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Friday, November 18, 2022

November 18, 2022

BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA FRIDAY, NOVEMBER 18, 2022 ALL TIMES ARE…

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

FRIDAY, NOVEMBER 18, 2022
ALL TIMES ARE IN EASTERN STANDARD TIME (EST)
SUNRISE: 0639E
SUNSET:  1620E

PARTLY CLOUDY AND COOL WITH A REFRESHING WESTERLY BREEZE….

We observed partly cloudy skies today and a maximum visibility
of 70 miles at the 1 P.M. observation. We received a trace of
snow yesterday as part of the passing showers in the afternoon.

The rain deficit on the month is 0.63 inches, and the annual
deficit is over 11 inches.

Wind is chilly and westerly with an average speed around 10 mph.
the highest gust so far today is 22 mph.

The high so far today is 43F, which is 6 degrees below the
normal maximum of 49F. The low since midnight is 28F, which is
5 degrees below the normal low of 33F.

————————————————————–

Today’s Observations:

7 A.M.
Weather: Clear, few small cumulus and altocumulus
Temperature: 30F; Dew Point: 24F; Relative Humidity: 78%
Wind: SW @ 11G16 kts
Sea-level pressure: 1017.2 mb; 30.04 in. Hg: rising then more
slowly
Visibility: 60 miles
6-hr Max temp: 32F
6-hr Min temp: 28F
24-hr Precip:  Trace
24-hr Snowfall: Trace
BHO SA 1155 CLR 60 172/30/24/2311G16/004/ FEW SML CU ALQDS FEW AC
ALQDS NEW SNW PST 24 HRS TRACE/ 8/130 51015 70000 10032 20028

10 A.M.
Weather: Clear, few stratocumulus and altocumulus
Temperature: 38F; Dew Point: 23F; Relative Humidity: 55%
Wind: WSW @ 7G14 kts
Sea-level pressure: 1017.1 mb; 30.03 in. Hg: rising then falling
Visibility: 60 miles
3-hr Precip:  0.00 ins.
3-hr Snowfall: 0.0 ins.
BHO SA 1455 CLR 60 171/38/23/2407G14/003/ FEW SC ALQDS FEW AC ALQDS/
8/830 55001

1 P.M.
Weather: Scattered cumulus
Temperature: 42F, Dew point: 22F; Relative Humidity: 44%
Wind: WNW @ 15G21 kts
Sea-level pressure: 1015.2 mb; 29.97 in Hg: falling, then more
slowly
Visibility: 70 miles
6-hr Max temp: 43F
6-hr Min temp: 29F
6-hr Precip:  0.00 ins.
6-hr Snowfall: 0.0 ins.
BHO SA 1755 50 SCT 70 152/42/22/2412G17/997/ 8/100 56019 10043 20029

————————————————————–

SUMMARY FOR THURSDAY, NOVEMBER 17, 2022

TEMPERATURE (DEGREES F)
MAX…….44   NORMAL…..50
MIN…….32   NORMAL…..33
MEAN……38   NORMAL…..41

DEPARTURE FROM 30-YEAR (1991-2020) NORMAL………-3
TOTAL DEPARTURE FOR THE MONTH……………….+137 [+7.9 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON: JUL 2022 THRU JUN 2023)
TOTAL HEATING UNITS FOR YESTERDAY……………27  DEPARTURE……..+3
TOTAL HEATING UNITS FOR THE MONTH…………..222  DEPARTURE……-133
TOTAL HEATING UNITS FOR THE SEASON………….635  DEPARTURE……-232
TOTAL HEATING UNITS LAST SEASON TO DATE……..653  DEPARTURE…….-18

PEAK WIND GUST (MPH):
Official (1-Sec AVG)…….37 WNW @  7:54 P.M.
AEROVANE……………….N/A
VECTOR #2 (Instantaneous)..39     @  7:54 P.M.
DAVIS #2 ………………36 WNW @  7:55 P.M.
RMY #2 (Instantaneous)…..38 WNW @  7:54 P.M.
VECTOR #1……OUT OF SERVICE D/T RENOVATIONS
DAVIS #1…….OUT OF SERVICE D/T RENOVATIONS
RMY #1………OUT OF SERVICE D/T RENOVATIONS
MERLIN………OUT OF SERVICE D/T RENOVATIONS

FASTEST MILE:
CONTACTING ANEMOMETER/OFFICIAL………………25 WNW @ 7:54 P.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..26     @ 7:55 P.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………27 W   @ 1:54 P.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..26 W   @ 7:55 P.M.
MAXIMUM 2-MINUTE DAVIS #1 AVERAGE….OUT OF SERVICE D/T RENOVATIONS
MAXIMUM 2-MINUTE VECTOR #1 AVERAGE…OUT OF SERVICE D/T RENOVATIONS
MAXIMUM 2-MINUTE RMY #1 AVERAGE……OUT OF SERVICE D/T RENOVATIONS

