Saturday, September 3, 2022
BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
SATURDAY, SEPTEMBER 3, 2022
ALL TIMES ARE IN EASTERN STANDARD TIME (EST)
SUNRISE: 0512E
SUNSET: 1815E
WARMER WITH GREAT VISIBILITY AND A LIGHT SOUTHERLY BREEZE….
Today featured warmer, yet pleasant weather with dew points
in the mid 50’s and a warm westerly breeze. Wind is light
and variable at 4 mph on average with the highest gust around
18 mph so far.
Skies are partly cloudy with a great visibility of 80 miles
all day long.
The summit continues to have a rainfall deficit, with
1.41″ below normal for August, and an annual deficit of 11.25″!
Most of the Boston area remains under extreme drought conditions.
But the drought has eased up a bit to our south and east.
August 2022 will go down as the 2nd warmest on record here at Blue
Hill. Here is the rankings list going back to 1885!
BHO Highest August 24-Hour Adjusted Mean Temperature, deg F (1885-2022):
1) 74.1 in 2016
2) 73.9 in 2022
3) 73.4 in 2018
4) 72.6 in 2012
72.6 in 2021
6) 72.5 in 1988
7) 72.4 in 2015
The summer season (Jun-Aug) will go down as the 8th driest on record
with only 6.00 inches measured for the 3 month period.
BHO Lowest Summer (Jun-Aug) Precipitation, inches (1885-2022):
1) 3.48 in 1949
2) 3.54 in 1957
3) 4.90 in 2016
4) 5.24 in 1965
5) 5.43 in 1964
6) 5.45 in 1997
7) 5.56 in 1993
8) 6.00 in 2022
9) 6.11 in 1894
10) 6.25 in 1907
Above stats provided by our Chief Scientist Mike Iacono.
Records section below prepared by Matt Douglas!
The high so far today is 78F, which is a degree above the
normal maximum of 77F. The low since midnight is 59F, which is
7 degrees below the normal minimum of 60F.
————————————————————–
PRELIMINARY STATS FOR AUGUST 2022
TEMPERATURE, Deg. F
Avg. Max. 85.8 [+5.6]
Avg. Min. 65.0 [+2.4]
Mean 75.4 [+4.0]
24-hour corrected mean: 73.9
Max. for month: 97F on the 8th and 9th
Min. for month: 58F on the 13th and 14th
HEATING DEGREE DAYS
Total heating units: 0 [-011]
Total for the season: 0 [-018]
Total for last season: 28
COOLING DEGREE DAYS
Total cooling units: 329 [+120]
Total for the season: 836 [+240]
Total for last season: 652
PRECIPITATION, Inches
Total: 2.39 [-1.52]
Greatest in 24 hrs: 0.83 on the 22nd-23rd
WIND, mph
Avg. uncorrected wind speed: 9.3 mph
Avg. corrected wind speed: 10.0 mph
Prevailing wind direction: SW [15%]
Peak gust and direction: 44 NW on the 18th
SUNSHINE:
Campbell-Stokes card minutes: 16152 of a possible 24780 or 65%
Astronomical total minutes: 16787 of a possible 25745 or 65%
MFD
————————————————————–
Today’s Observations:
7 A.M.
Weather: Broken cirrus
Temperature: 62F; Dew Point: 56F; Relative Humidity: 80%
Wind: SW @ 5 kts, wind light
Sea-level pressure: 1027.9 mb; 30.35 in. Hg: rising, then more
slowly
Visibility: 80 miles
6-hr Max temp: 62F
6-hr Min temp: 59F
24-hr Precip: 0.00 ins.
BHO SA 1155 250 BKN 80 279/62/56/2205/035/ WND LGT/ 8/002
51011 10062 20059
10 A.M.
Weather: Broken cirrus, few small cumulus
Temperature: 72F; Dew Point: 56F; Relative Humidity: 58%
Wind: SW @ 2 kts, light and variable
Sea-level pressure: 1026.9 mb; 30.32 in Hg: falling unsteadily
Visibility: 80 miles
3-hr Precip: 0.00 ins.
