BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY FRIDAY, MARCH 29, 2019 ALL TIMES ARE IN EASTERN STANDARD TIME OVERCAST AND MILD WITH SOME SCATTERED AFTERNOON SHOWERS.... With a steady pressure drop throughout the day, light rain showers have occurred shortly before and following the  1 P.M. observation. Rain measured so far this afternoon was only a trace. Wind stayed southwesterly and relatively light, with an occasional gust above 20 mph. Despite the  overcast conditions, the aforementioned warm air advection from the south have brought today's temperatures above  seasonal averages. The high temperature so far today is  53F, 4 degrees above the daily normal maximum of 49F. The  low since midnight is 40F, 9 degrees above the normal low of 31F.    Today's Observations: 7 A.M. Weather: Broken altocumulus, overcast cirrostratus Temperature: 44F; Dew Point: 37F; Wind: SW at 10G14 kts  Sea-level pressure: 30.11 ins. Hg, rising then falling  Visibility: 45 miles, distant haze 6-hr Max temp: 44F 6-hr Min temp: 40F 24-hr Precip:  0.00 ins. 24-hr snowfall: 0.0 ins. Snow depth: 0 ins.  BHO SA 1155 E80 BKN 250 OVC 45 197/44/37/2114G18/011/  DSNT HZ ALQDS/ 8/076 58004 10044 20040  10 A.M. Weather: Overcast altostratus  Temperature: 49F; Dew Point: 37F; Wind: SW at 12G19 kts   Sea-level pressure: 30.09 ins. Hg, falling steadily  Visibility: 70 miles 3-hr Precip: 0.00 ins.  BHO SA 1455 E110 OVC 70 191/49/37/2112G19/009/ 8/02/  56009   1 P.M. Weather: Intermittent showers, overcast nimbostratus  Temperature: 50F; Dew Point: 40F; Wind: SW at 9G12 kts     Sea-level pressure: 30.06 ins. Hg, falling steadily  Visibility: 40 miles, distant fog in all directions 6-hr Max temp: 53F 6-hr Min temp: 44F 6-hr Precip:  Trace 6-hr snowfall: 0.0 ins.  BHO SA 1755 E65 OVC 40 183/50/40/2109G12/006/ DSNT FG  ALQDS RW-BUKNEUKN/ 8/02/ 600// 58008 10053 20044   SUMMARY FOR THURSDAY, MARCH 28, 2019  TEMPERATURE (DEGREES F) MAX.....51   NORMAL.....48 MIN.....28   NORMAL.....31 MEAN....40   NORMAL.....39 DEPARTURE FROM 30-YEAR NORMAL.........................+1 TOTAL DEPARTURE FOR THE MONTH........................-34 [-1.4 DEGREES/DAY] HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY..............25   DEPARTURE.........-1 TOTAL HEATING UNITS FOR THE MONTH.............875   DEPARTURE........+34 TOTAL HEATING UNITS FOR THE SEASON...........5361   DEPARTURE........-48 TOTAL HEATING UNITS LAST SEASON TO DATE......5008   DIFFERENCE......+353 PEAK GUST AND AVERAGE WIND SPEED (MPH)  PEAK WIND GUST FOR YESTERDAY....................35 S   AT  4:49 P.M.                    AERO.........................M                    ASOS.........................38 S   AT  4:50 P.M.                     DAVIS........................44 S   AT  4:49 P.M.  RMY 37 FASTEST MILE FOR YESTERDAY......................30 S   AT  4:52 P.M.  MAXIMUM 2-MINUTE ASOS AVERAGE...................28 S   AT  4:51 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE..................31 S   AT  4:51 P.M. AVERAGE WIND SPEED AND DIRECTION.............17.0 S                    ASOS......................16.3                    DAVIS.....................17.5 S [183 deg.] PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00  DEPARTURE.......