BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA   DAILY DISCUSSION AND CLIMATE SUMMARY THURSDAY, FEBRUARY 8, 2007 ALL TIMES ARE IN EASTERN STANDARD TIME   Today's observations:   7 A.M.   Weather: Broken middle clouds Temperature: 11F, Dew point: -1F, Wind: WSW AT 15 kts   Sea-level pressure: 29.79 inches Hg, falling Visibility: 50 miles  Snow on ground: trace 6-hourly min. temp. 11 deg. BHO SA 1155 E110 BKN 50 087/11/-1/2415/979/ FEW SC/CUFRMG TOPS DSNT NE-E AND SE-SSW/ 8/530 56012 10014 20011   10 A.M.    Weather: Clear, few clouds  Temperature: 19F, Dew point: 2F, Wind: WSW at 17G28 kts Peak wind last hour: 30 kts WSW at 9:37 A.M. Sea-level pressure: 29.73 inches Hg, falling     Visibility: 60 miles BHO SA 1455 CLR 60 069/19/2/2517G28/973/ FEW SC DSNT NE-E AND SE-S AND NW-N FEW AC SE-S AND NW-N PK WND 2530/37/ 8/530 58018   1 P.M.    Weather: Broken low and high clouds Temperature: 23F, Dew point: 1F, Wind: WSW at 19G33 kts Peak wind last hour:  37 kts W at 12:12 P.M. Sea-level pressure: 29.69 inches Hg, falling     Visibility: 50 miles 6-hour max. temp. 24 deg. BHO SA 1755 E55 BKN 250 BKN 50 055/23/1/2419G33/969/ PTCHS VIRGA W-NW AND NE-E PK WND 2737/12/ 8/501 58014 10024 20011   WEATHER SUMMARY FOR WEDNESDAY, FEBRUARY 7   TEMPERATURE (DEGREES F) MAX.....21    NORMAL.....35 MIN......8    NORMAL.....19   MEAN....15    NORMAL.....27   DEPARTURE FROM 30-YEAR NORMAL.........-12 TOTAL DEPARTURE FOR THE MONTH.........-40 (-5.5 DEGREES/DAY)   HEATING DEGREE DAYS TOTAL HEATING UNITS FOR YESTERDAY..........50   DEPARTURE.......+12 TOTAL HEATING UNITS FOR THE MONTH.........310   DEPARTURE.......+38 TOTAL HEATING UNITS FOR THE SEASON.......3254   DEPARTURE......-554 TOTAL HEATING UNITS LAST SEASON TO DATE..3280   DIFFERENCE......-26   PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY............43   W  AT  1:09 P.M.                       AEROVANE.............41   W  AT  1:10 P.M.                       ASOS.................38   W  AT  1:32 P.M.                      DAVIS................43   W  AT  1:10 P.M.    FASTEST MILE FOR YESTERDAY..............32   W  AT  2:53 P.M.    MAXIMUM 2-MINUTE ASOS AVERAGE...........29   W  AT  3:05 P.M.   MAXIMUM 2-MINUTE DAVIS AVERAGE..........32   W  AT  2:10 P.M.     AVERAGE WIND SPEED AND DIRECTION......15.7 W                     ASOS..............15.4                            DAVIS.............16.4 W [261 deg]    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..........0.23  DEPARTURE.....-0.82                           ASOS..............0.22    TOTAL PRECIPITATION FOR THE YEAR...........3.17  DEPARTURE.....-2.66                           ASOS..............3.09   SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........0.0  DEPARTURE......-0.7 TOTAL SNOWFALL FOR THE MONTH................0.7  DEPARTURE......-3.9 TOTAL SNOWFALL FOR THE SEASON...............7.3  DEPARTURE.....-26.7   PRELIMINARY CLIMATE SUMMARY FOR FEBRUARY 2007......CALENDAR DAY DATA DATA REPORTED: DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOWFALL/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST   AERO: Aerovane recording wind system when significant TSTM: Thunderstorm day ....: Data not yet available   2/1  35/20/28/+2/0/0/126/21         37 S    Aero 34 MPH S 2/2  35/28/32/+6/0.18/0.3/000/00    20 NW 2/3  32/19/26/0/0.05/0.4/574/95     39 W    Aero 47 MPH W  2/4  22/10/16/-10/0/0/601/99        39 WSW  Aero 40 MPH WSW 2/5  16/5/11/-16/0/0/493/81         61 W    Aero 60 MPH W  2/6  24/10/17/-10/0/0/593/97        38 W    Aero 36 MPH W 2/7  21/8/15/-12/0/0/474/77         43 W    Aero 41 MPH W       2/8  morning low temp. 11 deg; normal now 19 deg.   DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated):   RECORDS FOR FEBRUARY 8 HIGH 60F IN 1933 LOW -9F IN 1934 PRECIP 2.50 INS. IN 1945 SNOWFALL 11.0 INS. IN 1891 PEAK GUST 63e MPH NE IN 1945   RECORDS FOR FEBRUARY 9 HIGH 58F IN 1990 LOW -21F IN 1934 [LOWEST TEMPERATURE ON RECORD] PRECIP 2.12 INS. IN 1969 SNOWFALL 13.0 INS. IN 1969 PEAK GUST 89 MPH NE IN 1969   TODAY'S REPORT By: Stephanie Radner   If you do not wish to receive this Daily Discussion and Climate Summary from the Blue Hill Observatory, please send an email to sitemaster@bluehill.org.