BHO SA 1455 250 BKN 80 269/72/56/2402/032/ FEW SML CU SE-W-N
WND L/V/ 8/102 57010
1 P.M.
Weather: Broken cirrus, few small cumulus
Temperature: 77F, Dew point: 55F; Relative Humidity: 47%
Wind: SSW @ 4 kts, light and variable
Sea-level pressure: 1025.2 mb; 30.26 in Hg: falling unsteadily
Visibility: 80 miles
6-hr Max temp: 78F
6-hr Min temp: 62F
6-hr Precip: 0.00 ins.
BHO SA 1755 250 BKN 80 252/77/55/2004/026/ FEW SML CU ALQDS WND
L/V/ 8/102 57017 10078 20062
————————————————————–
SUMMARY FOR FRIDAY, SEPTEMBER 2, 2022
TEMPERATURE (DEGREES F)
MAX…….73 NORMAL…..77
MIN…….53 NORMAL…..60
MEAN……63 NORMAL…..69
DEPARTURE FROM 30-YEAR (1991-2020) NORMAL………-6
TOTAL DEPARTURE FOR THE MONTH…………………-6 [-3.2 DEGREES/DAY]
HEATING DEGREE DAYS (SEASON: JUL 2022 THRU JUN 2023)
TOTAL HEATING UNITS FOR YESTERDAY…………….2 DEPARTURE……..+1
TOTAL HEATING UNITS FOR THE MONTH…………….2 DEPARTURE………0
TOTAL HEATING UNITS FOR THE SEASON……………2 DEPARTURE…….-18
TOTAL HEATING UNITS LAST SEASON TO DATE………33 DEPARTURE…….-31
COOLING DEGREE DAYS (SEASON: JAN 2022 THRU DEC 2022)
TOTAL COOLING UNITS FOR YESTERDAY…………….0 DEPARTURE……..-5
TOTAL COOLING UNITS FOR THE MONTH…………….4 DEPARTURE……..-5
TOTAL COOLING UNITS FOR THE SEASON………….840 DEPARTURE……+235
TOTAL COOLING UNITS LAST SEASON TO DATE……..652 DEPARTURE……+188
PEAK WIND GUST (MPH):
Official (1-Sec AVG)…….19 N @ 12:06 A.M.
AEROVANE……………….N/A
VECTOR #2 (Instantaneous)..20 @ 12:06 A.M.
DAVIS #2 ………………21 S @ 11:54 P.M.
RMY #2 (Instantaneous)…..19 N @ 12:06 A.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………………13 N @ 12:06 A.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..14 @ 12:07 A.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………15 S @ 11:39 P.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..13 N @ 12:07 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………7.6 N [183 total miles]
VECTOR #2……………….8.3
DAVIS #2………………..7.8 N
RMY #2………………….8.1 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……..0.00 DEPARTURE…..-0.11
TOTAL PRECIPITATION FOR THE MONTH (JULY)…….2.39 DEPARTURE…..-0.22
TOTAL PRECIPITATION FOR THE YEAR…………..23.58 DEPARTURE….-11.25
————————————————————–
PRELIMINARY CLIMATE SUMMARY FOR AUGUST 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
8/1 85/66/76/+3/0.05/494/57 24 S AERO N/A RMY 26
8/2 93/66/80/+7/0.00/588/68 27 WSW AERO N/A RMY 29
8/3 88/68/78/+5/0.00/836/97 22 NNW AERO N/A RMY 23
8/4 96/68/82/+9/0.00/808/94 29 SSW AERO N/A RMY 31
8/5 96/72/84/+11/0.01/438/51 42 NW AERO N/A RMY 42 TSTM
8/6 95/72/84/+11/0.00/822/96 30 SSW AERO N/A RMY 31
