BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA WEDNESDAY, DECEMBER 1, 2021 ALL TIMES ARE IN EASTERN STANDARD TIME SUNRISE: 0654E SUNSET:  1613E MILDER WITH MOSTLY CLOUDY SKIES AND A COOL WESTERLY BREEZE.... We observed an average visibility of 35 miles, with a max of 80 miles at the 10 A.M. observation. Skies were mostly cloudy for the majority of the day.   There is a chilly north westerly breeze with an average speed of 10 mph and a max gust around 26 mph. Temperatures are trending back to normal for this time of year. The high so far today is 44F, which is a degree below the normal max of 45F. The low since midnight is 30F, a degree above the normal low of 29F. -------------------------------------------------------------- Today's Observations: 7 A.M. Weather: Scattered altocumulus and broken cirrostratus   Temperature: 31F; Dew Point: 28F; Relative Humidity: 89% Wind: SW @ 10G15 kts Sea-level pressure: 1017.0 mb; 30.03 in. Hg: rising, then more rapidly Visibility: 20 miles, thin fog 6-hr Max temp: 31F 6-hr Min temp: 30F 24-hr Precip:  0.00 ins. 24-hr Snowfall: 0.0 ins. Snow Depth: 0 ins. BHO SA 1155 70 SCT 250 BKN 20 170/31/28/2410G15/003/ THN F ALQDS/ 8/056 53022 10031 20030 10 A.M. Weather: Scattered altocumulus and broken cirrostratus Temperature: 39F; Dew Point: 29F; Relative Humidity: 57% Wind: W @ 14G19 kts Sea-level pressure: 1017.4 mb; 30.04 in Hg; rising then falling Visibility: 35 miles 3-hr Precip: 0.00 ins. 3-hr Snowfall: 0.0 ins. BHO SA 1455 70 SCT 250 BKN 35 174/39/29/2814G19/004/ 8/056 51004 1 P.M. Weather: Scattered altocumulus and broken cirrostratus, few stratocumulus W-WNW, breaks in overcast ENE-S-SSW Temperature: 42F, Dew point: 27F; Relative Humidity: 54% Wind: NW @ 10G17 kts Sea-level pressure: 1017.1 mb; 30.03 in Hg; rising then falling Visibility: 75 miles 6-hr Max temp: 44F 6-hr Min temp: 31F 6-hr Precip: 0.00 ins. 6-hr Snowfall: 0.0 ins. Snow Depth: 0 ins. BHO SA 1755 170 SCT 250 OVC 75 171/42/27/3110G17/003/ FEW SC W-NNW BINOVC ENE-S-SSW/ 8/856 55003 10044 20031 SUMMARY FOR TUESDAY, NOVEMBER 30, 2021 TEMPERATURE (DEGREES F) MAX.......40     NORMAL.....45 MIN.......21     NORMAL.....29 MEAN......31     NORMAL.....37 DEPARTURE FROM 30-YEAR (1991-2020) NORMAL...............  -6 TOTAL DEPARTURE FOR THE MONTH........................... +12 [+0.2 DEGREES/DAY] HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022) TOTAL HEATING UNITS FOR YESTERDAY...............34  DEPARTURE........+6 TOTAL HEATING UNITS FOR THE MONTH..............680  DEPARTURE.......-12 TOTAL HEATING UNITS FOR THE SEASON............1007  DEPARTURE......-197 TOTAL HEATING UNITS LAST SEASON TO DATE........973  DEPARTURE...... +34 PEAK WIND GUST (MPH):                      Official (1-Sec AVG).......27 WNW @  1:11 A.M.                      AEROVANE...................23 WSW @  2:01 P.M.                      VECTOR #2 (Instantaneous)..28     @  1:11 P.M.                      DAVIS #2 ..................24 W   @  2:17 P.M.                      RMY #2 (Instantaneous).....26 WNW @  1:11 P.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..................16 WSW @  2:02 P.M. MAXIMUM 2-MINUTE VECTOR #2 AVERAGE..............18     @ 12:57 A.M. MAXIMUM 2-MINUTE DAVIS #2 AVERAGE...............18 WSW @ 12:42 P.M. MAXIMUM 2-MINUTE RMY #2 AVERAGE.................18 WNW @ 12:57 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........9.9 SW  [238 total miles]                      VECTOR #2.................10.5                      DAVIS #2..................10.7 W                      RMY #2....................10.6 W                      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.....-0.16 TOTAL PRECIPITATION FOR THE MONTH.............1.92  DEPARTURE.....-2.39 TOTAL PRECIPITATION FOR THE YEAR.............56.77  DEPARTURE.....+8.56 SNOWFALL (INCHES) THROUGH THIS MORNING (EST): TOTAL SNOWFALL 24 HRS ENDING 7 A.M.............0.0  DEPARTURE......-0.1 TOTAL SNOWFALL FOR THE MONTH...................1.0  DEPARTURE......-0.8 TOTAL SNOWFALL FOR THE SEASON (2021-2022)......1.0  DEPARTURE......-1.5 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 12/01   The low since midnight is 30F, 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 1 HIGH 70 IN 2001 LOW 3 IN 1887 PRECIP 1.46 INS. IN 1917 SNOW 5.7 INS. IN 2019 PEAK GUST 72 MPH NW IN 1964 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 TODAY'S REPORT PREPARED BY: Benjamin Turner