BLUE HILL METEOROLOGICAL OBSERVATORY  MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY WEDNESDAY, DECEMBER 3, 2014      ALL TIMES ARE IN EASTERN STANDARD TIME TUESDAY 24HR MAX OF 37F RECORDED AT 12:00 AM, TRACE OF FROZEN PRECIP COMES IN AFTERNOON Yesterday's temperatures seemed to mimic the roller coaster of weather observed in the region recently, with a maximum of 37F recorded at midnight in the morning, with temperatures falling during the afternoon, then climbing once more in the evening.  This morning a maximum of 42F was recorded before temperatures fell once more to 35F for the 7:00 AM EST observation. Light drizzle and thick fog was present as well, with visibility reduced to 1/16 of a mile and only 200 feet of vertical visibility. 0.33 inches of liquid was recorded by the 7:00 AM EST observation as well, with light drizzle present. An additional 0.02 inches of precipitation fell between 7:00 AM and 1:00 PM EST with temperatures rising through the 40s. A maximum of 47F was recorded by the 1:00 PM EST observation. Monthly statistics are being compiled below. Please note some of these statistics have yet to be finalized. Check back  in the coming days for final monthly statistics or visit BlueHill.org. NOVEMBER 2014 PRELIMINARY STATS  [Departures are relative to the 1981-2010 normal] TEMPERATURE [deg. F]   Av. Max. 48.0 [-2.0] Av. Min. 32.2 [-1.3] Mean     40.1 [-1.6]  24-hour corr. mean: 40.3 Max. temp. for month: 66 on 5th   Min, temp. for month: 17 on 29th  Total heating degree day units: 737 [+39] Total seasonal heating   units: 1159 [-102]    PRECIPITATION [ins.] Total: 6.21 [+1.45] Greatest one calendar day: 1.77 [26th] Greatest in 24 hours: 1.81 [26-27th] Snow: 8.7 [+6.4] Total Season Snow: 8.7 [+6.1] Greatest one calendar day: 3.5 [14th] Greatest in 24 hours: 3.5 [13-14th] WIND  Av. wind speed:       13.1 MPH   Av. corr. wind speed: 13.4 MPH  Prevailing direction: W @ 15% SUNSHINE  Total astronomical minutes: 8114 of 17626 possible, or 46% Total Campbell Stokes card minutes: 7818 of 17010 possible, or 46% Today's Observations: 7 A.M. Weather: Light drizzle, thick fog Temperature: 35F; Dew Point: 35F; Wind: NNW at 7 kts Sea-level pressure: 30.12 ins. Hg, falling, then more slowly                  Visibility: 1/16 of a mile, obscured by thick fog 6-hr max temp: 42F 6-hr min temp: 35F  24-hr precip: 0.33 in.  24-hr snowfall: T in. Total snow on ground: 0  BHO SA 1155 W2 X 1/16L-F 201/35/35/3307/012/ NEW SNW PST 24 HRS TRACE/ 8//// 56024 ASOS 60024 70035 MANUAL 70033 10042 20035 10 A.M.  Weather: Thick fog Temperature: 38F; Dew Point: 38F; Wind: S at 11 kts Sea-level pressure: 30.10 ins. Hg, rising, then falling and lower        Visibility: 1/16 of a mile, obscured by thick fog 3-hr precip: 0.01 in. BHO SA 1455 W2 X 1/16F 194/38/38/1911/010/ 8/// 58007 MANUAL 60001  1 P.M. Weather: Light rain, fog Temperature: 47F; Dew Point: 47F; Wind: S at 15G20 kts Sea-level pressure: 29.99 ins. Hg, falling, then more quickly Visibility: 3/4 of a mile, except 1/4 mi N-E, visibility varying 1/2 to 1 mile  6-hr max temp: 47F  6-hr min temp: 34F 6-hr precip: 0.02 in. BHO SA 1755 W2 X 3/4R-F 156/47/47/1915G20/999/ VSBY N-E 1/4 MI VSBY 1/2 V 1 MI PRCP VRY LGT/ 8//// 58038 ASOS 60002 MANUAL 60002 10047 20034 SUMMARY FOR TUESDAY, DECEMBER 2, 2014  TEMPERATURE (DEGREES F) MAX.....37   NORMAL.....44 MIN.....30   NORMAL.....28 MEAN....34   NORMAL.....36 8DEPARTURE FROM 30-YEAR NORMAL.........................-2 TOTAL DEPARTURE FOR THE MONTH.........................+11 [+5.3 DEGREES/DAY]  HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY..............31  DEPARTURE...........+2 TOTAL HEATING UNITS FOR THE MONTH..............46  DEPARTURE..........-12      TOTAL HEATING UNITS FOR THE SEASON...........1205  DEPARTURE.........-114 TOTAL HEATING UNITS LAST SEASON TO DATE......1280  DIFFERENCE.........-75 PEAK GUST AND AVERAGE WIND SPEED (MPH)  PEAK WIND GUST FOR YESTERDAY..................26 E   AT  5:34 P.M.*                        ASOS.......................31 E   AT  5:24 P.M.                        