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Saturday, June 4, 2022

June 4, 2022

BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA SATURDAY, JUNE 4, 2022 ALL TIMES ARE…

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

SATURDAY, JUNE 4, 2022
ALL TIMES ARE IN EASTERN STANDARD TIME (EST)
SUNRISE: 0409E
SUNSET:  1917E

LIMITED VISIBILITY WITH CONDITIONS WARMING UP
SIGNIFICANTLY….

Today, we saw a temperature jump of 17 degrees between the
7 A.M. and 1 P.M. observations. Visibility was limited due
to fog or haze, with the maximum being 50 miles at 1 P.M.
Skies are partly cloudy, and dew points are in the mid-50’s.
Conditions are representative of an early summers’ day.

The high so far today is 72F, which is the same as the
normal maximum. The low since midnight is 52F, which
2 degrees below the normal minimum of 54F.

————————————————————–

PRELIMINARY STATS FOR MAY 2022

TEMPERATURE, Deg. F
Avg. Max. 70.0 [+3.2] Avg. Min. 50.5 [+2.3] Mean      60.3 [+2.8] 24-hour corrected mean: 58.9
Max. for month: 93F on the 22nd
Min. for month: 39F on the 9th

HEATING DEGREE DAYS
Total heating units:    202 [-056] Total for the season:  5566 [-579] Total for last season: 5578

COOLING DEGREE DAYS
Total cooling units:     60 [+035] Total for the season:    60 [+032] Total for last season:   29

PRECIPITATION, Inches
Total: 1.30 [-2.52] Greatest in 24 hrs: 0.44 on the 2nd-3rd

SNOWFALL, Inches
Total: 0.0 [0.0] Greatest in 24 hrs: N/A

WIND, mph
Avg. uncorrected wind speed: 10.9 mph
Avg. corrected wind speed:   11.4 mph
Prevailing wind direction:   SSW [17%] Peak gust and direction:  48 ENE on the 7th

SUNSHINE:
Campbell-Stokes card minutes: 14910 of a possible 26226, or 57%
Astronomical total minutes: 15469 of a possible 27179, or 57%

————————————————————–

Today’s Observations:

7 A.M.
Weather: Fog
Temperature: 55F; Dew Point: 55F; Relative Humidity: 100%
Wind: NNE @ 2 kts, light and variable
Sea-level pressure: 1012.4 mb; 29.89 in. Hg: rising then
falling
Visibility: 3/4 mile, fog
6-hr Max temp: 55F
6-hr Min temp: 52F
24-hr Precip: 0.06 inches
BHO SA 1155 X W3 3/4F 124/55/55/0202/989/ WND L/V/ 8//// 50005
70006 10055 20052

10 A.M.
Weather: Broken stratocumulus
Temperature: 60F; Dew Point: 54F; Relative Humidity: 81%
Wind: S @ 3 kts, light and variable
Sea-level pressure: 1012.0 mb; 29.88 in Hg: falling, then more
slowly
Visibility: 50 miles
3-hr Precip: 0.00 ins.
BHO SA 1455 20 BKN 50 120/60/54/1803/988/ WND L/V/ 8/800 56004

1 P.M.
Weather: Scattered cumulus
Temperature: 70F, Dew point: 58F; Relative Humidity: 65%
Wind: S @ 5 kts (wind light)
Sea-level pressure: 1010.9 mb; 29.85 in Hg: falling, then
more rapidly
Visibility: 35 miles (haze)
6-hr Max temp: 72F
6-hr Min temp: 54F
6-hr Precip: 0.00 ins.
BHO SA 1755 20 SCT 35 109/70/58/1805/985/ HAZY WND LGT/ 8/100
58011 10072 20054

————————————————————–

SUMMARY FOR FRIDAY, JUNE 3, 2022

TEMPERATURE (DEGREES F)
MAX…….64     NORMAL…..71
MIN…….52     NORMAL…..54
MEAN……58     NORMAL…..63

DEPARTURE FROM 30-YEAR (1991-2020) NORMAL…….-4
TOTAL DEPARTURE FOR THE MONTH……………….-11 [-3.9 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022)
TOTAL HEATING UNITS FOR YESTERDAY…………….7  DEPARTURE……..+3
TOTAL HEATING UNITS FOR THE MONTH……………20  DEPARTURE………6
TOTAL HEATING UNITS FOR THE SEASON…………5586  DEPARTURE……-572
TOTAL HEATING UNITS LAST SEASON TO DATE…….5581  DEPARTURE……..+5

COOLING DEGREE DAYS (SEASON: JAN 2022 THRU DEC 2022)
TOTAL COOLING UNITS FOR YESTERDAY…………….0  DEPARTURE……..-2
TOTAL COOLING UNITS FOR THE MONTH…………….0  DEPARTURE……..-6
TOTAL COOLING UNITS FOR THE SEASON…………..60  DEPARTURE…….+27
TOTAL COOLING UNITS LAST SEASON TO DATE………32  DEPARTURE…….+28

