Wednesday, March 9, 2022

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

WEDNESDAY, MARCH 9, 2022
ALL TIMES ARE IN EASTERN STANDARD TIME
SUNRISE: 0606E
SUNSET:  1744E

OVERCAST WITH SOME LIGHT SNOW BEGINNING IN THE
AFTERNOON….

Today was quiet for the most part with overcast skies and
great visibility in the morning hours. Wind was light
and southeasterly with a max gust of barely 15 mph occurring
earlier on this morning. Visibility was 80 miles earlier on
before dropping to 20 miles around noontime. This is when
a light snow began, leaving only a trace in the gauge.

The high so far today is 38F, which is 4 degrees below the
normal maximum of 42F. The low since midnight is 29F, which
is 5 degrees above the normal minimum of 24F.

————————————————————–

PRELIMINARY STATS FOR FEBRUARY 2022

TEMPERATURE, Deg. F
Avg. Max. 40.9 [+3.9] Avg. Min. 21.3 [+1.8] Mean      31.1 [+2.9] 24-hour corrected mean: 31.1
Max. for month: 67F on the 23rd
Min. for month: 2F on the 15th

HEATING DEGREE DAYS
Total heating units:    942 [-87] Total for the season:  4039 [-359] Total for last season: 4045

PRECIPITATION, Inches
Total: 5.55 [+1.55] Greatest in 24 hrs: 1.16 ins. from the 25th-26th

SNOWFALL, Inches
Total: 18.5 ins. [+0.3] Greatest in 24 hrs: 8.4 ins. from the 25th-26th

WIND, mph
Avg. uncorrected wind speed: 13.0 mph
Avg. corrected wind speed:   13.4 mph
Prevailing wind direction:   NW [18%] Peak gust and direction:     66 S on the 22nd

SUNSHINE:
Campbell-Stokes card minutes: 8478 minutes of 17148 possible or 49%
Astronomical total minutes: 8790 minutes of 17786 possible or 49%

————————————————————–

Today’s Observations:

7 A.M.
Weather: Overcast altostratus
Temperature: 30F; Dew Point: 17F; Relative Humidity: 57%
Wind: SE @ 4 kts, light and variable
Sea-level pressure: 1021.8 mb; 30.17 in. Hg: falling
unsteadily
Visibility: 80 miles
6-hr Max temp: 30F
6-hr Min temp: 29F
24-hr Precip:  0.08 ins.
24-hr Snowfall: 0.0 ins.
Snow Depth: 0 ins.
BHO SA 1155 80 OVC 80 218/30/17/1304/017/ WND L/V/
8/02/ 57004 10030 20029

10 A.M.
Weather: Overcast altostratus
Temperature: 35F; Dew Point: 22F; Relative Humidity: 58%
Wind: SSE @ 7 kts
Sea-level pressure: 1020.5 mb; 30.13 in Hg: falling, then
more rapidly
Visibility: 75 miles
3-hr Precip:   0.00 ins.
3-hr Snowfall: 0.0 ins.
BHO SA 1455 80 OVC 75 205/35/22/1607/013/ 8/02/ 58013

1 P.M.
Weather: Overcast nimbostratus, light snow starting
at 12:55 P.M.
Temperature: 36F, Dew point: 24F; Relative Humidity: 60%
Wind: S @ 5 kts, wind light
Sea-level pressure: 1017.3 mb; 30.03 in Hg: falling, then
more slowly
Visibility: 20 miles
6-hr Max temp: 38F
6-hr Min temp: 30F
6-hr Precip:  Trace
6-hr Snowfall: Trace
Snow Depth: 0 ins.
BHO SA 1755 80 OVC 20 173/36/24/1805/003/ S-B55 WND
LGT NEW SNW PST 6 HRS TRACE/ 8/02/ 56032 6000/ 10038 20030

SUMMARY FOR TUESDAY, MARCH 8, 2022

TEMPERATURE (DEGREES F)
MAX…….47     NORMAL…..42
MIN…….30     NORMAL…..24
MEAN……39     NORMAL…..33

DEPARTURE FROM 30-YEAR (1991-2020) NORMAL…………..+6
TOTAL DEPARTURE FOR THE MONTH……………………..+27 [+3.2 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022)
TOTAL HEATING UNITS FOR YESTERDAY……………26  DEPARTURE……..-6
TOTAL HEATING UNITS FOR THE MONTH…………..235  DEPARTURE…….-28
TOTAL HEATING UNITS FOR THE SEASON…………4318  DEPARTURE……-377
TOTAL HEATING UNITS LAST SEASON TO DATE…….4348  DEPARTURE…….-30

PEAK WIND GUST (MPH):
Official (1-Sec AVG)…….55 WNW @ 12:11 P.M.
AEROVANE……………….53 WNW @ 12:13 P.M.
VECTOR #2 (Instantaneous)..59     @ 12:11 P.M.
DAVIS #2 ………………50 WNW @ 12:11 P.M.
RMY #2 (Instantaneous)…..58 WNW @ 12:11 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………………42 WNW @ 12:13 A.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..42     @ 12:13 A.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………42 WNW @ 12:13 A.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..41 WNW @ 12:13 A.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……17.4 WNW [417 total miles] VECTOR #2…………….17.7
DAVIS #2……………..17.8 NW
RMY #2……………….17.5 WNW
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…..-0.17
TOTAL PRECIPITATION FOR THE MONTH………….0.34  DEPARTURE…..-1.04
TOTAL PRECIPITATION FOR THE YEAR………….10.48  DEPARTURE…..+0.60