DAVIS......................27 E   AT  5:24 P.M. RMY 31  FASTEST MILE FOR YESTERDAY....................21 E   AT  5:34 P.M.   MAXIMUM 2-MINUTE ASOS AVERAGE.................21 E   AT  5:34 P.M.      MAXIMUM 2-MINUTE DAVIS AVERAGE................20 E   AT  5:35 P.M.    AVERAGE WIND SPEED AND DIRECTION...............12.0 E                        ASOS........................11.7                       DAVIS.......................10.4 ENE (58 degrees)                    PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.33  DEPARTURE.....+0.17                           ASOS..............0.35 TOTAL PRECIPITATION FOR THE MONTH..........0.34  DEPARTURE.....+0.02                              ASOS..............0.36   TOTAL PRECIPITATION FOR THE YEAR..........48.11  DEPARTURE.....-0.75                          ASOS.............48.55    SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M........TRACE  DEPARTURE......-0.3 TOTAL SNOWFALL FOR THE MONTH..............TRACE  DEPARTURE......-0.5  TOTAL SNOWFALL FOR THE SEASON...............8.7  DEPARTURE......+5.6   PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER & DECEMBER CALENDAR DAY DATA DATA REPORTED: DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOWFALL/SUN(MIN.)/SUN(%)/ PEAK GUST/RMY 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 11/1  45/36/41/-5/0.79/0.0/000/00              35 NNE RMY N/A 11/2  37/32/35/-11/0.29/1.8/000/00             46 NW  RMY 49 11/3  50/30/45/-6/0.00/0.0/584/95              39 WNW RMY 43 11/4  61/44/53/+8/0.00/0.0/208/34              28 SSW RMY 32         11/5  66/50/58/+13/0.00/0.0/006/01             29 SSW RMY N/A   11/6  52/45/49/+4/0.58/0.0/000/00              23 NE  RMY 24 11/7  46/34/40/-5/0.00/0.0/079/13              39 NW  RMY 42 11/8  47/30/39/-5/0.00/0.0/555/92              24 W   RMY 25  11/9  56/38/47/+3/0.00/0.0/204/34              23 SSW RMY N/A  11/10 58/40/49/+5/0.00/0.0/592/99              17 S   RMY 20 11/11 61/43/52/+9/0.00/0.0/358/60              22 S   RMY 25 11/12 59/40/50/+7/0.00/0.0/095/16              22 W   RMY 25 11/13 49/32/41/-2/0.08/T/450/76                21 NW  RMY N/A 11/14 41/27/34/-8/0.29/3.5/442/75              23 NW  RMY 27 11/15 37/24/31/-11/0.00/0.0/569/97             23 NW  RMY 23 11/16 39/26/33/-9/0.00/0.0/012/02              17 S   RMY 19 11/17 52/34/43/+2/1.67/0.0/000/00              29 ENE RMY 31 11/18 44/23/34/-7/0.00/0.0/494/85              33 W   RMY 39 11/19 35/19/27/-14/0.00/0.0/544/94             31 WSW RMY N/A   11/20 47/26/37/-3/0.00/0.0/542/94              35 WSW RMY 41   11/21 34/22/28/-12/0.00/0.0/569/99             31 WNW RMY 39 11/22 43/20/32/-8/0.00/0.0/350/61              32 SW  RMY 36 11/23 58/40/49/+10/0.00/0.0/365/64             26 SW  RMY N/A 11/24 63/43/53/+14/0.60/0.0/000/00             44 S   RMY 53 11/25 61/44/53/+14/0.00/0.0/023/04             28 SW  RMY 30 11/26 44/31/38/+0/1.77/1.0/000/00              41 NE  RMY 46 11/27 36/27/32/-6/0.08/0.9/057/10              29 N   RMY N/A 11/28 32/21/27/-11/0.06/1.5/175/31             29 WNW RMY 32 11/29 32/17/25/-12/0.00/0.0/455/81             17 S   RMY N/A 11/30 55/30/43/+6/0.00/0.0/386/69              32 SSW RMY 38 12/1  63/37/50/+13/0.01/0.0/.../..             28 WNW RMY 31 12/2  37/30/34/-2/..../T/000/00                26 E   RMY 29 12/3 morning low temp: 35F since midnight; the normal low is now 28F DAILY RECORDS FOR DECEMBER 2014: None so far.   DAILY RECORDS FOR NOVEMBER 2014: 11/2  - A NEW RECORD DAILY SNOWFALL: 1.8 INCHES; surpasses the previous record of 0.2 ins. in 1906, 1951 11/14 - DAILY SNOWFALL RECORD EQUALED: 3.5 INCHES;         ties previous record on this date in 1997           DAILY EXTREMES  Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated):      RECORDS FOR DECEMBER 3 HIGH 67 IN 2009 LOW  -1 IN 1890 PRECIP 2.10 INS. IN 1986 SNOWFALL 6.0 INS. IN 1963 PEAK GUST 73e MPH W IN 1942 RECORDS FOR DECEMBER 4 HIGH 67 IN 1998 LOW -4 IN 1940 PRECIP 1.87 INS. IN 1968 SNOWFALL 6.0 INS. IN 1907 PEAK GUST 73 MPH WNW IN 1980 TODAY'S REPORT PREPARED BY: Brian Fitzgerald