BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA MONDAY, OCTOBER 4, 2021 ALL TIMES ARE IN EASTERN STANDARD TIME SUNRISE: 0545E SUNSET:  1720E COOL AND WET TO START THE NEW WORK HERE AT BLUE HILL.... Clouds have been socked in since yesterday along with periods of rain and gusty winds off the ocean. Rainfall has amounted to a total of 0.94", 0.79" of which was measured upto 7 A.M. this morning, and another 0.15" between 7 A.M. and 1 P.M. Adding to the wet conditions, temperatures settled into the mid-upper 50s overnight and haven't moved from those values. A gusty east wind just adds to the chill. Speeds have been averaging between 10-15mph with gusts over 20mph. A peak gust of 30mph has occurred so far.   The high so far today is 58F, a 8 degrees below the normal max of 66F. The low since midnight is 54F, 5 degrees above the normal low of 49F. -------------------------------------------------------------- PRELIMINARY STATS FOR SEPTEMBER 2021 TEMPERATURE, Deg. F Avg. Max. 73.2 [+0.5] Avg. Min. 57.4 [+1.8] Mean      65.3 [+1.1] 24-hour corrected mean: 64.8 Max. for month: 82F on the 15th Min. for month: 45F on the 29th HEATING DEGREE DAYS Total heating units:     46 [-54] Total for the season:    74 [+25] Total for last season:   98 COOLING DEGREE DAYS Total cooling units:      62 [-12] Total for the season:    712 [+42] Total for last season:   830 PRECIPITATION, Inches Total: 6.64 [+2.58] Greatest in 24 hrs: N/A WIND, mph Avg. uncorrected wind speed:  10.5 mph Avg. corrected wind speed:    10.7 mph Prevailing wind direction:   NW [11%] Peak gust and direction:     43 ENE on the 2nd SUNSHINE: Campbell-Stokes card minutes: N/A Astronomical total minutes: N/A -------------------------------------------------------------- Today's Observations: 7 A.M. Weather: Overcast stratus/stratus fractus, light rain Temperature: 54F; Dew Point: 54F; Relative Humidity: 100% Wind: E @ 14G25 kts Sea-level pressure: 1017.8 mb; 30.06 in. Hg: rising, then falling Visibility: 3 miles, fog   6-hr Max temp: 58F 6-hr Min temp: 54F 24-hr Precip: 0.79 ins. BHO SA 1155 E3 OVC 3R-F 178/54/54/0814G25/006/ STFRA OCNLY DRFTG OVR SMT/ 8/6// 50008 6068/ 70079 10058 20054 10 A.M. Weather: Overcast stratus, few lower stratus fractus all quadrants Temperature: 55F; Dew Point: 55F; Relative Humidity: 100% Wind: E @ 12G18 kts Sea-level pressure: 1019.5 mb; 30.11 in Hg; rising, then more slowly Visibility: 8 miles, thin fog 3-hr Precip: 0.14 ins. BHO SA 1455 E12 OVC 8 195/55/55/0812G18/011/ FEW LWR STFRA ALQDS THN F ALQDS R-E15/ 8/6// 51017 6014/ 1 P.M. Weather: Overcast stratus, light drizzle Temperature: 55F, Dew point: 54F; Relative Humidity: 97% Wind: E @ 14G19 kts Sea-level pressure: 1019.9 mb; 30.12 in Hg; rising, then falling Visibility: 3 miles, fog 6-hr Max temp: 57F 6-hr Min temp: 54F 6-hr Precip: 0.15 ins. BHO SA 1755 E15 OVC 3L-F 199/55/54/0914G19/012/ 8/6// 50004 6015/ 10057 20054 SUMMARY FOR SUNDAY, OCTOBER 3, 2021 TEMPERATURE (DEGREES F) MAX.......65     NORMAL.....66 MIN.......55     NORMAL.....49 MEAN......60     NORMAL.....57 DEPARTURE FROM 30-YEAR (1991-2020) NORMAL............. +3 TOTAL DEPARTURE FOR THE MONTH......................... +1 [+0.1 DEGREES/DAY] HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022) TOTAL HEATING UNITS FOR YESTERDAY................5  DEPARTURE........-3 TOTAL HEATING UNITS FOR THE MONTH...............21  DEPARTURE........-3 TOTAL HEATING UNITS FOR THE SEASON..............95  DEPARTURE.......-46 TOTAL HEATING UNITS LAST SEASON TO DATE........117  DEPARTURE.......-22 COOLING DEGREE DAYS (SEASON: JAN 2021 THRU DEC 2021) TOTAL COOLING UNITS FOR YESTERDAY................0  DEPARTURE........-1 TOTAL COOLING UNITS FOR THE MONTH................0  DEPARTURE........