BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA SATURDAY, OCTOBER 16, 2021 ALL TIMES ARE IN EASTERN STANDARD TIME SUNRISE: 0558E SUNSET:  1700E WINDY AND WARM WITH LIMITED VISIBILITY AND SKIES CLOUDING OVER IN THE AFTERNOON.... Today was mostly cloudy with an average visibility of 30 miles due to either a thin fog in the morning or haze later on in the day. Conditions are very windy with an average speed of over 20 mph and a max gust of 43 mph. Wind has been southerly all day. The high so far today is 73F, 12F degrees above the normal max of 61F. The low since midnight is 63F, 19 degrees above the normal low of 44F. -------------------------------------------------------------- Today's Observations: 7 A.M. Weather: Scattered Altocumulus & Altostratus, overcast cirrostratus with breaks. Few stratus fractus Temperature: 65F; Dew Point: 63F; Relative Humidity: 94% Wind: SE @ 15G24 kts, peak of 35 mph S at 6:37 A.M. Sea-level pressure: 1010.6 mb; 29.84 in. Hg: falling then rising Visibility: 20 miles, thin fog 6-hr Max temp: 65F 6-hr Min temp: 63F 24-hr Precip: 0.00 ins. BHO SA 1155 80 SCT 250 OVC 20 106/65/63/2015G24/984/ FEW STFRA BINOVC THN F ALQDS PK WND 1830/37/ 8/676 50000 10065 20063 10 A.M. Weather: Scattered altocumulus, broken cirrostratus, few cumulus Temperature: 71F; Dew Point: 62F; Relative Humidity: 74% Wind: S @ 18G28 kts, peak of 31 mph S at 9:52 A.M. Sea-level pressure: 1009.2 mb; 29.81 in Hg; falling, then more slowly Visibility: 35 miles, hazy 3-hr Precip: 0.00 ins. BHO SA 1455 75 SCT 250 BKN 35 092/71/62/1818G28/981/ FEW CU ALQDS HAZY PK WND 1828/52/ 8/176 56014 1 P.M. Weather: Scattered stratocumlus, broken altostratus, overcast cirrostratus with a break to the NW Temperature: 70F, Dew point: 62F; Relative Humidity: 76% Wind: S @ 18G32 kts, peak of 43 mph S at 12:38 P.M.   Sea-level pressure: 1007.0 mb; 29.74 in Hg; falling, then more rapidly Visibility: 40 miles 6-hr Max temp: 73F 6-hr Min temp: 65F 6-hr Precip: 0.00 ins. BHO SA 1755 30 SCT 150 BKN 250 OVC 40 070/70/62/1818G32/974/ BINOVC NW PK WND 1838/27/ 8/826 58022 10073 20065 SUMMARY FOR FRIDAY, OCTOBER 15, 2021 TEMPERATURE (DEGREES F) MAX.......74     NORMAL.....61 MIN.......55     NORMAL.....44 MEAN......67     NORMAL.....53 DEPARTURE FROM 30-YEAR (1991-2020) NORMAL..............+14 TOTAL DEPARTURE FOR THE MONTH..........................+75 [+4.8 DEGREES/DAY] HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022) TOTAL HEATING UNITS FOR YESTERDAY................0  DEPARTURE.......-12 TOTAL HEATING UNITS FOR THE MONTH...............70  DEPARTURE.......-79 TOTAL HEATING UNITS FOR THE SEASON.............144  DEPARTURE......-123 TOTAL HEATING UNITS LAST SEASON TO DATE........217  DEPARTURE.......-77 COOLING DEGREE DAYS (SEASON: JAN 2021 THRU DEC 2021) TOTAL COOLING UNITS FOR YESTERDAY................2  DEPARTURE........+2 TOTAL COOLING UNITS FOR THE MONTH................2  DEPARTURE........-4 TOTAL COOLING UNITS FOR THE SEASON.............716  DEPARTURE.......+40 TOTAL COOLING UNITS LAST SEASON TO DATE........831  DEPARTURE......-115 PEAK WIND GUST (MPH):                      Official...................24 S   @  7:53 P.M.                      AEROVANE (south tower).....24 SSW @  8:23 P.M.                      VECTOR #2 (south tower)....26     @  5:43 P.M.                      DAVIS #2 (south tower).....26 S   @  7:54 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............OUT OF SERVICE D/T RENOVATIONS                        MERLIN.........OUT OF SERVICE D/T RENOVATIONS FASTEST MILE: CONTACTING ANEMOMETER/OFFICIAL..................18 S   @  7:36 P.M. MAXIMUM 2-MINUTE VECTOR #2 AVERAGE..............18     @  9:34 P.M. MAXIMUM 2-MINUTE DAVIS #2 AVERAGE...............18 S   @  5:45 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 AVERAGE........OUT OF SERVICE D/T RENOVATIONS AVERAGE WIND SPEED AND DIRECTION:                      CONTACTING/OFFICIAL........ 7.8 S [188 total miles]                      VECTOR #2.................. 8.6                      DAVIS #2................... 8.2 S                      RMY.................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.............2.10  DEPARTURE....-0.45 TOTAL PRECIPITATION FOR THE YEAR.............49.08  DEPARTURE....+8.12 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/.../..          20 WNW AERO 20 WNW RMY N/A 10/02   73/47/60/+2/0.00/.../..          24 WSW AERO 23 WSW RMY N/A 10/03   65/55/60/+3/0.09/.../..          19 E   AERO 19 E   RMY N/A 10/04   59/51/55/-2/1.69/.../..          30 E   AERO 30 E   RMY N/A 10/05   58/50/54/-3/0.30/.../..          22 NNE AERO 23 NE  RMY N/A 10/06   69/50/60/+4/0.00/.../..          15 N   AERO 16 N   RMY N/A 10/07   73/55/64/+8/0.00/.../..          15 WSW AERO 15 W   RMY N/A 10/08   69/55/62/+7/T/.../..             24 ENE AERO 23 ENE RMY N/A 10/09   62/54/58/+3/0.01/.../..          23 E   AERO 23 E   RMY N/A 10/10   62/54/58/+3/T/.../..             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   The low since midnight is 63F, the daily normal low is 44F DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated) RECORDS FOR OCTOBER 16 HIGH 86F IN 1897 LOW 28F IN 1886 PRECIP 2.82 INCHES IN 1974 SNOWFALL TRACE IN 2009 PEAK GUST 68e MPH SSE IN 1954 (HURRICANE HAZEL) RECORDS FOR OCTOBER 17 HIGH 86F IN 1947 LOW 25F IN 1886 PRECIP 1.87 INCHES IN 1989 SNOWFALL TRACE IN 1970 PEAK GUST 61 MPH E IN 2019 TODAY'S REPORT PREPARED BY: Benjamin Turner