BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY THURSDAY, MARCH 5, 2020 ALL TIMES ARE IN EASTERN STANDARD TIME A BLUEBIRD DAY WITH GREAT VISIBILITY AND ALMOST CLEAR SKIES.... Today we observed a few passing clouds, and a visibility of 75 miles or higher. Wind today was strongest around 11 A.M., reaching 32 mph. The max gust for yesterday was 56 miles an hour, around 3:15 P.M. Temperatures remain milder than normal, and both Ponkapoag and Houghton's Pond are unfrozen. The high so far today is 50F, this is 9 degrees above the normal high of 41F. The low since midnight is 32F, 9 degrees above the normal low of 23F. PRELIMINARY STATS FOR FEBRUARY 2020 TEMPERATURE, Deg. F Avg. Max. 40.7 [+3.9] Avg. Min. 25.9 [+6.7] Mean      33.3 [+5.4] 24-hour corrected mean: 33.3 Max. for month: 60F on the 24th Min. for month: 4F on the 15th HEATING DEGREE DAYS Total heating units:    911 [-164] Total for the season:  4140 [-345] Total for last season: 4485 PRECIPITATION, Inches Total: 3.20 [-0.87] Greatest in 24 hrs: N/A SNOWFALL, Inches Total: 0.6 [-13.3] Greatest in 24 hrs: 0.5 ins. on the 13th WIND, mph Avg. uncorrected wind speed: 11.5 mph Avg. corrected wind speed:   12.0 mph Prevailing wind direction:   W [24%] Peak gust and direction:     71 WSW on the 7th SUNSHINE: Campbell-Stokes card minutes: N/A Astronomical total minutes: N/A Today's Observations: 7 A.M. Weather: Few cumulus Temperature: 33F; Dew Point: 22F; Relative Humidity: 63% Sea-level pressure: 29.97 ins. Hg: rising rapidly Visibility: 80 miles 6-hr Max temp: 37F 6-hr Min temp: 32F 24-hr Precip:  0.00 ins. 24-hr Snowfall: 0.0 ins. BHO SA 1155 CLR 80 148/33/22/2909G18/997/ FEW CU ALQDS/ 8/100 51037 10037 20032 10 A.M. Weather: Few cumulus Temperature: 43F; Dew Point: 21F; Relative Humidity: 40% Wind: WNW at 15G25 kts, Peak wind: 31 MPH (27 kts) NW at 9:33 A.M. Sea-level pressure: 29.99 ins. Hg: rising steadily Visibility: 75 miles 3-hr Precip:  0.00 ins. 3-hr Snowfall: 0.0 ins. BHO SA 1455 CLR 75 154/43/21/3015G25/999/ FEW CU ALQDS PK WND 3127/33/ 8/100 50006   1 P.M. Weather: Few cumulus Temperature: 49F; Dew Point: 22F; Relative Humidity: 34% Wind: WNW at 6G18 kts, Peak wind: 32 MPH (28 kts) NW at 10:41 A.M. Sea-level pressure: 30.01 ins. Hg: rising steadily Visibility: 80 miles 6-hr Max temp: 50F 6-hr Min temp: 33F 6-hr Precip:  0.00 ins. 6-hr Snowfall: 0.0 ins. BHO SA 1755 CLR 80 160/49/22/2906G18/001/ FEW CU ALQDS PK WND 3228/1541/ 8/100 50006 10050 20033 SUMMARY FOR WEDNESDAY, MARCH 4, 2020 TEMPERATURE (DEGREES F) MAX.....50   NORMAL.....41 MIN.....38   NORMAL.....23 MEAN....44   NORMAL.....32 DEPARTURE FROM 30-YEAR NORMAL...................+12 TOTAL DEPARTURE FOR THE MONTH...................+35 [+8.6 DEGREES/DAY] HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY...............21  DEPARTURE.......-12 TOTAL HEATING UNITS FOR THE MONTH...............99  DEPARTURE.......-35 TOTAL HEATING UNITS FOR THE SEASON............4239  DEPARTURE......-463 TOTAL HEATING UNITS LAST SEASON TO DATE.......4628  DEPARTURE......-389 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY....................56 W   AT  3:15 P.M.                      AERO.........................56 W   AT  3:17 P.M.                      ASOS.........................55 W   AT  3:14 P.M.                    DAVIS........................56 W   AT  3:13 P.M. RMY 58 FASTEST MILE FOR YESTERDAY......................43 W   AT  3:12 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE...................39 W   AT  3:16 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE..................43 W   AT  3:16 P.M. AVERAGE WIND SPEED AND DIRECTION..............22.1 W                                   ASOS.......................20.8                    DAVIS......................22.4 W [276 deg.] PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00  DEPARTURE......