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

SATURDAY, NOVEMBER 7, 2020
ALL TIMES ARE IN EASTERN STANDARD TIME

PARTLY CLOUDY WITH DECENT VISIBILITY AS 
A CONTINUATION OF SUMMER....

Today we observed a thin overcast of upper-level 
clouds and a decent visibility of 65 miles at the 
1 P.M. observation. Wind was light and southwesterly,
only reaching 15 mph so far today. With only one
notable precipitation event this month, we are currently
running at a monthly deficit of a quarter inch, and a
yearly deficit of almost 3 inches. 

We did set a temperature record for yesterday, it being
a daily max of 72F. This replaces the old record of 71F,
set in 1959.  

The high so far today is 74F, which is 21 degrees above the
daily normal maximum of 53F! The low since midnight is 54F,
which is 18 degrees above the daily normal minimum of 36F.


Today's Observations:

7 A.M.
Weather: Scattered cirrostratus
Temperature: 54F; Dew Point: 42F; Relative Humidity: 62%
Wind: WSW at 9 kts
Sea-level pressure: 30.20 ins. Hg: rising steadily
Visibility: 35 miles, thin smoke layer
6-hr Max temp: 55F
6-hr Min temp: 54F
24-hr Precip: 0.0 ins.
24-hr Snow: 0.0 ins.
Snow Depth: 0 ins.
BHO SA 1155 250 SCT 35 228/54/42/2509/020/ THN K LYR ALQDS/ 8/006 
53015 10055 20054 

10 A.M.
Weather: Broken cirrostratus
Temperature: 64F; Dew Point: 45F; Relative Humidity: 49%
Wind: WSW at 5 kts, wind light
Sea-level pressure: 30.23 ins. Hg: steady, then rising
Visibility: 60 miles, thin smoke layer
3-hr Precip: 0.00 ins.
3-hr Snow: 0.0 ins.
BHO SA 1455 250 BKN 60 238/64/45/2405/023/ THN K LYR ALQDS WND LGT/ 
8/006 51010

1 P.M.
Weather: Broken cirrostratus 
Temperature: 73F; Dew Point: 44F; Relative Humidity: 35%
Wind: WSW at 5 kts, wind light
Sea-level pressure: 30.19 ins. Hg: falling, then falling more rapidly
Visibility: 65 miles 
6-hr Max temp: 74F
6-hr Min temp: 54F
6-hr Precip: 0.00 ins.
6-hr Snow: 0.0 ins.
Snow Depth: 0 ins.
BHO SA 1755 250 BKN 65 216/73/44/2405/019/ WND LGT/ 8/006 58012 10074 
20054 


SUMMARY FOR FRIDAY, NOVEMBER 6, 2020

TEMPERATURE (DEGREES F)
MAX.......72   NORMAL.....53
MIN.......55   NORMAL.....36
MEAN......64   NORMAL.....45

DEPARTURE FROM 30-YEAR NORMAL...................+19
TOTAL DEPARTURE FOR THE MONTH...................+7 [+1.0 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY................1  DEPARTURE......-19
TOTAL HEATING UNITS FOR THE MONTH..............110  DEPARTURE.......-6
TOTAL HEATING UNITS FOR THE SEASON.............562  DEPARTURE.....-118
TOTAL HEATING UNITS LAST SEASON TO DATE........558  DEPARTURE.......+4

PEAK WIND GUST FOR YESTERDAY (MPH):
                     420C/Official..............28 SW   AT 12:30 P.M.
                     AEROVANE (south tower).....28 SW   AT 12:48 P.M.
                     ASOS.......................28 SW   AT 12:49 P.M.
                     DAVIS #1...................31 WSW  AT 12:29 P.M.
                     DAVIS #2 (south tower).....29 SW   AT 12:48 P.M.
                     MERLIN.....................30
                     RMY........................M
                     VECTOR.....................34

FASTEST MILE FOR YESTERDAY:
CONTACTING/OFFICIAL.............................22 SW   AT 12:50 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE...................21 SW   AT 12:49 P.M.
MAXIMUM 2-MINUTE DAVIS #1 AVERAGE...............21 WSW  AT 12:30 P.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE...............22 SW   AT 12:50 P.M.

