BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA THURSDAY, DECEMBER 2, 2021 ALL TIMES ARE IN EASTERN STANDARD TIME SUNRISE: 0655E SUNSET:  1612E A MOSTLY CLOUDY DAY FOLLOWING SOME VERY LIGHT MORNING RAINFALL.... Today consisted of some very light rainfall around 7 A.M., only leaving a trace. Skies were mostly cloudy, and visibility was 30 miles at most due to a thin layer of fog in the distance. Pressure dropped quite a bit since 7 A.M., by almost 9 millibars. We had significant wind today too, mostly being from the south. Average wind speed was a little higher than 15 mph, with a max gust of 35 mph seen so far today. The high so far today is 58F, which is 14 degrees above the normal max of 44F. The low since midnight is 40F, 11 degrees above the normal low of 29F. Mild! -------------------------------------------------------------- Today's Observations: 7 A.M. Weather: Overcast stratus, very light rain beginning at 6:55 A.M.   Temperature: 40F; Dew Point: 38F; Relative Humidity: 92% Wind: SW @ 16G24 kts Sea-level pressure: 1012.7 mb; 30.03 in. Hg: falling unsteadily Visibility: 15 miles, thin fog 6-hr Max temp: 40F 6-hr Min temp: 34F 24-hr Precip:  Trace 24-hr Snowfall: 0.0 ins. Snow Depth: 0 ins. BHO SA 1155 60 OVC 15R- 127/40/38/1516G24/991/ THN F ALQDS R-B55 PCPN VRY LGT/ 8/6// 70000 57038 10040 20034 10 A.M. Weather: Scattered stratocumulus, broken altocumulus and overcast cirrostratus with breaks Temperature: 47F; Dew Point: 44F; Relative Humidity: 90% Wind: S @ 15G28 kts, peak of 35 mph at 8:58 A.M. Sea-level pressure: 1009.4 mb; 29.82 in Hg; falling unsteadily Visibility: 25 miles, thin fog   3-hr Precip: Trace 3-hr Snowfall: 0.0 ins. BHO SA 1455 50 SCT 80 BKN 250 OVC 25 094/47/44/1815G28/982/ THN F BINOVC ALQDS PK WND 1830/1358/ 8/876 600// 57034 1 P.M. Weather: Scattered stratocumulus, broken cirrostratus Temperature: 58F, Dew point: 44F; Relative Humidity: 63% Wind: WSW @ 13G20 kts Sea-level pressure: 1004.2 mb; 29.65 in Hg; falling, then more slowly Visibility: 30 miles, thin fog 6-hr Max temp: 58F 6-hr Min temp: 40F 6-hr Precip: Trace 6-hr Snowfall: 0.0 ins. Snow Depth: 0 ins. BHO SA 1755 50 SCT 250 BKN 30 042/56/44/2513G20/965/ HAZY/ 8/806 600// 56052 10058 20040 SUMMARY FOR WEDNESDAY, DECEMBER 1, 2021 TEMPERATURE (DEGREES F) MAX.......44     NORMAL.....45 MIN.......30     NORMAL.....29 MEAN......37     NORMAL.....37 DEPARTURE FROM 30-YEAR (1991-2020) NORMAL...............   0 TOTAL DEPARTURE FOR THE MONTH...........................  +0 [-0.2 DEGREES/DAY] HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022) TOTAL HEATING UNITS FOR YESTERDAY...............28  DEPARTURE.........0 TOTAL HEATING UNITS FOR THE MONTH...............28  DEPARTURE........-0 TOTAL HEATING UNITS FOR THE SEASON............1035  DEPARTURE......