PEAK WIND GUST (MPH):
Official (1-Sec AVG)…….22 ENE @  7:40 P.M.
AEROVANE……………….N/A
VECTOR #2 (Instantaneous)..23     @  7:39 P.M.
DAVIS #2 ………………21 E   @  7:40 P.M.
RMY #2 (Instantaneous)…..22 ENE @  7:39 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………………14 ENE @  7:40 P.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..14     @  7:40 P.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………14 ENE @  7:40 P.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..14 ENE @  7:40 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……..5.3 ENE [126 total miles] VECTOR #2………………5.6
DAVIS #2……………….5.7 E
RMY #2…………………5.9 ENE
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……..0.06  DEPARTURE…..-0.09
TOTAL PRECIPITATION FOR THE MONTH…………..0.14  DEPARTURE…..-0.33
TOTAL PRECIPITATION FOR THE YEAR…………..17.72  DEPARTURE…..-5.35

PRELIMINARY CLIMATE SUMMARY FOR MAY 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

5/01  69/40/55/+2/0.00/786/93             25 SSE AERO 25 SSE RMY 27
5/02  58/42/50/-4/0.21/059/07             21 NE  AERO 19 NE  RMY 20
5/03  57/43/50/-4/0.23/229/27             23 ENE AERO 22 ENE RMY 24
5/04  52/45/49/-5/0.14/000/00             19 NW  AERO 18 SE  RMY 19
5/05  70/46/58/+3/0.00/666/78             23 NNW AERO 21 NNW RMY 23
5/06  63/49/56/+1/0.00/051/06             20 S   AERO 18 S   RMY 21
5/07  49/42/46/-9/0.00/112/13             48 ENE AERO 51 ENE RMY 50
5/08  51/40/46/-9/0.00/621/72             43 ENE AERO N/A    RMY 47
5/09  54/39/47/-9/0.00/838/97             43 ENE AERO N/A    RMY 46
5/10  57/43/50/-6/0.00/866/100            44 ENE AERO N/A    RMY 46
5/11  58/43/51/-5/0.00/182/21             36 NE  AERO N/A    RMY 38
5/12  68/48/58/+1/T/487/56                17 ENE AERO N/A    RMY 18
5/13  82/56/69/+12/0.00/619/71            33 SSW AERO N/A    RMY 34
5/14  85/63/74/+17/0.02/621/71            33 SW  AERO N/A    RMY 34
5/15  78/62/70/+13/0.03/394/45            23 SW  AERO N/A    RMY 24
5/16  83/58/71/+13/0.07/623/71            40 SSW AERO N/A    RMY 45 TSTM
5/17  74/53/64/+6/T/722/82                44 W   AERO N/A    RMY 47
5/18  73/49/61/+3/0.00/803/91             39 NW  AERO N/A    RMY 41
5/19  60/52/56/-2/T/000/00                26 S   AERO N/A    RMY 28
5/20  75/49/62/+3/0.05/390/44             27 S   AERO N/A    RMY 28
5/21  86/57/72/+13/0.03/426/48            32 SSW AERO N/A    RMY 33
5/22  93/68/81/+22/T/792/89               40 NNW AERO N/A    RMY 41 TSTM
5/23  73/56/65/+6/0.00/437/49             33 N   AERO N/A    RMY 34
5/24  62/48/55/-5/0.00/643/72             30 ENE AERO N/A    RMY 30
5/25  73/47/60/0/0.00/743/83              25 S   AERO N/A    RMY 26
5/26  70/48/59/-1/0.00/664/74             34 SSW AERO N/A    RMY 38
5/27  79/57/68/+8/T/278/31                39 SW  AERO N/A    RMY 39
5/28  73/59/66/+5/0.28/063/07             27 SW  AERO N/A    RMY 27
5/29  77/53/65/+4/0.00/792/88             21 S   AERO N/A    RMY 22
5/30  86/57/72/+11/0.00/812/90            28 WSW AERO N/A    RMY 29
5/31  81/52/67/+5/0.24/750/83             39 ENE AERO N/A    RMY 39 TSTM

DAILY RECORDS FOR MAY:

05/14/2022: NEW HIGH MINIMUM TEMPERATURE RECORD OF 63F,
PREVIOUS RECORD WAS 60F SET IN 1944.

05/14/2022: TIED RECORD HIGH OF 85F, PREVIOUSLY SET IN 1961

05/15/2022: NEW RECORD HIGH MINIMUM WAS SET OF 62F,
PREVIOUS RECORD WAS 58F set in 1896, 1961, and 2004.

05/22/2022: NEW HIGH MINIMUM TEMPERATURE RECORD OF 68F,
PREVIOUS RECORD WAS 67F SET IN 1992.

05/22/2022: TIED RECORD HIGH OF 93F, PREVIOUSLY SET IN 1911

PRELIMINARY CLIMATE SUMMARY FOR JUNE 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

6/01  62/52/57/-5/…./…/..             21 SSW AERO N/A    RMY 22
6/02  67/53/60/-2/…./…/…            20 S   AERO N/A    RMY 21
6/03  64/52/58/-7/…./…/..             22 ENE AERO N/A    RMY 22
6/04 The low since midnight is 52F, the daily normal low is 54F

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

RECORDS FOR JUNE 4
HIGH 99F IN 1919 [Record for month] LOW 41F IN 1915,1926
PRECIP 1.52 INS IN 2007
PEAK GUST 48 MPH SSE IN 1983

RECORDS FOR JUNE 5
HIGH 95F IN 1930
LOW 41F IN 1891
PRECIP 2.83 INS IN 1982
PEAK GUST 57 MPH NNW IN 1988

TODAY’S REPORT PREPARED BY: Benjamin Turner

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