BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY MONDAY, FEBRUARY 13, 2017   ALL TIMES ARE IN EASTERN STANDARD TIME BELOW FREEZING TEMPERATURES AND HIGH AFTERNOON WINDS After yesterday's winter snow storm 7.5 inches was measured at 7 AM  making a storm total of 7.7 inches of snow. This leaves the month 22.7  inches above normal. The temperatures remained below normal all day  with a high of 32F by 1pm ob. The wind picked up out of the NW in the  afternoon with a peak wind of 52 kts (60 mph).   Today's Observations: 7 A.M. Weather: Few cumulus S-SE, overcast stratus  Temperature: 24F; Dew Point: 23F; Wind: NW at 12G20 kts Sea-level pressure: 29.44 ins. Hg, steady then rising Visibility: 40 miles, except 10 miles NW-NE and distant fog all quadrants  6-hr Max temp: 31F 6-hr Min temp: 23F 24-hr Precip: 0.95 in. 24-hr Snowfall: 7.5 in. BHO SA 1155 E31 OVC 40 970/24/23/3112G20/944/ FEW CU S-SE VSBY  NW-NE 10 DSNT FG NW-NE NEW SNW PAST 24 HRS 7.5 INS/ 8/6// 4/015  53008 MANUAL 70095 ASOS 70099 10031 20023 10 A.M. Weather: Light snow, broken stratus fractus, overcast stratus  Temperature: 27F; Dew Point: 26F; Wind: NW at 17G27 kts Peak Wind: 27 kts (31 MPH) at 9:35 A.M. Sea-level pressure: 29.40 ins. Hg, rising then falling Visibility: 15 miles  3-hr Precip: Trace 3-hr Snowfall: Trace BHO SA 1455 E22 BKN 42 OVC 15S- 956/27/26/3017G27/940/ DSNT FG  ALQDS PCPN VRY LGT NEW SNW PST 3 HRS TRACE PK WND 3027/35/ 8/7// 4/015 50007 MANUAL 600//  1 P.M. Weather: Few cumulus all quadrants, broken stratus, broken cirrostratus Temperature: 30F; Dew Point: 24F; Wind: E at 22G38 kts Peak Wind: 52 kts (60 MPH) at 12:23 P.M. Sea-level pressure: 29.45 ins. Hg, rising unsteadily   Visibility: 70 miles 6-hr Max temp: 32F 6-hr Min temp: 24F 6-hr Precip: 0.02 in. 6-hr Snowfall: 0.1 in. BHO SA 1755 E44 BKN 250 BKN 70 974/30/24/3122G38/945/ FEW CU ALQDS  NEW SNW PST 6 HRS 0.1 INS PK WND 3152/23/ 8/606 4/015 53004 MANUAL 6002/  ASOS 60002 10032 20024  SUMMARY FOR SUNDAY, FEBRUARY 12, 2017   TEMPERATURE (DEGREES F) MAX.....32   NORMAL.....36 MIN.....17   NORMAL.....19 MEAN....25   NORMAL.....27 DEPARTURE FROM 30-YEAR NORMAL........................-2 TOTAL DEPARTURE FOR THE MONTH.......................+16 [+1.1 DEGREES/DAY] HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY..............40   DEPARTURE..........+2 TOTAL HEATING UNITS FOR THE MONTH.............446   DEPARTURE.........-17 TOTAL HEATING UNITS FOR THE SEASON...........3473   DEPARTURE........-520 TOTAL HEATING UNITS LAST SEASON TO DATE......3143   DIFFERENCE.......+330 PEAK GUST AND AVERAGE WIND SPEED (MPH)  PEAK WIND GUST FOR YESTERDAY...................22 ENE AT  9:43 P.M. AERO........................28 ENE AT 13:05 P.M. ASOS........................29 ENE AT  9:43 P.M.                    DAVIS.......................15 E   AT  7:46 P.M. RMY N/A FASTEST MILE FOR YESTERDAY.....................18 ENE AT  9:43 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE..................20 ENE AT  9:47 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE.................12 E   AT  8:18 P.M. AVERAGE WIND SPEED AND DIRECTION.............11.5 ENE                    ASOS......................12.5                    DAVIS......................6.2 ENE [71 deg.] PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.95  DEPARTURE......+0.81                          ASOS..............0.99 TOTAL PRECIPITATION FOR THE MONTH..........3.27  DEPARTURE......+1.64                          ASOS................NA TOTAL PRECIPITATION FOR THE YEAR...........8.77  DEPARTURE......+2.79                          ASOS................NA SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........7.5  DEPARTURE.......+7.0 TOTAL SNOWFALL FOR THE MONTH...............28.6  DEPARTURE......+22.7 TOTAL SNOWFALL FOR THE SEASON..............49.4  DEPARTURE......+10.4 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 2/1   40/23/32/+6/0.03/0.4/.../..           43 W   AERO 44 W   RMY 47 2/2   38/25/32/+6/T/T/.../..                36 WNW AERO 37 WNW RMY 36 2/3   30/19/25/-1/0.00/0.0/.../..           28 WNW AERO 29 WNW RMY 31 2/4   31/15/23/-3/0.00/0.0/.../..           31 WNW AERO 30 WNW RMY N/A 2/5   43/22/33/+7/0.00/0.0/.../..           38 SSW AERO 41 SSW RMY N/A 2/6   37/28/33/+7/0.00/0.0/.../..           41 WNW AERO 41 WNW RMY 43 2/7   37/30/34/+7/0.54/0.7/.../..           32 ENE AERO 31 ENE RMY 32 2/8   49/25/37/+10/T/0.0/.../..             25 W   AERO 25 W   RMY 31 2/9   35/8/22/-5/1.60/16.9/.../..           54 NNE AERO 53 NNE RMY 54 2/10  26/7/17/-11/.../.../.../..            43 WNW AERO 50 WNW RMY 48 2/11  26/15/21/-6/.../.../.../..            21 SE  AERO 20 SE  RMY 19 2/12  32/17/25/-2/.../.../.../..            22 ENE AERO 28 ENE RMY N/A 2/13  Low temp since midnight is 23F; normal low is now 19F DAILY RECORDS FOR FEBRUARY 2017 2/09/17: NEW DAILY RECORD MAXIMUM SNOWFALL OF 16.9 INS.           PREVIOUS RECORD WAS 14.0 INS. SET IN 2015  DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR FEBRUARY 13 HIGH 64F IN 1951 LOW -10F IN 1967 PRECIP 2.80 INCHES IN 2008 SNOWFALL 13.5 INCHES IN 1894 PEAK GUST 60 MPH SE IN 1972 RECORDS FOR FEBRUARY 14 HIGH 56F IN 1949 LOW -14F IN 2016 PRECIP 2.09 INCHES IN 2007 SNOWFALL 11.0 INCHES IN 1914 PEAK GUST 83 MPH SSW IN 2000 TODAY'S REPORT PREPARED BY: Cecilia Borries-Strigle and Kaitlin Geagan