-197 TOTAL HEATING UNITS LAST SEASON TO DATE........987  DEPARTURE...... +48 PEAK WIND GUST (MPH):                      Official (1-Sec AVG).......35 W   @ 10:32 A.M.                      AEROVANE...................35 W   @ 10:33 A.M.                      VECTOR #2 (Instantaneous)..36     @ 10:32 A.M.                      DAVIS #2 ..................35 W   @ 10:32 A.M.                      RMY #2 (Instantaneous).....34 W   @ 10:32 A.M.                      ASOS...........OUT OF SERVICE D/T RENOVATIONS                      VECTOR #1......OUT OF SERVICE D/T RENOVATIONS                      DAVIS #1.......OUT OF SERVICE D/T RENOVATIONS                      RMY #1.........OUT OF SERVICE D/T RENOVATIONS                        MERLIN.........OUT OF SERVICE D/T RENOVATIONS FASTEST MILE: CONTACTING ANEMOMETER/OFFICIAL..................21 W   @ 11:16 A.M. MAXIMUM 2-MINUTE VECTOR #2 AVERAGE..............23     @ 11:17 A.M. MAXIMUM 2-MINUTE DAVIS #2 AVERAGE...............23 W   @ 11:17 A.M. MAXIMUM 2-MINUTE RMY #2 AVERAGE.................23 W   @ 11:17 A.M. MAXIMUM 2-MINUTE ASOS AVERAGE.......OUT OF SERVICE D/T RENOVATIONS MAXIMUM 2-MINUTE DAVIS #1 AVERAGE...OUT OF SERVICE D/T RENOVATIONS MAXIMUM 2-MINUTE VECTOR #1 AVERAGE..OUT OF SERVICE D/T RENOVATIONS MAXIMUM 2-MINUTE RMY #1 AVERAGE.....OUT OF SERVICE D/T RENOVATIONS AVERAGE WIND SPEED AND DIRECTION:                      CONTACTING/OFFICIAL.......10.2 WSW  [244 total miles]                      VECTOR #2.................11.0                      DAVIS #2..................11.0 WNW                      RMY #2....................11.0 WNW                      RMY #1..............OUT OF SERVICE D/T RENOVATIONS                      ASOS................OUT OF SERVICE D/T RENOVATIONS                      VECTOR #1...........OUT OF SERVICE D/T RENOVATIONS                      DAVIS #1............OUT OF SERVICE D/T RENOVATIONS    PRECIPITATION (INCHES) THROUGH THIS MORNING (EST): TOTAL PRECIPITATION 24 HRS ENDING 7 A.M.......0.00  DEPARTURE.....-0.18 TOTAL PRECIPITATION FOR THE MONTH.............0.00  DEPARTURE.....-0.18 TOTAL PRECIPITATION FOR THE YEAR.............56.77  DEPARTURE.....+8.38 SNOWFALL (INCHES) THROUGH THIS MORNING (EST): TOTAL SNOWFALL 24 HRS ENDING 7 A.M.............0.0  DEPARTURE......-0.2 TOTAL SNOWFALL FOR THE MONTH...................0.0  DEPARTURE......-0.2 TOTAL SNOWFALL FOR THE SEASON (2021-2022)......1.0  DEPARTURE......-1.7 PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER CALENDAR DAY DATA DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOW/SUN(MIN.)