BLUE HILL METEOROLOGICAL OBSERVATORY, MILTON, MASSACHUSETTS 02186 ELEVATION 635 FT. ABOVE MSL....10 MILES SSW OF BOSTON, MA SATURDAY, DECEMBER 15, 2001 PLEASE VISIT OUR WEB SITE AT: http:// www.bluehill.org DAILY DISCUSSION... RAINFALL OVERNIGHT ENDS AS BRIEF PERIOD OF LIGHT SNOW.... About 2/3 of an inch of rain fell from Friday afternoon through late morning Saturday, with a trace of snow between 8 and 9 AM. Temperatures remain above normal with the high for today occuring back at midnight of 44. Yesterday's mean temp of 49 was 19 degrees above normal, bring the monthly total temperature departure up to +171 degrees. We have still had only three days average below normal from November 14 to December 14 with a total departure of +312 degrees in that time. The past 31 days have averaged 10 degrees warmer than normal!! MJI BLUE HILL OBSERVATIONS Look for the hourly observations from the Blue Hill ASOS on the Internet. Our station code is KMQE. One good site is run by the NWS: http://weather.noaa.gov/weather/current/KMQE.html The main page for this site is: http://weather.noaa.gov/index.html Today's observations: 7 AM BHO SA -X E4 OVC 2VR-L-F 113/35/35/3516G21/986/ F2 STRA DRFTG OVR SMT VSBY 1V3/ 8/6// 51047 6008/ 70065 10044 20035 10 AM BHO SA 1455 E8 BKN 12 OVC 12R-L-F 171/34/34/3413/003/ SE05RB05/ 8/5// 51058 6002/ 1 PM BHO SA 1755 12 SCT E20 BKN 35 OVC 40 188/36/34/3213G21/008/ BINOVC OVHD-SE WND 29V35/ 8/5// 51017 6002/ 10037 20034 WINDS AT BLUE HILL FOR FRIDAY, DECEMBER 14: PEAK WIND GUST FOR FRIDAY...........39 MPH NNW AT 11:23 PM AEROVANE.........30 MPH NNW AT 11:23 PM ASOS.............28 MPH NNW AT 11:23 PM AVERAGE WIND SPEED AND DIR........11.7 MPH W ASOS...........11.8 MPH WINDS AT BLUE HILL FOR SATURDAY, DECEMBER 15: PEAK WIND GUST THROUGH 1 PM..........28 MPH NW AT 12:57 PM AEROVANE..........29 MPH NW AT 12:57 PM ASOS..............28 MPH NW AT 12:57 PM TEMPERATURES AT BLUE HILL FOR FRIDAY, DECEMBER 14 MAX.....54 NORMAL.....38 ASOS.....54 AT 1:00 PM MIN.....44 NORMAL.....23 ASOS.....44 AT MIDNIGHT PM MEAN....49 NORMAL.....30 DEP.....+19 DEP FOR MONTH....+171 The month is averaging more than 12 degrees above normal per day. HEATING DEGREE DAYS AT BLUE HILL: HEATING UNITS FOR FRIDAY...............16 DEP......-19 HEATING UNITS FOR THE MONTH...........282 DEP.....-171 HEATING UNITS FOR THE SEASON.........1265 DEP.....-420 HEATING UNITS LAST SEASON............1817 DIFF....-552 PRECIPITATION DATA AT BLUE HILL..... TOTAL PRECIPITATION 24 HRS ENDING 7 AM....0.64 IN DEP....+0.49 IN ASOS.............0.62 IN TOTAL PRECIPITATION FOR THE MONTH.........1.55 INS DEP....-0.68 IN ASOS.............1.46 INS TOTAL PRECIPITATION FOR THE YEAR.........43.52 INS DEP....-2.84 INS ASOS............40.32 INS SNOWFALL DATA AT BLUE HILL TOTAL SNOWFALL 24 HRS ENDING 7 AM.......0.0 IN DEP....-0.4 IN TOTAL SNOWFALL FOR THE MONTH............8.5 INS DEP....+2.8 INS TOTAL SNOWFALL FOR THE SEASON...........8.5 INS DEP....-0.6 IN RECORDS FOR DECEMBER 15 HIGH 64 IN 1975 LOW 4 IN 1900, 1905, 1933 PRE 1.80 INS IN 1981 SNOW 7.5 INS IN 1951 WIND 65 MPH NW IN 1991 RECORDS FOR DECEMBER 16 HIGH 61 IN 1971 LOW -2 IN 1930 PRE 1.67 INS IN 1960 SNOW 7.0 INS IN 1896 WIND 73 MPH SSE IN 1982 Daily wind records are for the period 1940-2000. Temperature and precipitation records are for the full period of record 1885-2000. Mike Iacono