BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA SATURDAY, OCTOBER 30, 2021 ALL TIMES ARE IN EASTERN STANDARD TIME SUNRISE: 0615E SUNSET:  1640E LIGHT RAIN AND FOG WITH A CONSISTENT EASTERLY WIND.... Today is overcast and cool alongside limited visibility. Two miles were observed at 7A, then slipping to a 1/2 mile quickly by 10A. Cloudy overcast conditions lasted throughout the night with a slow incremental increase of temperatures from the low 40's into the 50's by morning. Looking at things in the wind department, the peak gust thus far today is 31 MPH from the ENE with an average speed of 15 MPH. Overnight rainfall totaled 0.06 inches with an additional 0.17 inches falling between the 7 A.M. and 1 P.M. observations.   The high so far today is 57F, 1 degrees above the normal max of 56F. The low since midnight is 49F, 10 degrees above the normal low of 39F.   -------------------------------------------------------------- Today's Observations: 7 A.M. Weather: Overcast Stratus Light Rain Temperature: 52F; Dew Point: 52F; Relative Humidity: 100% Wind: E @ 17G27 kts, peak of 31 mph E @ 0653 A.M. Sea-level pressure: 1008.9 mb; 29.79 in. Hg: decreasing, then decreasing more rapidly Visibility: 2 miles 6-hr Max temp: 52F 6-hr Min temp: 49F 24-hr Precip: 0.06 ins. BHO SA 1155 06 OVC 2R-F 089/52/52/0817G27/979/ PK WND 0827/53/ 8/6// 58010 70006 10052 20049 10 A.M. Weather: Light Rain Temperature: 55F; Dew Point: 55F; Relative Humidity: 100% Wind: ESE @ 14 kts Sea-level pressure: 1010.1 mb; 29.83 in Hg; rising , then falling Visibility: 1/2 mile  (fog) 3-hr Precip: 0.14 ins. BHO SA 1455 X W3 1/2R-F 101/55/55/1114G22/983/ 8//// 6014/ 50012 1 P.M. Weather: Overcast Stratus Light Drizzle Temperature: 57F, Dew point: 57F; Relative Humidity: 100% Wind: SE @ 13G127 kts, peak of 31 mph SE @ 1238 P.M. Sea-level pressure: 1007.9 mb; 29.76 in Hg; falling, then levelling off and rising Visibility: 3/4 miles (fog) 6-hr Max temp: 57F 6-hr Min temp: 52F 6-hr Precip: 0.17 ins. BHO SA 1755 20 OVC 3/4L-F 079/57/57/1313G27/976/ PK WND 1327/38/ 8/6// 6017/ 55022 10057 20052 SUMMARY FOR FRIDAY, OCTOBER 29, 2021 TEMPERATURE (DEGREES F) MAX.......49     NORMAL.....56 MIN.......37     NORMAL.....39 MEAN......43     NORMAL.....48 DEPARTURE FROM 30-YEAR (1991-2020) NORMAL............... -5 TOTAL DEPARTURE FOR THE MONTH..........................+119 [+4.1 DEGREES/DAY] HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022) TOTAL HEATING UNITS FOR YESTERDAY...............22  DEPARTURE........+5 TOTAL HEATING UNITS FOR THE MONTH..............235  DEPARTURE......-124 TOTAL HEATING UNITS FOR THE SEASON.............309  DEPARTURE......-167 TOTAL HEATING UNITS LAST SEASON TO DATE........388  DEPARTURE.......-79 COOLING DEGREE DAYS (SEASON: JAN 2021 THRU DEC 2021) TOTAL COOLING UNITS FOR YESTERDAY................0  DEPARTURE.........0 TOTAL COOLING UNITS FOR THE MONTH................3  DEPARTURE........-4 TOTAL COOLING UNITS FOR THE SEASON.............717  DEPARTURE.......+40 TOTAL COOLING UNITS LAST SEASON TO DATE........831  DEPARTURE......-114 PEAK WIND GUST (MPH):                      Official...................25 NNE @ 10:17 P.M.                      AEROVANE (south tower).....24 ENE @ 10:23 P.M.                      VECTOR #2 (south tower)....26     @ 10:17 P.M.                      DAVIS #2 (south tower).....26 E   @ 10:17 P.M.                      