Wednesday, March 23, 2022

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

WEDNESDAY, MARCH 23, 2022
ALL TIMES ARE IN EASTERN STANDARD TIME
SUNRISE: 0542E
SUNSET:  1800E

MILDER WITH EXCELLENT VISIBILITY AND A COOL NORTHERLY BREEZE….

Today was milder with a northerly breezy around 10 mph on average.
Visibility was excellent at a max of 85 miles, and dew points are
in the low 20’s compared to the current temperature of 45F. Current
conditions are mostly cloudy with mid and upper-level clouds.

The high so far today is 47F, which is a degree above the normal
maximum of 46F. The low since midnight is 26F, which is 3 degrees
below the normal minimum of 29F.

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Today’s Observations:

7 A.M.
Weather: Clear, few cirrostratus
Temperature: 30F; Dew Point: 19F; Relative Humidity: 63%
Wind: N @ 12 kts
Sea-level pressure: 1024.2 mb; 30.24 in. Hg: rising, then
falling
Visibility: 80 miles
6-hr Max temp: 32F
6-hr Min temp: 26F
24-hr Precip:  0.00 ins.
24-hr Snowfall: 0.0 ins.
Snow Depth: 0 ins.
BHO SA 1155 CLR 80 242/30/19/3612/024/ FEW CS ALQDS/
8/005 50003 10032 20026

10 A.M.
Weather: Broken cirrostratus
Temperature: 41F; Dew Point: 19F; Relative Humidity: 41%
Wind: ESE @ 7 kts
Sea-level pressure: 1025.5 mb; 30.28 in Hg: rising, then
more slowly
Visibility: 85 miles
3-hr Precip:   0.00 ins.
3-hr Snowfall: 0.0 ins.
BHO SA 1455 250 BKN 85 255/41/19/1107/028/ 8/006 51013

1 P.M.
Weather: Scattered altocumulus, broken cirrostratus
Temperature: 45F, Dew point: 23F; Relative Humidity: 41%
Wind: N @ 7 kts
Sea-level pressure: 1024.4 mb; 30.25 in Hg: falling then
rising
Visibility: 85 miles
6-hr Max temp: 47F
6-hr Min temp: 30F
6-hr Precip:  0.00 ins.
6-hr Snowfall: 0.0 ins.
Snow Depth: 0 ins.
BHO SA 1755 180 SCT 250 BKN 85 244/45/23/3607/025/ 8/056
55009 10047 20030

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SUMMARY FOR TUESDAY, MARCH 22, 2022

TEMPERATURE (DEGREES F)
MAX…….50     NORMAL…..46
MIN…….31     NORMAL…..29
MEAN……41     NORMAL…..37

DEPARTURE FROM 30-YEAR (1991-2020) NORMAL……..+4
TOTAL DEPARTURE FOR THE MONTH……………….+139 [+6.1 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022)
TOTAL HEATING UNITS FOR YESTERDAY……………24  DEPARTURE…….-4
TOTAL HEATING UNITS FOR THE MONTH…………..540  DEPARTURE……-140
TOTAL HEATING UNITS FOR THE SEASON…………4623  DEPARTURE……-489
TOTAL HEATING UNITS LAST SEASON TO DATE…….4699  DEPARTURE…….-76

PEAK WIND GUST (MPH):
Official (1-Sec AVG)…….51 NW @ 12:23 P.M.
AEROVANE……………….47 NW @ 12:09 P.M.
VECTOR #2 (Instantaneous)..55    @ 12:23 P.M.
DAVIS #2 ………………46 NW @ 12:24 P.M.
RMY #2 (Instantaneous)…..53 NW @ 12:10 P.M.
ASOS………..OUT OF SERVICE D/T RENOVATIONS
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………………33 NW @ 12:23 P.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..35    @ 12:25 P.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………34 NW @ 12:25 P.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..34 NW @ 12:25 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE…….OUT OF SERVICE D/T RENOVATIONS
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……17.3 WNW [416 total miles] VECTOR #2…………….17.4
DAVIS #2……………..17.3 NNW
RMY #2……………….17.1 NW
RMY #1…………..OUT OF SERVICE D/T RENOVATIONS
ASOS…………….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…….0.00  DEPARTURE…..-0.19
TOTAL PRECIPITATION FOR THE MONTH………….1.50  DEPARTURE…..-2.41
TOTAL PRECIPITATION FOR THE YEAR………….11.64  DEPARTURE…..-0.77