AVERAGE WIND SPEED AND DIRECTION:
                    CONTACTING/OFFICIAL... ...13.7 SW  [329 total miles]
                    DAVIS #1..................13.4 SW  [322 total miles]
                    DAVIS #2 (south tower)....14.2 SW  [340 total miles]
                    ASOS......................13.8     [331 total miles]
                    VECTOR....................14.0     [336 total miles]
                    MERLIN....................12.8     [307 total miles]

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST):
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M.......0.00  DEPARTURE....-0.15
                             ASOS.............0.00
TOTAL PRECIPITATION FOR THE MONTH.............0.69  DEPARTURE....-0.24
                             ASOS.............0.71
TOTAL PRECIPITATION FOR THE YEAR.............41.86  DEPARTURE....-2.84
                              ASOS...........42.66

SNOWFALL (INCHES) THROUGH THIS MORNING (EST):
TOTAL SNOWFALL 24 HOURS ENDING 7 A.M...........0.0  DEPARTURE..... 0.0
TOTAL SNOWFALL FOR THE MONTH.................Trace  DEPARTURE.....-0.2
TOTAL SNOWFALL FOR THE SEASON..................6.5  DEPARTURE.....+6.0


PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 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

10/01  75/56/66/+9/0.00/591/84           28 SW    AERO 28 SW   RMY N/A
10/02  63/49/56/-1/0.02/203/29           20 NW    AERO 21 NW   RMY 20
10/03  65/45/55/-1/0.00/676/97           19 WNW   AERO 19 WNW  RMY 19
10/04  65/45/55/-1/0.00/659/95           17 ESE   AERO 18 ESE  RMY 18
10/05  62/52/57/+1/0.00/277/40           17 ENE   AERO 17 ENE  RMY N/A
10/06  69/51/60/+5/0.00/503/73           28 S     AERO 28 S    RMY 29
10/07  73/50/62/+7/0.14/316/46           76 W     AERO 74 W    RMY 70  TSTM
10/08  61/42/52/-2/0.00/676/99           41 W     AERO 41 W    RMY N/A
10/09  60/37/49/-5/0.00/646/95           25 SSW   AERO 28 SSW  RMY N/A
10/10  75/52/64/+10/0.00/549/81          40 SSW   AERO 40 SSW  RMY 38
10/11  64/47/56/+3/0.00/574/85           32 NNW   AERO 35 NNW  RMY N/A
10/12  52/48/50/-3/T/000/00              28 E     AERO 27 E    RMY N/A
10/13  57/49/53/0/1.74/000/00            32 E     AERO 33 E    RMY N/A
10/14  67/47/57/+5/0.00/606/91           23 WNW   AERO 25 WNW  RMY N/A
10/15  71/50/61/+9/0.00/511/77           43 S     AERO 46 S    RMY 42
10/16  68/48/58/+7/1.00/020/03           28 S     AERO 30 S    RMY N/A
10/17  56/39/48/-3/1.24/480/73           35 WNW   AERO 40 WNW  RMY 37
10/18  60/46/53/+2/0.00/622/95           20 ESE   AERO 21 ESE  RMY 20
10/19  61/46/54/+4/0.00/575/88           16 ESE   AERO 16 SSE  RMY N/A
10/20  66/49/58/+8/0.00/065/10           22 S     AERO 22 S    RMY 22
10/21  71/56/64/+14/0.06/000/00          26 SSW   AERO 26 SSW  RMY 26
10/22  70/54/62/+13/0.00/471/73          18 SSW   AERO 17 SSW  RMY N/A
10/23  68/52/60/+11/0.00/340/53          18 ESE   AERO 18 ESE  RMY 18
10/24  68/42/55/+6/0.00/217/34           32 NNW   AERO 32 NNW  RMY 32
10/25  50/40/45/-4/0.00/134/21           19 NNW   AERO 19 NNW  RMY N/A
10/26  52/43/48/0/0.02/000/00            20 E     AERO 18 ESE  RMY 20
10/27  52/43/48/0/T/.../..               22 NNW   AERO 22 NNW  RMY N/A
10/28  49/42/46/-2/0.33/.../..           18 W     AERO 18 W    RMY 18
10/29  46/41/44/-3/1.26/.../..           39 NE    AERO 38 NE   RMY 38
10/30  41/26/34/-13/0.94/.../..          37 NNE   AERO 44 NNE  RMY N/A
10/31  39/24/32/-15/0.00/.../..          18 SSE   AERO 20 SSE  RMY 17


PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER 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

11/01   49/36/43/-3/0.69/0.0/.../..      38 W     AERO 40 W    RMY 39
11/02   40/31/36/-10/T/T/.../..          61 WNW   AERO 62 WNW  RMY 62
11/03   43/29/36/-10/0.00/0.0/.../..     48 WNW   AERO 53 WNW  RMY 48
11/04   54/30/42/-3/0.00/0.0/.../..      30 SSW   AERO 30 SSW  RMY 30
11/05   69/49/59/+14/0.00/0.0/.../..     37 SSW   AERO 40 SSW  RMY 38
11/06   72/55/64/+19/0.00/0.0/.../..     28 SW    AERO 28 SW   RMY M 

11/07 The low since midnight is 54F, the daily normal low is 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: Benjamin Turner