-2 TOTAL COOLING UNITS FOR THE SEASON.............712  DEPARTURE.......+40 TOTAL COOLING UNITS LAST SEASON TO DATE........831  DEPARTURE......-119 PEAK WIND GUST (MPH):                      Official...................19 E   @ 11:01 P.M.                      AEROVANE (south tower).....19 E   @ 11:11 P.M.                      VECTOR #2 (south tower)....21     @ 11:01 P.M.                      DAVIS #2 (south tower).....19 ENE @ 11:01 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..................13 E    @ 11:06 P.M. MAXIMUM 2-MINUTE VECTOR #2 AVERAGE..............13      @ 11:15 P.M. MAXIMUM 2-MINUTE DAVIS #2 AVERAGE...............13 ENE  @ 11:07 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........ 7.4 NE [178 total miles]                      VECTOR #2.................. 8.3                      DAVIS #2................... 8.2 ENE                      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.......0.79  DEPARTURE....+0.63 TOTAL PRECIPITATION FOR THE MONTH.............0.79  DEPARTURE....+0.29 TOTAL PRECIPITATION FOR THE YEAR.............47.77  DEPARTURE....+8.86 PRELIMINARY CLIMATE SUMMARY FOR SEPTEMBER 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 09/01   68/56/62/-7/1.47/000/00          34 NNE AERO 37 NNE RMY N/A     09/02   71/55/63/-6/2.53/322/41          49 ENE AERO 52 ENE RMY N/A 09/03   72/52/62/-6/0.00/735/94          23 NW  AERO 23 NW  RMY N/A 09/04   76/55/66/-2/0.00/757/97          22 WNW AERO 21 WNW RMY N/A 09/05   72/60/66/-2/0.04/008/01          27 S   AERO 29 S   RMY N/A 09/06   80/61/71/+3/0.00/557/72          24 WNW AERO 25 WNW RMY N/A 09/07   78/57/68/+1/0.00/732/95          23 WSW AERO 22 WSW RMY N/A 09/08   81/61/71/+4/0.00/646/84          43 S   AERO 45 S   RMY N/A 09/09   71/64/68/+1/0.90/000/00          33 S   AERO 36 S   RMY N/A 09/10   74/55/65/-1/0.04/595/78          31 NW  AERO 32 WNW RMY N/A 09/11   75/51/63/-3/0.00/730/96          24 SW  AERO 24 SW  RMY N/A 09/12   79/60/70/+4/0.00/591/78          33 SW  AERO 32 SW  RMY N/A 09/13   77/62/70/+5/0.06/559/74          22 NW  AERO 23 NW  RMY N/A 09/14   75/59/67/+2/0.00/444/59          23 S   AERO 25 S   RMY N/A 09/15   82/65/74/+9/T/539/72             32 SSW AERO 35 SSW RMY N/A 09/16   69/61/65/+1/0.27/037/05          24 ENE AERO 24 ENE RMY N/A TSTM       09/17   66/60/63/-1/0.02/000/00          22 NE  AERO 23 NE  RMY N/A 09/18   74/62/68/+5/0.04/207/28          17 WNW AERO 18 WNW RMY N/A TSTM 09/19   71/57/64/+1/0.15/619/84          23 NNE AERO 24 NNE RMY N/A 09/20   71/55/63/0/0.00/647/88           20 SE  AERO 20 SE  RMY N/A 09/21   75/55/65/+3/0.00/490/67          19 SSE AERO 20 SSE RMY N/A 09/22   75/65/70/+8/0.02/153/21          30 S   AERO 30 S   RMY N/A 09/23   78/65/72/+10/0.08/298/41         36 SSE AERO 37 SSE RMY N/A 09/24   75/62/69/+8/0.02/007/01          43 SSE AERO 45 SSE RMY N/A 09/25   74/59/67/+6/0.02/303/42          14 N   AERO 14 NNW RMY N/A 09/26   73/54/64/+4/0.57/510/71          33 WNW AERO 32 WNW RMY N/A 09/27   73/52/63/+3/T/.../..             30 SW  AERO 30 SW  RMY N/A 09/28   67/52/60/+1/0.40/.../..          27 SSW AERO 25 SSW RMY N/A TSTM 09/29   63/45/54/-5/0.00/.../..          25 NNW AERO 25 NNW RMY N/A 09/30   60/46/53/-6/0.01/.../..          22 NNW AERO 21 NNW RMY N/A 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   The low since midnight is 54F, the daily normal low is 49F DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated) RECORDS FOR OCTOBER 4 HIGH 84F IN 2007 LOW 28F IN 1888 PRECIP 1.87 INCHES IN 2011 PEAK GUST 59 MPH SSW IN 1990 RECORDS FOR OCTOBER 5 HIGH 86F IN 2007 LOW 29F IN 1965 PRECIP 3.17 INCHES IN 1962 PEAK GUST 64e MPH S IN 1979 TODAY'S REPORT PREPARED BY: Matt Douglas