BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY MONDAY, OCTOBER 28, 2019 ALL TIMES ARE IN EASTERN STANDARD TIME CLOUDS PERSIST WITH OCCASIONAL DRIZZLE... Yesterday's heavy rain event left 1.43" of rain in our gauge here at Blue Hill. Today we are stuck with clouds and occasional drizzle which has amounted to 0.02" through 1 P.M. this afternoon. While there have been some attempts at getting some sun to break through the clouds, it has been rather unsuccessful as the onshore flow assures plenty of low level moisture persists. Winds have been quite light today after being rather busy yesterday. Peak gust yesterday was 37 MPH out of the ESE at 2:51 P.M. Temperatures remain on the chilly side with the high so far today being 53 degrees, which is 3 degrees below the daily normal maximum of 56F. The low since midnight is 46F, 7 degrees above the normal low of 39F. Today's Observations: 7 A.M. Weather: Vertical visibility 200 feet, sky obscured, light drizzle and fog Temperature: 47F; Dew Point: 47F; Wind: N at 7 kts Sea-level pressure: 30.11 ins. Hg, rising steadily Visibility: 1 mile 6-hr Max temp: 47F 6-hr Min temp: 46F 24-hr Precip: 1.43 ins. BHO SA 1155 W2 X 1L-F 197/47/47/3507/011/ 8//// 52044 6000 70143 10047 20046 10 A.M. Weather: Overcast stratus, light drizzle and fog Temperature: 50F; Dew Point: 50F; Wind: NNE at 8 kts Sea-level pressure: 30.19 ins. Hg, rising, then more slowly Visibility: 4 miles 3-hr Precip: 0.02 ins. BHO SA 1455 E8 OVC 4L-F 224/50/50/0308/019/ 8/6// 51027 6002 1 P.M. Weather: Overcast stratus, light drizzle Temperature: 51F; Dew Point: 50F; Wind: NE at 5 kts, Sea-level pressure: 30.21 ins. Hg, steady, then rising Visibility: 20 miles, 5 miles NW-NNE, 10 miles E-SE, 40 miles S-W 6-hr Max temp: 53F 6-hr Min temp: 47F 6-hr Precip: 0.02 ins. BHO SA 1755 E20 OVC 20L- 231/51/50/0405/021/ BINOVC DSNT SSW-WSW PCPN VRY LGT VSBY 5 NW-NNE 10 E-SE 40 S-W WND L/V LEUKNB47/ 8/6// 53007 6002 10053 20047 SUMMARY FOR SUNDAY, OCTOBER 27, 2019 TEMPERATURE (DEGREES F) MAX.....52   NORMAL.....57 MIN.....45   NORMAL.....39 MEAN....49   NORMAL.....48 DEPARTURE FROM 30-YEAR NORMAL.....................+1 TOTAL DEPARTURE FOR THE MONTH....................+36 [+1.1 DEGREES/DAY] HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY...............16  DEPARTURE.........-1 TOTAL HEATING UNITS FOR THE MONTH..............309  DEPARTURE........-41 TOTAL HEATING UNITS FOR THE SEASON.............402  DEPARTURE........-90 TOTAL HEATING UNITS LAST SEASON TO DATE........461  DEPARTURE........-59 COOLING DEGREE DAYS (SEASON JAN TO DEC) TOTAL COOLING UNITS FOR YESTERDAY................0  DEPARTURE..........0 TOTAL COOLING UNITS FOR THE MONTH................2  DEPARTURE.........-3 TOTAL COOLING UNITS FOR THE SEASON.............682  DEPARTURE........+80 TOTAL COOLING UNITS LAST SEASON TO DATE........874  DEPARTURE.......-192 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY....................37 ESE  AT  2:51 P.M.                      AERO.........................35 ESE  AT  2:37 P.M.                    ASOS.........................37 ESE  AT  2:50 P.M.                    