RMY #2 (south tower).......25 ENE @ 10:17 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..................18 ENE @ 10:17 P.M. MAXIMUM 2-MINUTE VECTOR #2 AVERAGE..............19     @ 10:17 P.M. MAXIMUM 2-MINUTE DAVIS #2 AVERAGE...............19 NNE @ 10:21 P.M. MAXIMUM 2-MINUTE RMY #2 AVERAGE.................19 NNE @ 10:21 P.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.......10.3 N  [247 total miles]                      VECTOR #2.................10.9                      DAVIS #2..................10.7 ENE                      RMY #2....................10.7 NE                      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.......0.06  DEPARTURE....-0.12 TOTAL PRECIPITATION FOR THE MONTH.............6.22  DEPARTURE....+1.08 TOTAL PRECIPITATION FOR THE YEAR.............53.20  DEPARTURE....+9.65 PRELIMINARY CLIMATE SUMMARY FOR OCTOBER CALENDAR DAY DATA DATE: MAX/MIN/MEAN/DEP/PRECIP/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 10/01   64/44/54/-4/0.00/583/83          20 WNW AERO 20 WNW RMY N/A 10/02   73/47/60/+2/0.00/567/81          24 WSW AERO 23 WSW RMY N/A 10/03   65/55/60/+3/0.09/070/10          19 E   AERO 19 E   RMY N/A 10/04   59/51/55/-2/1.69/000/00          30 E   AERO 30 E   RMY N/A 10/05   58/50/54/-3/0.30/000/00          22 NNE AERO 23 NE  RMY N/A 10/06   69/50/60/+4/0.00/407/59          15 N   AERO 16 N   RMY N/A 10/07   73/55/64/+8/0.00/550/80          15 WSW AERO 15 W   RMY N/A 10/08   69/55/62/+7/T/616/90             24 ENE AERO 23 ENE RMY N/A 10/09   62/54/58/+3/0.01/273/40          23 E   AERO 23 E   RMY N/A 10/10   62/54/58/+3/T/000/00             22 E   AERO 21 E   RMY N/A 10/11   67/56/62/+8/0.01/.../..          20 NE  AERO 21 NE  RMY N/A 10/12   72/54/63/+9/0.00/.../..          15 SW  AERO 15 SW  RMY N/A 10/13   75/55/65/+11/0.00/.../..         18 SW  AERO 18 SW  RMY N/A 10/14   73/56/65/+12/0.00/.../..         19 N   AERO 20 N   RMY N/A 10/15   74/55/67/+14/0.00/.../..         24 S   AERO 24 SSW RMY N/A 10/16   73/59/66/+14/0.06/.../..         43 S   AERO 50 S   RMY 44 10/17   62/47/55/+3/0.25/.../..          32 WNW AERO 31 WNW RMY 31 10/18   60/42/51/-1/0.01/.../..          31 NW  AERO 32 NW  RMY 33 10/19   59/40/50/-1/0.00/.../..          35 WNW AERO 37 W   RMY 38 10/20   70/49/60/+9/0.00/.../..          23 W   AERO 23 W   RMY 23 10/21   74/56/65/+14/0.00/.../..         30 SSW AERO 32 S   RMY 32 10/22   71/51/61/+11/0.00/.../..         27 S   AERO 30 S   RMY 29 10/23   60/44/52/+2/0.00/.../..          24 NW  AERO 22 NW  RMY 24 10/24   57/37/47/-3/0.01/.../..          25 NNW AERO 25 NNW RMY 25 10/25   56/47/52/+3/0.63/.../..          29 NE  AERO 30 NE  RMY 32 10/26   61/47/54/+5/..../.../..          49 NNE AERO 56 N   RMY 54 10/27   48/44/46/-3/..../.../..          66 NNE AERO 74 NNE RMY 65 10/28   48/39/44/-4/0.00/.../..          26 NNE AERO 26 NNE RMY 28 10/29   49/37/43/-5/..../.../..          25 ENE AERO 24 ENE RMY 24 10/30   The low since midnight is 49F, the daily normal low is 39F RECORDS FOR THE MONTH: Peak gust of 66 NNE on the 27th, beating the old record of 54 WNW, NE set in 1968 and 2018. DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated) RECORDS FOR OCTOBER 30 HIGH 75F IN 1946,1989 LOW 21F IN 1928 PRECIP 1.85 INCHES IN 1917 SNOWFALL 6.5 INCHES IN 2020 PEAK GUST 73 SE IN 2017 RECORDS FOR OCTOBER 31 HIGH 79F IN 1946 LOW 22F IN 1904 PRECIP 3.74 INCHES IN 1991 SNOWFALL TRACE IN 1906 PEAK GUST 70e S IN 1945 TODAY'S REPORT PREPARED BY: Augustin Busschaert and Benjamin Turner