SNOWFALL (INCHES) THROUGH THIS MORNING (EST):
TOTAL SNOWFALL 24 HRS ENDING 7 A.M………….0.0  DEPARTURE……-0.6
TOTAL SNOWFALL FOR THE MONTH……………..TRACE  DEPARTURE……-4.9
TOTAL SNOWFALL FOR THE SEASON (2021-2022)…..66.6  DEPARTURE……+9.8

PRELIMINARY CLIMATE SUMMARY FOR FEBRUARY 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

2/01  31/16/24/-2/T/0.2/018/03            19 NNE AERO 18 NNE RMY 19
2/02  44/31/38/+12/T/0.0/096/16           20 SSE AERO 21 SSE RMY 20
2/03  47/36/42/+16/0.16/0.0/000/00        27 SSW AERO 28 SSW RMY 28
2/04  49/19/34/+8/1.53/0.7/000/00         35 NNE AERO 37 NNE RMY 38
2/05  21/11/16/-11/0.01/0.2/251/41        25 NW  AERO 25 NW  RMY M
2/06  27/5/16/-11/0.00/0.0/570/93         20 NNW AERO 21 NNW RMY M
2/07  41/21/31/+4/0.59/0.2/000/00         25 ESE AERO 23 ESE RMY 25
2/08  39/30/35/+8/0.27/0.0/006/01         33 W   AERO 32 WNW RMY 34
2/09  42/24/33/+6/0.00/0.0/608/98         30 WNW AERO 29 WNW RMY 31
2/10  50/31/41/+14/0.00/0.0/312/50        36 W   AERO 37 SW  RMY 38
2/11  52/32/42/+15/0.00/0.0/569/91        32 S   AERO 31 S   RMY 34
2/12  59/35/47/+19/0.00/0.0/433/69        50 W   AERO 46 W   RMY 48
2/13  35/22/29/+1/0.41/5.7/000/00         26 WNW AERO 21 WNW RMY 26
2/14  22/6/14/-14/0.13/2.7/418/66         43 WNW AERO 40 WNW RMY 43
2/15  25/2/14/-14/0.00/0.0/636/100        31 W   AERO 28 W   RMY 31
2/16  43/16/30/+2/0.00/0.0/505/79         49 S   AERO 51 S   RMY 52
2/17  59/43/51/22/0.04/0.0/218/34         49 SW  AERO 48 SW  RMY 53
2/18  59/21/40/+11/0.69/0.0/419/65        58 SW  AERO 58 S   RMY 60
2/19  37/15/26/-3/0.02/0.2/349/54         56 WNW AERO 53 WNW RMY 54 TSTM
2/20  32/11/22/-7/0.00/0.0/553/85         42 WNW AERO 42 SW  RMY 44
2/21  55/28/42/+13/0.00/0.0/619/95        36 SW  AERO 35 SW  RMY 39
2/22  52/33/43/+13/0.53/0.0/007/01        66 S   AERO 70 S   RMY 68
2/23  67/30/49/+19/0.00/0.0/309/47        50 WNW AERO 47 SSW RMY 49
2/24  30/20/25/-5/0.00/0.0/053/08         32 NNW AERO 31 NNW RMY 32
2/25  32/15/24/-6/1.16/8.3/000/00         33 ENE AERO 32 NNW RMY 33
2/26  29/10/20/-11/T/0.1/533/80           22 W   AERO 18 W   RMY 21
2/27  39/18/29/-2/0.01/0.2/649/97         41 WNW AERO 41 NNW RMY 43
2/28  27/15/21/-10/0.00/0.0/659/98        30 NW  AERO 26 NNW RMY 30

DAILY RECORDS FOR FEBRUARY 2022

2/12/22: DAILY RECORD HIGH MAXIMUM TEMPERATURE OF 59F,
SURPASSES PREVIOUS RECORD OF 56F SET IN 1999

2/17/22: DAILY RECORD HIGH MINIMUM TEMPERATURE OF 43F,
SURPASSES PREVIOUS RECORD OF 38F SET IN 1981

2/23/22: DAILY RECORD HIGH MAXIMUM TEMPERATURE OF 67F,
TIES RECORD OF 67F SET IN 2017

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/…/..         55 WNW AERO 53 WNW RMY 56

3/09  The low since midnight is 29F, the daily normal low is 25F

DAILY RECORDS FOR MARCH 2022

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

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

RECORDS FOR MARCH 9
HIGH 75 IN 2016
LOW 1 IN 2007
PRECIP 2.67 INS. IN 1998
SNOWFALL 6.3 INS. IN 2001
PEAK GUST 102e MPH S IN 1942 [RECORD FOR MONTH]

RECORDS FOR MARCH 10
HIGH 69 IN 1977
LOW 2 IN 1984
PRECIP 2.00 INS. IN 1994
SNOWFALL 5.5 INS. IN 1918
PEAK GUST 80 MPH NW IN 1974

TODAY’S REPORT PREPARED BY: Benjamin Turner