15 308/39/30/0508/044/ K LYR ALNG HRZN SW-NE/ 8/001 51016 WEATHER SUMMARY FOR SATURDAY, NOVEMBER 26 TEMPERATURE (DEGREES F) MAX.....35 NORMAL.....45 ASOS.....34 AT 2:17 P.M. MIN.....23 NORMAL.....31 ASOS.....22 AT 5:34 A.M. MEAN....29 NORMAL.....38 DEPARTURE FROM 30-YEAR NORMAL......-9 TOTAL DEPARTURE FOR THE MONTH.....+51 (+1.8 DEGREES/DAY) HEATING DEGREE DAYS TOTAL HEATING UNITS FOR YESTERDAY..........36 DEPARTURE....+11 TOTAL HEATING UNITS FOR THE MONTH.........534 DEPARTURE....-51 TOTAL HEATING UNITS FOR THE SEASON........995 DEPARTURE...-180 TOTAL HEATING UNITS LAST SEASON TO DATE..1123 DIFFERENCE..-128 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY.........16 WSW AT 1:12 P.M. AEROVANE..........20 WSW AT 11:37 A.M. ASOS..............15 SSW AT 1:12 P.M. DAVIS.............17 S FASTEST MILE FOR YESTERDAY...........13 WSW AT 11:24 A.M. MAXIMUM 2-MINUTE ASOS AVERAGE........13 SSW AT 11:38 A.M. AVERAGE WIND SPEED AND DIRECTION....6.6 WSW ASOS.............7.0 PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00 DEPARTURE....-0.15 ASOS..............0.00 TOTAL PRECIPITATION FOR THE MONTH..........3.70 DEPARTURE....-0.34 ASOS..............3.68 TOTAL PRECIPITATION FOR THE YEAR..........61.32 DEPARTURE...+15.22 ASOS.............60.23* *EXCLUDES 3.19 INCHES OF ERRONEOUS PRECIPITATION RECORDED FROM 1/23-1/28. SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........0.0 DEPARTURE....-0.1 TOTAL SNOWFALL FOR THE MONTH................0.6 DEPARTURE....-1.7 TOTAL SNOWFALL FOR THE SEASON...............2.1 DEPARTURE....-0.4 PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER 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 11/1 70/48/59/+12/0/0/446/72 39 MPH S Aero 40 MPH S 11/2 56/39/48/+2/T/0/543/88 37 MPH WNW Aero 39 MPH WNW 11/3 62/36/49/+3/0/0/449/73 50 MPH S Aero 52 MPH S 11/4 69/46/58/+12/0/0/465/76 29 MPH SSE Aero 30 MPH SSE 11/5 71/47/59/+14/0/0/268/44 18 MPH S 11/6 57/49/53/+8/0.25/0/000/00 31 MPH SSW Aero 36 MPH SSW TSTM 11/7 57/45/51/+6/0.01/0/430/71 47 MPH W Aero 48 MPH W 11/8 60/42/51/+7/0/0/265/44 35 MPH W Aero 36 MPH W 11/9 57/34/46/+2/0.20/258/43 36 MPH SSE Aero 41 MPH SSE 11/10 58/32/45/+1/0.46/102/17 37 MPH W Aero 44 MPH W TSTM 11/11 41/29/35/-8/0/0/536/90 29 MPH W 11/12 51/26/39/-4/0/0/594/100 18 MPH W 11/13 62/41/52/+9/0/0/496/84 30 MPH S Aero 37 MPH S 11/14 63/44/54/+12/T/0/524/89 31 MPH WSW Aero 37 MPH WSW 11/15 53/42/48/+6/0.09/0/000/00 22 MPH E 11/16 65/47/56/+14/0.40/0/029/05 54 MPH S Aero 58 MPH S 11/17 47/30/39/-2/0.19/0/.../.. 28 MPH W 11/18 38/26/32/-9/0/0/.../.. 30 MPH W 11/19 43/26/35/-6/0/0/.../.. 23 MPH W 11/20 55/34/45/+5/0/0/.../.. 27 MPH SSW Aero 31 MPH SSW 11/21 56/40/48/+8/0.20/0/403/70 25 MPH S 11/22 47/33/40/0/1.78/0/000/00 44 MPH W Aero 50 MPH W 11/23 33/22/28/-11/0.01/0/.../.. 32 MPH W 11/24 41/22/32/-7/..../0.4/.../.. 45 MPH W 11/25 32/18/25/-14/0/0/.../.. 39 MPH W 11/26 35/23/29/-9/0/0/.../.. 16 MPH WSW DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR NOVEMBER 27 HIGH 68F IN 1896 LOW 5F IN 1932 PRECIP 1.92 INCHES IN 1898 SNOWFALL 16.0 INCHES IN 1898 PEAK GUST 68 MPH NW IN 1997 RECORDS FOR NOVEMBER 28 HIGH 70F IN 1990 LOW 10F IN 1901,1930,1936 PRECIP 1.84 INCHES IN 1889 SNOWFALL 3.0 INCHES IN 1917 PEAK GUST 90 MPH SSW IN 1958 TODAY'S REPORT BY: Andrew Hoell