BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY THURSDAY, FEBRUARY 11, 2016  ALL TIMES ARE IN EASTERN STANDARD TIME SNOW SHOWERS MOVE THROUGH THIS MORNING, TEMPS BEGIN THEIR DIP AHEAD OF BITTER WEEKEND Snow showers began this morning at 8:57 AM EST, leaving just a  trace by the 10:00 AM EST observation. Snow showers continued and started and stopped several times this morning, creating temporarily limited visibility.  Temperatures last night dipped to a minimum of 20F, and briefly  rose today into the mid 20s. By the 1:00 PM EST observation temperatures reached a maximum reading of 25F. Today's Observations: 7 A.M. Weather: Snow showers distant S-NNW, virga distant SW, broken altocumulus, broken cirrus, few stratocumulus distant offshore NE-SE Temperature: 22F; Dew Point: 14F; Wind: W at 7 kts, Sea-level pressure: 29.69 ins. Hg, rising, then more quickly Visibility: 60 miles, except 30 miles S-NNW, showers distant 6-hr Max temp: 25F  6-hr Min temp: 20F 24-hr precip: 0.01 24-hr snowfall: 0.1 Snow depth: 9 ins. BHO SA 1155 E80 BKN 200 BKN 60 055/22/14/2607/969/ VSBY S-NNW 30 MI SHWRS DSNT S-NNW VIRGA DSNT SW FEW SC DSNT OFFSHR NE-SE NEW SNW PST 24 HRS 0.1 INS/ 8/521 4/009 53013 ASOS 70001 MANUAL 70001 10025 20020 10 A.M. Weather: Light snow showers, overcast stratus Temperature: 22F; Dew Point: 16F; Wind: W at 10 kts Sea-level pressure: 29.73 ins. Hg, rising, then more quickly Visibility: 1 mile, snow showers 3-hr precip: Trace 3-hr snowfall: Trace BHO SA 1455 E25 OVC 1SW- 067/22/16/2710/973/ SUN DMLY VSBL  NEW SNW PST 3 HRS TRACE/ 8/6// 53012 MANUAL 6000/  1 P.M. Weather: Overcast stratocumulus, showers and virga in all  directions, thin spots in overcast overhead  Temperature: 24F; Dew Point: 12F; Wind: W at 14G24 kts, Sea-level pressure: 29.71 ins. Hg, rising, then falling and lower  Visibility: 50 miles, except 25 miles NE-ESE, 70 miles NW, showers and virga limiting visibility 6-hr Max temp: 25F 6-hr Min temp: 21F 6-hr precip: Trace 6-hr snowfall: Trace  BHO SA 1755 E50 OVC 50 060/24/12/2814G24/971/ VSBY NE-ESE 25 MI NW 60 SHWRS AND VIRGA ALQDS THN SPT INOVC OVHD NEW SNW PST 6 HRS TRACE/ 8/5// 58007 MANUAL 6000/ 10025 20021 SUMMARY FOR WEDNESDAY, FEBRUARY 10, 2016     TEMPERATURE (DEGREES F) MAX.....33   NORMAL.....36 MIN.....21   NORMAL.....18  MEAN....27   NORMAL.....27 DEPARTURE FROM 30-YEAR NORMAL.........................+0 TOTAL DEPARTURE FOR THE MONTH........................+85 [+8.3 DEGREES/DAY] HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY..............38   DEPARTURE..........+0 TOTAL HEATING UNITS FOR THE MONTH.............301   DEPARTURE.........-86 TOTAL HEATING UNITS FOR THE SEASON...........3043   DEPARTURE........-875 TOTAL HEATING UNITS LAST SEASON TO DATE......3821   DIFFERENCE.......-778 PEAK GUST AND AVERAGE WIND SPEED (MPH)  PEAK WIND GUST FOR YESTERDAY...................23 W   AT  9:55 P.M. *                      ASOS........................22 W   AT  9:40 P.M.                         DAVIS.......................20 W   AT  8:59 P.M. RMY 21 FASTEST MILE FOR YESTERDAY.....................16 W   AT  9:40 P.M.      MAXIMUM 2-MINUTE ASOS AVERAGE..................17 W   AT  9:40 P.M.       MAXIMUM 2-MINUTE DAVIS AVERAGE.................15 W   AT  9:40 P.M.       AVERAGE WIND SPEED AND DIRECTION..............7.5 SW                    ASOS.......................8.3                      DAVIS......................6.9 SW [222 Deg.] * Last of several occurrences. PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.01  DEPARTURE......-0.13                          ASOS..............0.01 TOTAL PRECIPITATION FOR THE MONTH..........3.11  DEPARTURE......+1.76                          ASOS..............3.15 TOTAL PRECIPITATION FOR THE YEAR...........6.88  DEPARTURE......+1.18                            ASOS..............7.09 SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........0.1  DEPARTURE.......-0.4 TOTAL SNOWFALL FOR THE MONTH...............21.3  DEPARTURE......+16.4 TOTAL SNOWFALL FOR THE SEASON..............36.9  DEPARTURE.......-1.1 PRELIMINARY CLIMATE SUMMARY FOR FEBRUARY 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 2/1   64/40/52/+26/0.00/0.0/.../..          36 WNW AERO 37 W   RMY 34 2/2   48/31/40/+14/0.00/0.0/.../..          23 NW  AERO 23 WNW RMY N/A 2/3   55/34/45/+19/0.80/0.0/000/00          55 SSE AERO 58 SSE RMY 53 2/4   55/39/47/+21/..../0.0/000/00          37 W   AERO 36 W   RMY 35 2/5   39/19/29/+3/..../12.5/000/00          37 NNW AERO 39 NNW RMY 35 2/6   35/17/26/0/0.00/0.0/.../..            25 SSW AERO 24 SSW RMY 23  2/7   43/26/35/+8/0.00/0.0/.../..           35 ENE AERO 35 ENE RMY N/A 2/8   36/16/26/-1/..../.../000/00           53 NE  AERO 55 NE  RMY 53 2/9   26/17/22/-5/..../.../000/00           21 N   AERO 22 N   RMY N/A 2/10  33/21/27/+0/0.01/0.0/.../..           23 W   AERO 23 W   RMY 21   2/11   morning low temp. since midnight 20F; normal now 18F DAILY RECORDS FOR FEBRUARY 2016 -NONE SO FAR- DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated):  RECORDS FOR FEBRUARY 11 HIGH 60F IN 1981 LOW -10F IN 1899 PRECIP 1.07 INCHES IN 1955 SNOWFALL 9.6 INCHES IN 1933 PEAK GUST 95 MPH S IN 1981 RECORDS FOR FEBRUARY 12 HIGH 56F IN 1999 LOW -14F IN 1914 PRECIP 4.85 INCHES IN 1886 [RECORD FOR MONTH] SNOWFALL 15.0 INCHES IN 2006 PEAK GUST 70 MPH E IN 1985 TODAY'S REPORT PREPARED BY: Brian Fitzgerald