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

DAILY DISCUSSION AND CLIMATE SUMMARY
TUESDAY, NOVEMBER 8, 2016  
ALL TIMES ARE IN EASTERN STANDARD TIME

HIGH PRESSURE BRINGS PLEASANT, DRY WEATHER AND CLEAR SKIES

Skies remained clear today with only few cirrus out of the west. The air was dry 
with dew points in the upper 20s to low 30s. Temperatures have been warmer than 
yesterday, steadily rising from 42F at 7:00AM EST to a high of 64F by the 1:00PM 
observation. Winds have been very low out of the west. Pressure has been high, 
but it has been steadily decreasing throughout the day.

7 A.M.
Weather: Clear, patches of steam fog dissipating over ponds
Temperature: 42F; Dew Point: 26F; Wind: NW at 11 kts
Sea-level pressure: 30.15 ins. Hg, falling, then less quickly
Visibility: 70 miles
6-hr Max temp: 42F
6-hr Min temp: 37F
24-hr precip: 0.00 in.
BHO SA 1155 CLR 70 209/42/26/3211/015/ SKC PTCHS STEAM FG DSSPTG 
OVR PONDS VC E-SSE/ 56016 10042 20037

10 A.M.
Weather: Few cirrus WSW-NW, thin smoke layer along horizon SW-NE
Temperature: 54F; Dew Point: 33F; Wind: NNW at 6 kts,
Wind Speed: Light
Sea-level pressure: 30.14 ins. Hg, rising, then falling
Visibility: 70 miles
BHO SA 1455 CLR 70 207/54/33/3306/014/ FEW CI WSW-NW THN K LYR ALG 
HRZN SW-NE WND LGT/ 8/001 58002

1 P.M.
Weather: Few cirrus SSW-WNW, thin smoke layer along horizon NNW-NE
Temperature: 64F; Dew Point: 36F; Wind: Estimated W at 2 kts,
Wind: Light and variable
Sea-level pressure: 30.06 ins. Hg, falling, then more quickly
Visibility: 70 miles, distant haze
6-hr Max. temp: 64F
6-hr Min. temp: 42F
BHO SA 1755 CLR 70 179/64/36/E2702/006/ FEW CI SSW-WNW THN K LYR 
ALG HRZN NNW-NE DSNT HZ WND L/V/ 8/001 58028 10064 20042

SUMMARY FOR MONDAY, NOVEMBER 7, 2016
 
TEMPERATURE (DEGREES F)
MAX.....46   NORMAL.....53
MIN.....33   NORMAL.....36
MEAN....40   NORMAL.....45

DEPARTURE FROM 30-YEAR NORMAL........................-5
TOTAL DEPARTURE FOR THE MONTH.......................+12 [+1.5 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..............25   DEPARTURE..........+5
TOTAL HEATING UNITS FOR THE MONTH.............125   DEPARTURE.........-12
TOTAL HEATING UNITS FOR THE SEASON............546   DEPARTURE........-154
TOTAL HEATING UNITS LAST SEASON TO DATE.......504   DIFFERENCE........+42

PEAK GUST AND AVERAGE WIND SPEED (MPH) 
PEAK WIND GUST FOR YESTERDAY...................21 N AT 1:28 A.M.
                   ASOS........................22 N AT 1:23 A.M.
                   DAVIS.......................20 N AT 1:23 A.M. RMY 20
FASTEST MILE FOR YESTERDAY.....................13 N AT 6:13 A.M.
MAXIMUM 2-MINUTE ASOS AVERAGE..................15 N AT 6:22 A.M.  
MAXIMUM 2-MINUTE DAVIS AVERAGE.................14 N AT 6:21 A.M.   
AVERAGE WIND SPEED AND DIRECTION..............8.3 N
                   ASOS.......................8.8
                   DAVIS......................7.6 N [005 Deg.]

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00  DEPARTURE......-0.16
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE MONTH..........0.05  DEPARTURE......-1.04
                         ASOS..............0.07
TOTAL PRECIPITATION FOR THE YEAR..........34.41  DEPARTURE.....-10.45
                         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  46/33/40/-5/0.00/.../..                 21 N   AERO 21 N   RMY 20

11/8 Low temp since midnight is 36F; 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 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

RECORDS FOR NOVEMBER 9
HIGH 72 IN 1975
LOW 17 IN 1971
PRECIP 1.37 INCHES IN 1969
SNOWFALL 0.2 IN 1921,1923
PEAK GUST 73e S IN 1943

TODAY'S REPORT PREPARED BY: Lizzy Suzedell