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Monday, November 28, 2022

November 28, 2022

BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA MONDAY, NOVEMBER 28, 2022 ALL TIMES ARE…

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

MONDAY, NOVEMBER 28, 2022
ALL TIMES ARE IN EASTERN STANDARD TIME (EST)
SUNRISE: 0650E
SUNSET:  1614E

RAIN OVERNIGHT, ANOTHER MILD AND BREEZY DAY TODAY….

We received a pretty decent shot of rainfall yesterday
afternoon and evening with 0.62″ being measured. The
temperature also spiked overnight into the upper 50s as a
warm front crossed the area late in the evening.

A cold front has since passed through the area this morning.
A mix of sun and clouds have been the theme today with a
brisk north-northwest wind blowing. Despite the cold air
advection taking place, at least for now, the temperature
has been able to hold in the upper 40s to around 50. The
dew point on the other hand is decreasing steadily, reaching
the mid 30s by early afternoon, destined for the 20s tonight.

As mentioned the wind has been on the brisk side. So far for
the day the average speed has been around 17mph. Frequent
gusts of 20-30mph have been occurring through the morning
into this afternoon. The peak gust occurred after midnight
with 43mph being recorded. Interestingly, today will be the
4th day in a row with a peak gust of 43mph, rather amazing!

Visibility improved markedly this morning from 40 miles to
80 miles.

The high so far today, set back at midnight, is 54F, which is
8 degrees above the normal maximum of 46F. The low since
midnight is 47F, which is 17 degrees above the normal low
of 30F.

————————————————————–

Today’s Observations:

7 A.M.
Weather: Scattered stratocumulus, scattered altocumulus
Temperature: 47F; Dew Point: 43F; Relative Humidity: 86%
Wind: W @ 13G21 kts
Sea-level pressure: 995.9 mb; 29.41 in. Hg: rising, then more rapidly
Visibility: 40 miles, thin fog
6-hr Max temp: 52F
6-hr Min temp: 47F
24-hr Precip:  0.62 ins.
24-hr Snowfall: 0.0 ins.
BHO SA 1155 40 SCT 140 SCT 40 959/47/43/2613G21/941/ THN F ALQDS/
8/570 53022 70062 10052 20047

10 A.M.
Weather: Broken stratocumulus, broken stratocumulus standing lenticular,
broken altocumulus, virga distant E-ESE
Temperature: 48F; Dew Point: 39F; Relative Humidity: 70%
Wind: NW @ 19G33 kts, peak wind NW 40mph at 9:26 A.M.
Sea-level pressure: 1000.9 mb; 29.56 in. Hg: rising, then more rapidly
Visibility: 80 miles
3-hr Precip:  0.00 ins.
3-hr Snowfall: 0.0 ins.
BHO SA 1455 E25 BKN 40 BKN 120 BKN 80 009/48/39/3219G33/956/
SCSL SE-SW VIRGA DSNT E-ESE PRESRR PK WND 3135/26/ 8/570 53050

1 P.M.
Weather: Broken stratocumulus, broken altocumulus, broken cirrocumulus
Temperature: 49F, Dew point: 35F; Relative Humidity: 58%
Wind: NW @ 15G24 kts
Sea-level pressure: 1003.1 mb; 29.62 in Hg: rising steadily
Visibility: 80 miles
6-hr Max temp: 51F
6-hr Min temp: 47F
6-hr Precip:  0.00 ins.
6-hr Snowfall: 0.0 ins.
BHO SA 1755 E40 BKN 150 BKN 250 BKN 80 031/49/35/3215G24/962/ 8/579
52022 10051 20047