/SUN(%)/PEAK GUST/AERO/RMY GUST AERO: Aerovane wind recording system gust RMY:  R.M. Young wind gust recording system TSTM: Thunderstorm day (thunder heard some time during day) ....: Data not yet available, records not finalized M:    Missing data 11/01   59/41/50/+3/0.00/0.0/594/96      38 WNW AERO 39 WNW RMY 39 11/02   56/40/48/+1/0.00/0.0/247/40      25 SW  AERO 25 SW  RMY 26 11/03   51/35/43/-3/0.00/0.0/572/93      28 W   AERO 25 W   RMY 27     11/04   49/31/40/-6/0.00/0.0/446/73      17 NNE AERO 17 NNW RMY 16 11/05   49/32/41/-5/0.00/0.0/591/97      25 NW  AERO 24 NW  RMY 24 11/06   51/34/43/-2/0.00/0.0/595/98      18 SSW AERO 17 SW  RMY 19 11/07   55/37/46/+1/0.00/0.0/514/85      17 W   AERO 17 W   RMY 16 11/08   60/38/49/+4/0.00/0.0/578/96      20 N   AERO 18 N   RMY 19 11/09   69/45/57/+13/0.00/0.0/582/97     21 W   AERO 21 W   RMY 22 11/10   60/44/52/+8/0.00/0.0/389/65      36 NW  AERO 35 NW  RMY 35 11/11   56/40/48/+5/0.00/0.0/501/84      26 SE  AERO 28 SE  RMY 27 11/12   61/45/53/+10/1.00/0.0/000/00     72 SSE AERO 78 SSE RMY 76 11/13   60/36/48/+5/0.32/0.0/556/94      53 SW  AERO 53 SW  RMY 54 11/14   47/33/40/-2/0.03/0.0/336/57      29 W   AERO 28 W   RMY 28 11/15   48/36/42/0/0.07/0.0/405/69       35 W   AERO 36 W   RMY 38 11/16   46/31/39/-3/0.00/0.0/.../..      40 WNW AERO 41 WNW RMY 42 11/17   49/30/40/-1/0.00/0.0/.../..      34 S   AERO 36 S   RMY 34 11/18   69/49/59/+18/T/0.0/.../..        39 NW  AERO 36 WNW RMY 42 11/19   51/32/42/+1/0.29/0.0/.../..      42 W   AERO 41 W   RMY 41 11/20   45/27/36/-4/0.00/0.0/.../..      23 S   AERO 23 S   RMY 24 11/21   52/36/44/+4/T/0.0/.../..         35 S   AERO 35 S   RMY 36 11/22   55/33/44/+4/0.09/0.0/.../..      41 WSW AERO 41 WSW RMY 42 11/23   38/24/31/-8/0.00/0.0/.../..      36 NW  AERO 37 NW  RMY 37 11/24   41/22/32/-7/0.00/0.0/.../..      33 NW  AERO 32 NW  RMY 34 11/25   53/31/42/+3/0.00/0.0/.../..      21 WNW AERO 21 W   RMY 21 11/26   43/31/37/-1/0.11/0.9/.../..      39 WNW AERO 39 WNW RMY 41 11/27   37/24/31/-7/0.01/0.1/.../..      47 WNW AERO 45 WNW RMY 48 11/28   36/24/30/-8/T/T/.../..           22 W   AERO 21 W   RMY 23 11/29   39/25/32/-6/0.00/0.0/.../..      30 NW  AERO 28 NW  RMY 30 11/30   40/21/31/-6/0.00/0.0/.../..      27 WNW AERO 23 WSW RMY 26 PRELIMINARY CLIMATE SUMMARY FOR DECEMBER CALENDAR DAY DATA DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOW/SUN(MIN.)/SUN(%)/PEAK GUST/AERO/RMY GUST AERO: Aerovane wind recording system gust RMY:  R.M. Young wind gust recording system TSTM: Thunderstorm day (thunder heard some time during day) ....: Data not yet available, records not finalized M:    Missing data 12/01   44/30/37/0.00/0.0/.../..          35 W   AERO 35 W   RMY 34       12/02   The low since midnight is 34F, the daily normal low is 29F DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated) RECORDS FOR DECEMBER 2 HIGH 61 IN 1998 LOW 3 IN 1890 PRECIP 2.09 INS. IN 1974 SNOWFALL 5.0 INS. IN 1894, 1929 PEAK GUST 89e MPH SSE IN 1942 RECORDS FOR DECEMBER 3 HIGH 67 IN 2009 LOW  -1 IN 1890 PRECIP 2.10 INS. IN 1986 SNOWFALL 6.0 INS. IN 1963 PEAK GUST 73e MPH W IN 1942 TODAY'S REPORT PREPARED BY: Benjamin Turner