SNOWFALL (INCHES) THROUGH THIS MORNING (EST):
TOTAL SNOWFALL 24 HRS ENDING 7 A.M………….0.0  DEPARTURE……-0.5
TOTAL SNOWFALL FOR THE MONTH……………….3.9  DEPARTURE……-8.3
TOTAL SNOWFALL FOR THE SEASON (2021-2022)…..70.5  DEPARTURE……+6.4

PRELIMINARY CLIMATE SUMMARY FOR MARCH 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

3/01  37/15/26/-5/0.08/T/128/19           36 S   AERO 36 S   RMY 37
3/02  43/31/37/+5/0.01/0.0/609/90         29 W   AERO 25 SW  RMY 29
3/03  38/17/28/-4/0.16/T/518/76           40 NNW AERO 35 NW  RMY 40
3/04  34/10/22/-10/0.00/0.0/669/98        31 NW  AERO 28 NW  RMY 31
3/05  39/18/29/-3/0.00/0.0/508/74         24 S   AERO 21 S   RMY 25
3/06  63/35/49/+16/0.01/0.0/186/27        53 SW  AERO 53 WSW RMY 56
3/07  62/47/55/+22/0.08/0.0/035/05        59 WNW AERO 58 WNW RMY 59
3/08  47/30/39/+6/0.00/0.0/673/97         55 WNW AERO 53 WNW RMY 56
3/09  38/29/34/+1/0.36/3.3/000/00         19 NNW AERO 17 NNW RMY 20
3/10  49/26/38/+4/0.00/0.0/504/72         18 NW  AERO 16 SSW RMY 18
3/11  55/32/44/+10/0.00/0.0/640/91        27 S   AERO 25 S   RMY 27
3/12  46/20/33/-1/0.49/0.6/000/00         59 NW  AERO 60 NW  RMY 50
3/13  34/17/26/-8/0.00/0.0/666/94         54 WNW AERO 51 WNW RMY 55
3/14  52/25/39/+4/0.00/0.0/584/82         32 WNW AERO 28 W   RMY 33
3/15  62/39/51/+16/0.03/0.0/386/54        27 SW  AERO 23 SW  RMY 27
3/16  56/36/46/+11/0.00/0.0/395/55        25 S   AERO 22 S   RMY 25
3/17  55/37/46/+10/0.06/0.0/000/00        23 SSW AERO 20 SSE RMY 23
3/18  73/46/60/+24/T/0.0/542/75           20 W   AERO 16 WNW RMY 21
3/19  53/42/48/+12/0.21/0.0/000/00        25 NW  AERO 20 NW  RMY 25
3/20  62/42/52/+15/0.01/0.0/190/26        35 NW  AERO 35 NW  RMY 36
3/21  57/37/47/+10/T/0.0/…/..           51 WNW AERO 48 WNW RMY 50
3/22  50/31/41/+4/0.00/0.0/…/..         51 NW  AERO 47 NW  RMY 53

3/23  The low since midnight is 26F, the daily normal low is 29F

DAILY RECORDS FOR MARCH 2022

3/07/22: DAILY RECORD HIGH MINIMUM TEMPERATURE OF 47F,
SURPASSES PREVIOUS RECORD OF 43F SET IN 1894

3/18/22: DAILY RECORD HIGH MAXIMUM TEMPERATURE OF 73F,
SURPASSES PREVIOUS RECORD OF 72F SET IN 2012

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

RECORDS FOR MARCH 23
HIGH 78 IN 1938
LOW 3 IN 1934
PRE 2.52 INS. IN 2010
SNOW 3.0 INS. IN 1977
WIND 78e MPH W IN 1940

RECORDS FOR MARCH 24
HIGH 70 IN 1920
LOW 6 IN 1906
PRECIP 1.51 INS. IN 1956
SNOWFALL 12.3 INS. IN 1956
PEAK GUST 71 MPH W IN 1968

TODAY’S REPORT PREPARED BY: Benjamin Turner