————————————————————–

SUMMARY FOR SUNDAY, NOVEMBER 27, 2022

TEMPERATURE (DEGREES F)
MAX…….56   NORMAL…..46
MIN…….42   NORMAL…..30
MEAN……49   NORMAL…..38

DEPARTURE FROM 30-YEAR (1991-2020) NORMAL……..+11
TOTAL DEPARTURE FOR THE MONTH……………….+127 [+4.5 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON: JUL 2022 THRU JUN 2023)
TOTAL HEATING UNITS FOR YESTERDAY……………16  DEPARTURE…….-11
TOTAL HEATING UNITS FOR THE MONTH…………..487  DEPARTURE……-123
TOTAL HEATING UNITS FOR THE SEASON………….900  DEPARTURE……-221
TOTAL HEATING UNITS LAST SEASON TO DATE……..905  DEPARTURE……..-5

PEAK WIND GUST (MPH):
Official (1-Sec AVG)…….43 SSW @  8:28 P.M.
AEROVANE……………….N/A
VECTOR #2 (Instantaneous)..46     @  8:42 P.M.
DAVIS #2 ………………50 S   @  7:36 P.M.
RMY #2 (Instantaneous)…..47 SSW @  8:42 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………………34 S   @  7:37 P.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..30     @  8:29 P.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………34 S   @  7:37 P.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..31 S   @  8:29 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…….13.8 WSW [332 total miles] VECTOR #2……………..14.4
DAVIS #2………………14.7 SW
RMY #2………………..14.6 SW
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……..0.62 DEPARTURE…..+0.47
TOTAL PRECIPITATION FOR THE MONTH…………..2.43 DEPARTURE…..-1.41
TOTAL PRECIPITATION FOR THE YEAR…………..36.11 DEPARTURE….-11.89

SNOWFALL (INCHES) THROUGH THIS MORNING (EST):
TOTAL SNOWFALL 24 HRS ENDING 7 A.M…………..0.0 DEPARTURE……-0.1
TOTAL SNOWFALL FOR THE MONTH………………TRACE DEPARTURE……-1.4
TOTAL SNOWFALL FOR THE SEASON (2022-2023)…..TRACE DEPARTURE……-2.1

————————————————————–

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/-8/0.03/T/423/72           16 NNW  AERO N/A    RMY 16
11/16 56/32/44/+2/0.84/0.0/059/10         40 NW   AERO N/A    RMY 40
11/17 44/32/38/-3/T/T/449/77              37 WNW  AERO N/A    RMY 34
11/18 44/28/36/-5/0.00/0.0/529/91         26 W    AERO N/A    RMY 28
11/19 43/26/35/-6/0.00/0.0/579/100        24 WSW  AERO N/A    RMY 24
11/20 37/25/31/-9/0.00/0.0/548/95         45 WNW  AERO N/A    RMY 48
11/21 37/20/29/-11/0.00/0.0/575/100       39 WNW  AERO N/A    RMY 40
11/22 48/31/40/0/0.00/0.0/574/100         30 WSW  AERO N/A    RMY 31
11/23 49/33/41/+2/0.00/0.0/440/77         28 NW   AERO N/A    RMY 28
11/24 47/29/38/-1/0.00/0.0/553/97         25 SW   AERO N/A    RMY 25
11/25 50/38/44/+5/0.01/0.0/000/00         43 WNW  AERO N/A    RMY 42
11/26 51/32/42/+4/0.00/0.0/567/100        43 NW   AERO N/A    RMY 41
11/27 56/42/49/+11/0.62/0.0/…/..        43 SSW  AERO N/A    RMY 47

11/28 The low since midnight is 47F, the daily normal low is 30F

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 28
HIGH 70 IN 1990
LOW 10 IN 1901,1930,1936
PRECIP 1.84 INCHES IN 1889
SNOWFALL 3.0 INS IN 1917
PEAK GUST 90 SSW IN 1958

RECORDS FOR NOVEMBER 29
HIGH 66 IN 2011
LOW 6 IN 1901
PRECIP 2.69 INCHES IN 1963
SNOWFALL 5.0 INS IN 1995
PEAK GUST 86 SSE IN 1963

TODAY’S REPORT PREPARED BY: Matt Douglas

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

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Effective January 1, 2025 · Milton, Massachusetts · bluehill.org
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