8/7 96/73/85/+12/0.08/589/69 36 SW AERO N/A RMY 38 TSTM
8/8 97/75/86/+14/T/740/87 37 WSW AERO N/A RMY 39
8/9 97/63/80/+8/0.23/365/43 33 NW AERO N/A RMY 34 TSTM
8/10 76/62/69/-3/0.03/347/41 22 NE AERO N/A RMY 22
8/11 79/65/72/0/T/160/19 18 SSW AERO N/A RMY 18
8/12 83/63/73/+1/0.00/698/83 21 NW AERO N/A RMY 22
8/13 77/58/68/-4/0.00/512/61 20 NE AERO N/A RMY 19
8/14 84/58/71/-1/0.00/661/79 24 SSE AERO N/A RMY 24
8/15 83/61/72/0/0.00/726/87 21 ENE AERO N/A RMY 21
8/16 77/61/69/-3/T/566/68 28 ENE AERO N/A RMY 30
8/17 77/61/69/-3/0.03/182/22 30 ENE AERO N/A RMY 30
8/18 83/61/72/+1/0.00/661/80 44 NW AERO N/A RMY 46
8/19 91/62/77/+6/0.00/807/98 25 WNW AERO N/A RMY 25
8/20 94/69/82/+11/0.00/411/50 30 SSW AERO N/A RMY 32
8/21 87/65/76/+5/0.00/589/72 26 SSW AERO N/A RMY 28
8/22 72/64/68/-3/0.80/000/00 17 E AERO N/A RMY 17
8/23 74/65/70/-1/0.06/024/03 21 ESE AERO N/A RMY 21 TSTM
8/24 87/63/75/+4/0.00/583/72 19 WNW AERO N/A RMY 18
8/25 88/67/78/+8/0.00/590/73 23 S AERO N/A RMY 23
8/26 88/65/77/+7/0.71/483/60 40 WNW AERO N/A RMY 42 TSTM
8/27 78/64/71/+1/0.00/569/71 20 N AERO N/A RMY 20
8/28 80/63/72/+2/0.00/583/73 22 SSE AERO N/A RMY 22
8/29 88/61/75/+5/0.00/662/83 30 SSW AERO N/A RMY 31
8/30 89/69/79/+10/0.00/659/83 34 S AERO N/A RMY 35
8/31 83/65/74/+5/0.39/634/80 33 WNW AERO N/A RMY 33 TSTM
DAILY RECORDS
08/04/2022: NEW HIGH MAXIMUM TEMPERATURE RECORD OF 96F,
PREVIOUS RECORD WAS 95F SET IN 1928.
08/06/2022: TIED RECORD HIGH MAXIMUM OF 95F, ALSO SET IN 1931
TIED RECORD HIGH MINIMUM OF 72F, ALSO SET IN 1918 AND 1924
08/07/2022: NEW HIGH MAXIMUM TEMPERATURE RECORD OF 96F,
PREVIOUS RECORD WAS 95F SET IN 1924
TIED RECORD HIGH MINIMUM OF 73F, ALSO SET IN 2018
08/08/2022: NEW HIGH MAXIMUM TEMPERATURE RECORD OF 97F,
PREVIOUS RECORD WAS 93F SET IN 1909 AND 1949
NEW HIGH MINIMUM TEMPERATURE RECORD OF 75F,
PREVIOUS RECORD WAS 74F SET IN 2001
08/20/2022: NEW HIGH MAXIMUM TEMPERATURE RECORD OF 94F,
PREVIOUS RECORD WAS 93F SET IN 1937
PRELIMINARY CLIMATE SUMMARY FOR SEPTEMBER 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
9/1 78/59/69/0/0.00/…/.. 36 WNW AERO N/A RMY 37
9/2 73/53/63/-6/0.00/…/.. 19 N AERO N/A RMY 19
9/3 The low since midnight is 59F, the daily normal low is 60F
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated)
RECORDS FOR SEPTEMBER 3
HIGH 95F IN 1929
LOW 43F IN 1893
PRECIP 3.82 INCHES IN 1972 (TROPICAL STORM CARRIE)
PEAK GUST 58 MPH NNE IN 1972 (TROPICAL STORM CARRIE)
RECORDS FOR SEPTEMBER 4
HIGH 90F IN 1953, 1973
LOW 46F IN 1987
PRECIP 3.22 INCHES IN 1922
PEAK GUST 47 MPH SE IN 1966
TODAY’S REPORT PREPARED BY: Benjamin Turner