AVERAGE WIND SPEED AND DIRECTION:
CONTACTING/OFFICIAL…….13.3 W [318 total miles] VECTOR #2……………..13.9
DAVIS #2………………14.1 W
RMY #2………………..13.8 W
RMY #1……….OUT OF SERVICE D/T RENOVATIONS
VECTOR #1…….OUT OF SERVICE D/T RENOVATIONS
DAVIS #1……..OUT OF SERVICE D/T RENOVATIONS

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST):
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M…….TRACE DEPARTURE…..-0.13
TOTAL PRECIPITATION FOR THE MONTH…………..1.80 DEPARTURE…..-0.63
TOTAL PRECIPITATION FOR THE YEAR…………..35.48 DEPARTURE….-11.11

SNOWFALL (INCHES) THROUGH THIS MORNING (EST):
TOTAL SNOWFALL 24 HRS ENDING 7 A.M…………TRACE DEPARTURE…….0.0
TOTAL SNOWFALL FOR THE MONTH………………TRACE DEPARTURE……-0.6
TOTAL SNOWFALL FOR THE SEASON (2022-2023)…..TRACE DEPARTURE……-1.3

————————————————————–

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

11/1  61/54/58/+11/0.11/0.0/000/00        21 NW   AERO N/A    RMY 21
11/2  68/50/59/+12/0.00/0.0/598/97        29 N    AERO N/A    RMY 30
11/3  67/48/58/+12/0.00/0.0/597/97        24 WSW  AERO N/A    RMY 24
11/4  70/48/59/+13/0.00/0.0/411/67        38 WSW  AERO N/A    RMY 40
11/5  75/57/66/+20/0.00/0.0/336/55        35 SW   AERO N/A    RMY 36
11/6  74/63/69/+24/0.00/0.0/079/13        40 SW   AERO N/A    RMY 43
11/7  74/49/62/+17/T/0.0/448/74           38 NW   AERO N/A    RMY 42
11/8  53/35/44/-1/0.00/0.0/591/98         32 N    AERO N/A    RMY 32
11/9  52/30/41/-3/0.00/0.0/589/98         27 SW   AERO N/A    RMY 29
11/10 67/41/54/+10/0.00/0.0/586/98        35 WSW  AERO N/A    RMY 38
11/11 69/53/61/+18/0.50/0.0/036/06        56 SSW  AERO N/A    RMY 60
11/12 72/51/62/+19/0.24/0.0/398/67        47 SSW  AERO N/A    RMY 51
11/13 51/36/44/+1/0.08/0.0/000/00         41 NW   AERO N/A    RMY 43
11/14 42/28/35/-7/0.00/0.0/589/100        31 NW   AERO N/A    RMY 32
11/15 41/26/34/-8/…./T/…/..           16 NNW  AERO N/A    RMY 16
11/16 56/32/44/+2/…./0.0/…/..         40 NW   AERO N/A    RMY 40
11/17 44/32/38/-3/T/T/…/..              37 WNW  AERO N/A    RMY 34

11/18 The low since midnight is 28F, the daily normal low is 33F

DAILY RECORDS

11/05/2022: TIED RECORD HIGH MINIMUM OF 57F, ALSO SET IN 1948.

11/06/2022: NEW RECORD HIGH MINIMUM OF 63F,
PREVIOUS RECORD WAS 60F IN 2015
NEW RECORD HIGH MAXIMUM OF 74F,
PREVIOUS RECORD WAS 72F IN 2020

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

RECORDS FOR NOVEMBER 18
HIGH 72 IN 1963
LOW 10 IN 1936
PRECIP 1.80 INS IN 1929
SNOWFALL 6.3 INS IN 1980
PEAK GUST 60 SW IN 1987

RECORDS FOR NOVEMBER 19
HIGH 72 IN 1941
LOW 10 IN 1936
PRECIP 1.92 INCHES IN 1926
SNOWFALL 11.0 INS IN 1986
PEAK GUST 59e E IN 1945

TODAY’S REPORT PREPARED BY: Benjamin Turner

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Blue Hill Observatory & Science Center · Legal

Data Use & Privacy Policy

Please read the full Policy before accessing Observatory data · Effective January 1, 2025

Notice: By accessing, downloading, or using any Blue Hill Observatory data or services, you unconditionally accept and agree to be bound by this Policy in its entirety. If you do not agree, you may not access or use Observatory data.
Effective January 1, 2025 · Milton, Massachusetts · bluehill.org
Part I — Data Use Policy
§ 01

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