-0.19                          ASOS..............0.00 TOTAL PRECIPITATION FOR THE MONTH..........3.95  DEPARTURE.......-1.10                          ASOS..............3.96 TOTAL PRECIPITATION FOR THE YEAR..........12.91  DEPARTURE.......-0.56                          ASOS.............13.03 SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........0.0  DEPARTURE........-0.3 TOTAL SNOWFALL FOR THE MONTH...............23.1  DEPARTURE.......+11.2 TOTAL SNOWFALL FOR THE SEASON..............47.6  DEPARTURE.......-11.3 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 38/17/28/-3/..../.../462/71           16 NNW AERO 13 NNW RMY 22 03/02 31/27/29/-2/..../.../000/00           29 NNE AERO 22 NNE RMY 30 03/03 40/25/33/+1/..../.../354/54           21 ESE AERO 14 ESE RMY N/A 03/04 35/18/27/-5/..../.../126/19           33 W   AERO 18 W   RMY 32 03/05 29/10/20/-12/0.00/0.0/642/97          28 WNW AERO 12 SW  RMY N/A 03/06 24/10/17/-15/0.00/0.0/648/97          40 WNW AERO 25 WNW RMY 41 03/07 26/6/16/-17/0.00/0.0/348/52           35 W   AERO 18 W   RMY 34 03/08 35/11/23/-10/0.00/0.0/540/80          23 WSW AERO M  M   RMY M  03/09 43/22/33/0/0.00/0.0/660/98            20 WSW AERO M  M   RMY N/A 03/10 40/26/33/0/..../.../000/00            32 ESE AERO 23 S   RMY 32 03/11 48/33/41/+7/..../.../534/79           40 NW  AERO 37 NNW RMY 41 03/12 41/27/34/0/..../.../480/70            32 N   AERO 33 N   RMY 34 03/13 43/24/34/0/..../.../390/57            18 W   AERO 21 W   RMY 23 03/14 48/32/40/0/..../.../114/17            25 S   AERO 28 S   RMY M 03/15 58/40/49/+14/0.12/0.0/000/00          37 SSW AERO 38 SSW RMY 39 03/16 50/31/41/+6/0.00/0.0/672/97           45 W   AERO 46 W   RMY 48 03/17 40/26/33/-3/0.00/0.0/570/82           40 WNW AERO M  M   RMY N/A 03/18 41/22/32/-4/0.00/0.0/702/100          29 W   AERO M  M   RMY 30 03/19 44/25/35/-1/0.00/0.0/570/81           25 W   AERO M  M   RMY N/A 03/20 50/27/39/+2/0.00/0.0/.../..           26 S   AERO M  M   RMY 29 03/21 50/33/42/+5/..../.../.../..           25 SSE AERO M  M   RMY 46 03/22 39/34/37/0/..../.../.../..            40 W   AERO M  M   RMY 44 03/23 45/28/37/-1/0.00/0.0/.../..           45 WNW AERO M  M   RMY 50 03/24 56/29/43/+5/0.00/0.0/.../..           28 W   AERO M  M   RMY 30 03/25 49/32/41/+3/0.00/0.0/.../..           25 NNW AERO M  M   RMY N/A 03/26 43/27/35/-4/0.00/0.0/.../..           28 NW  AERO M  M   RMY 28 03/27 42/24/33/-6/0.00/0.0/.../..           21 S   AERO M  M   RMY 23 03/28 51/28/40/+1/0.00/0.0/.../..           35 S   AERO M  M   RMY 37 03/29 Low temp since midnight is 40F; normal low is 31F DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR MARCH 29 HIGH 85 IN 1945 LOW -2 IN 1923 PRECIP 2.78 INS. IN 1984 SNOWFALL 13.5 INS. IN 1984 PEAK GUST 95 MPH ENE IN 1984 RECORDS FOR MARCH 30 HIGH 83 IN 1977 LOW 10 IN 1887 PRECIP 2.92 INS. IN 2010 SNOWFALL 3.9 INS. IN 1957 PEAK GUST 60 MPH NW IN 1999 TODAY'S REPORT PREPARED BY: Benjamin Turner