-0.17                          ASOS..............0.00 TOTAL PRECIPITATION FOR THE MONTH..........0.09  DEPARTURE......-0.60                          ASOS..............0.11 TOTAL PRECIPITATION FOR THE YEAR...........4.75  DEPARTURE......-4.36                          ASOS..............5.02 SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........0.0  DEPARTURE.......-0.5 TOTAL SNOWFALL FOR THE MONTH..............TRACE  DEPARTURE.......-2.0 TOTAL SNOWFALL FOR THE SEASON..............24.8  DEPARTURE......-24.3 PRELIMINARY CLIMATE SUMMARY FOR FEBRUARY 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 02/01  38/30/34/+8/0.01/T/..../..          14 WSW AERO 14 WSW RMY N/A 02/02  40/30/35/+9/0.00/0.0/..../..        18 W   AERO 18 WNW RMY 18 02/03  44/27/36/+10/0.00/0.0/..../..       28 W   AERO 28 W   RMY 28 02/04  44/33/39/+13/0.00/0.0/..../..       19 E   AERO 16 E   RMY 18 02/05  41/30/36/+10/0.00/0.0/..../..       20 NNW AERO 19 NNW RMY N/A 02/06  31/30/34/+8/0.00/0.0/..../..        29 E   AERO 28 E   RMY 27 02/07  53/25/39/+12/..../0.1/..../..       71 WSW AERO 71 SSW RMY 73 02/08  33/20/27/0/T/T/..../..              46 W   AERO 44 W   RMY 44 02/09  33/15/24/-3/T/T/..../..             30 SSE AERO 29 SSE RMY N/A 02/10  42/33/38/+11/..../0.0/..../..       39 SSW AERO 39 SSW RMY 39 02/11  40/36/38/+11/..../0.0/..../..       24 W   AERO 23 W   RMY N/A 02/12  41/30/36/+9/0.00/0.0/..../..        37 W   AERO 36 W   RMY N/A 02/13  35/31/34/+6/0.00/0.5/..../..        29 SSW AERO 29 SSW RMY N/A 02/14  33/8/21/-7/0.00/0.0/..../..         32 WNW AERO 32 NW  RMY 34 02/15  27/4/16/-12/0.00/0.0/..../..        31 SSW AERO 31 SSW RMY N/A 02/16  40/23/32/+4/0.00/0.0/..../..        38 SW  AERO 38 SW  RMY N/A 02/17  44/28/36/+8/0.00/0.0/..../..        25 WNW AERO 24 WNW RMY 24 02/18  37/27/32/+3/0.31/T/..../..          26 SE  AERO 26 SE  RMY N/A 02/19  42/25/34/+5/0.00/0.0/..../..        45 W   AERO 46 W   RMY 44 02/20  31/18/25/-4/0.00/0.0/..../..        32 W   AERO 32 W   RMY N/A 02/21  30/11/21/-8/0.00/0.0/..../..        24 NNW AERO 21 N   RMY N/A 02/22  44/23/34/+5/0.00/0.0/..../..        26 W   AERO 24 W   RMY 27 02/23  53/30/42/+12/0.00/0.0/..../..       21 SW  AERO 22 WSW RMY 23 02/24  60/32/46/+16/0.00/0.0/..../..       29 S   AERO 29 SSW RMY 31 02/25  53/40/47/+17/..../0.0/..../..       17 NE  AERO 18 ENE RMY 17 02/26  45/39/42/+12/.../0.0/..../..        23 ENE AERO 24 E   RMY N/A 02/27  49/27/38/+7/0.00/0.0/..../..        51 W   AERO 53 W   RMY 52 02/28  36/25/31/0/0.00/0.0/..../...        38 SW  AERO 38 SW  RMY 36 02/29  35/19/27/-4/0.00/0.0/..../..        32 W   AERO 32 W   RMY 34 PRELIMINARY CLIMATE SUMMARY FOR MARCH 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 03/01  33/15/24/-7/0.00/0.0/..../..        28 WNW AERO 28 WNW RMY 27 03/02  52/24/38/+7/T/T/..../..             40 S   AERO 39 S   RMY 41 03/03  64/45/55/+23/..../.../.../..        30 S   AERO 30 S   RMY N/A 03/04  50/38/44/+12/..../.../.../..        56 W   AERO 56 W   RMY 58 03/05 The low since midnight is 32F, daily normal minimum is 23F DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated):   RECORDS FOR MARCH 5 HIGH 64 IN 1979 LOW -2 IN 1948 PRECIP 1.76 INS. IN 2001 SNOWFALL 13.0 INS. IN 1891 PEAK GUST 76e MPH WNW IN 1971 RECORDS FOR MARCH 6 HIGH 66 IN 1894 LOW 3 IN 1948, 2007 PRECIP 1.85 INS. IN 2001 SNOWFALL 15.5 INS. IN 2001 PEAK GUST 82 MPH S IN 1959 TODAY'S REPORT PREPARED BY: Benjamin Turner