DAVIS........................38 ESE  AT  2:36 P.M. RMY 37 FASTEST MILE FOR YESTERDAY......................28 ESE  AT  2:46 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE...................25 ESE  AT  2:47 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE..................28 ESE  AT  2:27 P.M. AVERAGE WIND SPEED AND DIRECTION...............14.9 ESE                    ASOS........................14.4                    DAVIS.......................14.9 ESE [110 deg.] PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....1.43  DEPARTURE......+1.27                          ASOS..............1.49 TOTAL PRECIPITATION FOR THE MONTH..........6.48  DEPARTURE......+2.41                          ASOS..............6.81 TOTAL PRECIPITATION FOR THE YEAR..........44.90  DEPARTURE......+1.74                          ASOS.............45.04 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  67/52/60/+3/0.06/.../..               28 SW  AERO 25 SSW RMY 29 10/02  74/49/62/+5/0.42/.../..               30 ENE AERO 25 ENE RMY 28 10/03  51/46/49/-7/..../.../..               28 ENE AERO 26 ENE RMY N/A 10/04  59/40/50/-6/..../.../..               38 NNW AERO 38 NNW RMY 38 10/05  58/35/47/-9/0.00/.../..               21 N   AERO 18 SSW RMY N/A 10/06  65/44/55/0/0.00/.../..                36 SSW AERO 35 SSW RMY N/A 10/07  77/57/67/+12/0.12/.../..              47 SSW AERO 46 SSW RMY 49 10/08  60/52/56/+2/T/.../..                  22 NE  AERO 18 NW  RMY N/A 10/09  55/49/52/-2/..../.../..               43 NE  AERO 37 NE  RMY 44 10/10  54/47/51/-3/..../.../..               41 NE  AERO 37 NE  RMY 42 10/11  52/48/50/-3/..../000/00               41 NE  AERO 39 NE  RMY 41 10/12  52/49/51/-2/..../.../..               39 NE  AERO 37 NE  RMY N/A 10/13  66/48/57/+4/..../.../..               18 WNW AERO 17 WNW RMY 18 10/14  67/51/59/+7/..../.../..               18 WSW AERO 17 WSW RMY N/A 10/15  61/43/52/0/..../.../..                18 NNW AERO 17 NNW RMY N/A 10/16  61/45/53/+2/..../.../..               58 ESE AERO 58 ESE RMY N/A 10/17  60/46/53/+2/..../.../..               61 E   AERO 63 E   RMY N/A 10/18  57/41/49/-2/..../.../..               29 WNW AERO 32 W   RMY 32 10/19  58/36/47/-3/..../.../..               18 NW  AERO 18 NW  RMY 19 10/20  60/43/52/+2/T/.../..                  14 NE  AERO 16 NE  RMY N/A 10/21  59/49/54/+4/0.01/.../..               25 E   AERO 21 NE  RMY 23 10/22  58/47/53/+4/..../.../..               29 E   AERO 28 E   RMY 23 10/23  65/48/57/+8/..../.../..               35 W   AERO 35 W   RMY 36 10/24  67/43/55/+6/.../.../..                28 SSW AERO 28 SSW RMY 29 10/25  64/47/56/+7/.../.../..                20 WSW AERO 21 SW  RMY N/A 10/26  58/45/52/+4/.../.../..                20 N   AERO 18 N   RMY N/A 10/27  52/45/49/+1/1.43/.../..               37 ESE AERO 35 ESE RMY 37 10/28 The low since midnight is 46F, normal daily minimum is 39F DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR OCTOBER 28 HIGH 81F IN 1919 LOW 23F IN 1914 PRECIP 2.46 INCHES IN 2006 SNOWFALL TRACE IN 1934,1957,1979 PEAK GUST 71 MPH SSW IN 1995 RECORDS FOR OCTOBER 29 HIGH 74F IN 1989 LOW 23F IN 1891 PRECIP 2.42 INCHES IN 2012 SNOWFALL 4.0 INCHES IN 2011 PEAK GUST 76 E IN 2012 TODAY'S REPORT PREPARED BY: Matt Douglas