Friday, June 17, 2022
BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
FRIDAY, JUNE 17, 2022
ALL TIMES ARE IN EASTERN STANDARD TIME (EST)
SUNRISE: 0407E
SUNSET: 1923E
WARMER AND MORE HUMID WITH A THUNDER SHOWER PASSING
BY IN THE AFTERNOON….
Visibility was limited to 40 miles at most due to either
haze or the thunder showers that passed by in the early
afternoon. The heaviest rainfall was observed 10 minutes
after the 1 P.M. observation, leaving approximately 0.20 inches in
the gauge; total. Wind also jumped to 35 mph during that time.
Lightning was heard, but not seen by the observer.
Skies have otherwise been mostly cloudy with wind speeds below
10 mph. Dew points have been in the upper 60’s, making the
day feel much more “hot and humid” in comparison to those prior.
The high so far today is 82F, which is 6 degrees above
the normal maximum of 76F. The low since midnight is 64F,
which 6 degrees above the normal minimum of 58F.
————————————————————–
Today’s Observations:
7 A.M.
Weather: Scattered stratocumulus, broken altocumulus
Temperature: 70F; Dew Point: 65F; Relative Humidity: 85%
Wind: SSW @ 14G21 kts
Sea-level pressure: 1006.7 mb; 29.73 in. Hg: falling, then
more rapidly
Visibility: 20 miles, hazy
6-hr Max temp: 70F
6-hr Min temp: 64F
24-hr Precip: 0.00 inches
BHO SA 1155 20 SCT 120 BKN 20 067/70/65/2214G21/973/ HAZY/
8/850 58021 10070 20064
10 A.M.
Weather: Scattered stratocumulus, broken altocumulus
Temperature: 75F; Dew Point: 67F; Relative Humidity: 77%
Wind: WSW @ 10G19 kts
Sea-level pressure: 1004.2 mb; 29.65 in Hg: falling, then
more rapidly
Visibility: 30 miles, hazy
3-hr Precip: 0.00 inches
BHO SA 1455 20 SCT 120 BKN 30 042/75/67/2510G19/965/ HAZY/
8/850 58025
1 P.M.
Weather: Broken towering cumulus/ cumulonimbus,
thunder began around 12:40 P.M.
Temperature: 78F, Dew point: 67F; Relative Humidity: 70%
Wind: WSW @ 8G13 kts
Sea-level pressure: 1001.9 mb; 29.58 in Hg: falling unsteadily
Visibility: 40 miles, except 10 miles SW-N due to distant
rainfall
6-hr Max temp: 82F
6-hr Min temp: 70F
6-hr Precip: 0.00 inches
BHO SA 1755 20 BKN 40 019/78/67/2508G13/958/ VSBY 10 SW-N
VIRGA SW-N TB40/ 8/300 57023 10082 20070
————————————————————–
SUMMARY FOR THURSDAY, JUNE 16, 2022
TEMPERATURE (DEGREES F)
MAX…….71 NORMAL…..76
MIN…….58 NORMAL…..58
MEAN……65 NORMAL…..67
DEPARTURE FROM 30-YEAR (1991-2020) NORMAL……..-2
TOTAL DEPARTURE FOR THE MONTH……………….+30 [+1.7 DEGREES/DAY]
HEATING DEGREE DAYS (SEASON: JUL 2021 THRU JUN 2022)
TOTAL HEATING UNITS FOR YESTERDAY…………….0 DEPARTURE……..-2
TOTAL HEATING UNITS FOR THE MONTH……………23 DEPARTURE…….-30
TOTAL HEATING UNITS FOR THE SEASON…………5589 DEPARTURE……-608
TOTAL HEATING UNITS LAST SEASON TO DATE…….5594 DEPARTURE……..-5
COOLING DEGREE DAYS (SEASON: JAN 2022 THRU DEC 2022)
TOTAL COOLING UNITS FOR YESTERDAY…………….0 DEPARTURE……..-4
TOTAL COOLING UNITS FOR THE MONTH……………38 DEPARTURE……..-3
TOTAL COOLING UNITS FOR THE SEASON…………..98 DEPARTURE…….+29
TOTAL COOLING UNITS LAST SEASON TO DATE……..114 DEPARTURE…….-16
PEAK WIND GUST (MPH):
Official (1-Sec AVG)…….34 SSW @ 2:52 P.M.
AEROVANE……………….N/A
VECTOR #2 (Instantaneous)..36 @ 1:54 P.M.
DAVIS #2 ………………37 S @ 12:29 P.M.
RMY #2 (Instantaneous)…..37 SSW @ 3:31 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………………27 SSW @ 2:52 P.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..26 @ 2:54 P.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………26 S @ 12:58 P.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..26 SSW @ 2:24 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……..14.9 SSW [357 total miles]
VECTOR #2………………15.3
DAVIS #2……………….15.0 SSW
RMY #2…………………15.6 SSW
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…………..1.46 DEPARTURE…..-1.13
TOTAL PRECIPITATION FOR THE YEAR…………..19.04 DEPARTURE…..-6.15
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/-5/0.08/009/01 21 SSW AERO N/A RMY 22
6/02 67/53/60/-2/T/308/34 20 S AERO N/A RMY 21
6/03 64/52/58/-7/0.05/000/00 22 ENE AERO N/A RMY 22
6/04 75/52/64/+1/0.01/554/61 28 SSW AERO N/A RMY 29
6/05 76/50/63/0/0.00/882/97 28 WNW AERO N/A RMY 28
6/06 80/56/68/+5/0.00/783/86 22 S AERO N/A RMY 23
6/07 80/60/70/+6/0.02/619/68 36 SSW AERO N/A RMY 38
6/08 79/60/70/+6/0.42/537/59 36 S AREO N/A RMY 39
6/09 80/59/70/+6/0.71/466/51 43 WNW AERO N/A RMY 45
6/10 75/55/65/0/0.00/803/88 34 WNW AERO N/A RMY 33
6/11 78/58/68/+3/0.00/494/54 27 W AERO N/A RMY 27
6/12 77/59/68/+3/0.00/484/53 31 SSW AERO N/A RMY 32
6/13 82/64/73/+7/0.17/650/71 26 NW AERO N/A RMY 25
6/14 81/58/70/+4/0.00/…/.. 23 NW AERO N/A RMY 24
6/15 73/59/66/0/0.00/…/.. 22 ENE AERO N/A RMY 23
6/16 71/58/65/-2/0.00/…/.. 34 SSW AERO N/A RMY 37
6/17 The low since midnight is 64F, the daily normal low is 58F
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated)
RECORDS FOR JUNE 17
HIGH 93F IN 1894
LOW 44F IN 1920
PRECIP 2.79 INS 2001 (Sub-Tropical storm ALLISON)
PEAK GUST 55e MPH S IN 1977
RECORDS FOR JUNE 18
HIGH 93F IN 1929, 1994
LOW 39F IN 1920
PRECIP 3.36 INS 1998
PEAK GUST 48e MPH W IN 1943
TODAY’S REPORT PREPARED BY: Benjamin Turner
