BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA

DAILY DISCUSSION AND CLIMATE SUMMARY
MONDAY, NOVEMBER 7, 2016  
ALL TIMES ARE IN EASTERN STANDARD TIME


PLEASANT CONDITIONS RETURN WITH BUILDING HIGH PRESSURE

Sunny skies returned to Great Blue Hill today with a brief period of
broken stratocumulus during the 10:00AM EST observation.  Winds were
lightly gusting out of the NW-N all morning and changed to a north-
easterly direction in the early afternoon.  Dry conditions also returned
with dew points in the upper-20s and low-30s.

Temperatures continue to be slightly cooler than average.  The overnight
low of 33F was 3F below normal, while the max. temp. by 1:00PM was 46F,
7F below normal. 


7 A.M. 
Weather: Few stratocumulus, N-SE
Temperature: 34F; Dew Point: 30F; Wind: N at 10 kts
Sea-level pressure: 30.45 ins. Hg, rising, then more quickly
Visibility: 70 miles
6-hr Max temp: 39F
6-hr Min temp: 33F
24-hr precip: 0.01 in.
BHO SA 1155 CLR 70 312/34/30/3510/045/ FEW SC N-SE/ 8/500 53013
MANUAL 70001 ASOS 70002 10039 20033

10 A.M.
Weather: Few cumulus SW-N, broken stratocumulus
Temperature: 42F; Dew Point: 31F; Wind: N at 8G15 kts
Sea-level pressure: 30.48 ins. Hg, rising, then more slowly
Visibility: 70 miles
BHO SA 1455 E27 BKN 70 322/42/31/3508G15/048/ FEW CU SW-N/ 8/500 51010

1 P.M.
Weather: Scattered cumulus, few cirrus SW-NW
Temperature: 46F; Dew Point: 31F; Wind: N at 8G14 kts
Sea-level pressure: 30.43 ins. Hg, falling, then more quickly
Visibility: 70 miles
6-hr Max. temp: 46F
6-hr Min. temp: 34F
BHO SA 1755 26 SCT 70 306/46/31/0108G14/043/ FEW CI SW-NW/
8/101 57016 10046 20034

SUMMARY FOR SUNDAY, NOVEMBER 6, 2016
 
TEMPERATURE (DEGREES F)
MAX.....49   NORMAL.....53
MIN.....39   NORMAL.....36
MEAN....44   NORMAL.....45

DEPARTURE FROM 30-YEAR NORMAL........................-1
TOTAL DEPARTURE FOR THE MONTH.......................+17 [+2.6 DEGREES/DAY]

COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY...............0   DEPARTURE...........0
TOTAL COOLING UNITS FOR THE MONTH...............0   DEPARTURE...........0
TOTAL COOLING UNITS FOR THE SEASON............901   DEPARTURE........+299
TOTAL COOLING UNITS LAST SEASON TO DATE.......811   DIFFERENCE........+90 

HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY..............21   DEPARTURE..........+1
TOTAL HEATING UNITS FOR THE MONTH.............100   DEPARTURE.........-16
TOTAL HEATING UNITS FOR THE SEASON............521   DEPARTURE........-159
TOTAL HEATING UNITS LAST SEASON TO DATE.......494   DIFFERENCE........+27

PEAK GUST AND AVERAGE WIND SPEED (MPH) 
PEAK WIND GUST FOR YESTERDAY...................23 N   AT 11:09 A.M.
                   ASOS........................23 NNE AT 11:09 A.M.
                   DAVIS.......................22 N   AT 11:09 A.M. RMY 23
FASTEST MILE FOR YESTERDAY.....................15 N   AT 11:09 A.M.
MAXIMUM 2-MINUTE ASOS AVERAGE..................17 N   AT 11:10 A.M.  
MAXIMUM 2-MINUTE DAVIS AVERAGE.................15 N   AT 11:09 A.M.   
AVERAGE WIND SPEED AND DIRECTION.............10.2 NNW
                   ASOS......................10.4
                   DAVIS......................9.1 NNW [335 Deg.]
*last of several occurrences

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.01  DEPARTURE......-0.14
                         ASOS..............0.02
TOTAL PRECIPITATION FOR THE MONTH..........0.01  DEPARTURE......-0.88
                         ASOS..............0.07
TOTAL PRECIPITATION FOR THE YEAR..........34.41  DEPARTURE.....-10.29
                         ASOS.............34.77


PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER 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
M:    Missing data

11/1  55/29/42/-4/0.00/.../..                 22 SSE AERO 22 S   RMY N/A
11/2  69/45/57/+11/0.00/.../..                24 SSW AERO 24 S   RMY 26
11/3  65/49/57/+11/0.01/.../..                38 W   AERO 41 W   RMY 38
11/4  56/35/46/+1/0.00/.../..                 26 NW  AERO 26 NW  RMY 30
11/5  55/32/44/-1/0.00/.../..                 24 W   AERO 23 W   RMY 24
11/6  49/39/44/-1/0.04/.../..                 23 N   AERO 23 N   RMY 23

11/7 Low temp since midnight is 33F; normal low is now 36F

DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):

RECORDS FOR NOVEMBER 7
HIGH 75 IN 1938
LOW 21 IN 1930
PRECIP 2.02 INCHES IN 1953
SNOWFALL 3.5 IN 2012
PEAK GUST 69e ENE IN 1953

RECORDS FOR NOVEMBER 8
HIGH 72 IN 1938
LOW 20 IN 1921
PRECIP 2.24 INCHES IN 1972
SNOWFALL 4.0 IN 1894
PEAK GUST 72e SE IN 1947

TODAY'S REPORT PREPARED BY: Cecilia Borries-Strigle