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Saturday, August 24, 2024

August 24, 2024

BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA SATURDAY, AUGUST 24, 2024 ALL TIMES ARE…

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

SATURDAY, AUGUST 24, 2024
ALL TIMES ARE IN EASTERN STANDARD TIME (EST)
SUNRISE: 0502E
SUNSET:  1830E

BEAUTIFUL START TO THE WEEKEND WITH MOSTLY SUNNY SKIES….

Skies started the morning mostly clear, with just a few altocumulus
and cirrus dotting the sky. Since then, the cirrus have remained, with
the addition of some fair weather cumulus. The combination of warm
temperatures, dew points in the 50s, and a light wind make it an
amazing day to enjoy the outdoors.

The temperature bottomed out at 61F early this morning, and quickly
rose into the low 80s by the afternoon. After rising briefly to 60F
this morning, the dew point has fallen back into the upper 50s.

Winds have been on the lighter side, with the average speed to
this point being 7mph, mostly out of the west-northwest. The peak gust
so far is only about 18mph, taking place just before 10:45am.

Visibility has been decent today, holding between 30-40 miles as it
is a bit hazy out there.

The maximum temperature so far today is 81F, which is 2 degrees
above the normal high of 79F. The minimum temperature since
midnight is 61F, which is 1 degree below the normal low of 62F.

————————————————————–

Today’s Observations:

7 A.M.
Weather: Scattered cirrus, few altocumulus all quadrants
Temperature: 65F; Dew Point: 57F; Relative Humidity: 75%
Wind: NW @ 6 kts, wind light
Sea-level pressure: 1024.8 mb ; 30.26 in. Hg: rising unsteadily
Visibility: 30 miles, hazy
6-hr Max temp: 65F
6-hr Min temp: 61F
24-hr Precip:  0.00 inches
BHO SA 1155 250 SCT 30 248/65/57/3106/026/ FEW AC ALQDS HAZY
WND LGT/ 8/051 52004 10065 20061

10 A.M.
Weather: Clear, few small cumulus all quadrants,
few altocumulus distant SE-S, few cirrus E-S-WSW
Temperature: 76F; Dew Point: 59F; Relative Humidity: 55%
Wind: NW @ 5 kts, wind light
Sea-level pressure: 1024.8 mb; 30.26 in. Hg: rising, then falling
Visibility: 40 miles, hazy
3-hr Precip: 0.00 inches
BHO SA 1455 CLR 40 248/76/59/3105/026/ FEW SML CU ALQDS FEW AC DSNT SE-S
FEW CI E-S-WSW HAZY WND LGT/ 8/151 50000

1 P.M.
Weather: Scattered cumulus, scattered cirrus
Temperature: 81F; Dew Point: 57F; Relative Humidity: 44%
Wind: NW @ 7 kts
Sea-level pressure: 1023.9 mb; 30.24 in. Hg: falling unsteadily
Visibility: 40 miles, hazy
6-hr Max temp: 81F
6-hr Min temp: 65F
6-hr Precip: 0.00 inches
BHO SA 1755 40 SCT 250 SCT 40 239/81/57/3107/024/ HAZY/ 8/201 57009
10081 20065

————————————————————–

SUMMARY FOR FRIDAY, AUGUST 23, 2024

TEMPERATURE (DEGREES F)
MAX…….81  NORMAL…..79
MIN…….58  NORMAL…..62
MEAN……70  NORMAL…..71

DEPARTURE FROM 30-YEAR (1991-2020) NORMAL…………..-1
TOTAL DEPARTURE FOR THE MONTH…………………….-21 [-1.1 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON: JUL 2024 THRU JUN 2025)
TOTAL HEATING UNITS FOR YESTERDAY…………….0  DEPARTURE………0
TOTAL HEATING UNITS FOR THE MONTH……………10  DEPARTURE……..+4
TOTAL HEATING UNITS FOR THE SEASON…………..10  DEPARTURE……..-3
TOTAL HEATING UNITS LAST SEASON TO DATE……….0  DEPARTURE…….+10

COOLING DEGREE DAYS (SEASON: JAN 2024 THRU DEC 2024)
TOTAL COOLING UNITS FOR YESTERDAY…………….5  DEPARTURE……..-1
TOTAL COOLING UNITS FOR THE MONTH…………..151  DEPARTURE…….-15
TOTAL COOLING UNITS FOR THE SEASON………….648  DEPARTURE…….+95
TOTAL COOLING UNITS LAST SEASON TO DATE……..541  DEPARTURE……+107

PEAK WIND GUST (MPH):
Note: Instruments designated #1 = Main Tower, #2 = South Tower,
F420C, Contacting, Merlin, and Richards are all on Main Tower.
E=Estimated

F420C (Official)……….E22 WNW  @   03:06 P.M.
VECTOR #1 (1-Sec)……….21 WNW  @   03:06 P.M.
VECTOR #2 (1-Sec)……….21 W    @   03:59 P.M.
DAVIS #1……………….20 W    @   12:25 P.M.
DAVIS #2 ………………20 WNW  @   12:27 P.M.
RMY #1 (Instantaneous)…..22 WNW  @   01:49 P.M.
RMY #2 (Instantaneous)…..22 W    @   03:59 P.M.
MERLIN…………………20 NW
RICHARDS (C5C) (Inst)…..OTS

FASTEST MILE:
CONTACTING ANEMOMETER/OFFICIAL………………15 WNW  @   01:32 P.M.
MAXIMUM 2-MINUTE VECTOR #1 AVERAGE…………..14      @   04:01 P.M.
MAXIMUM 2-MINUTE VECTOR #2 AVERAGE…………..16      @   12:27 P.M.
MAXIMUM 2-MINUTE DAVIS #1 AVERAGE……………16 W    @   04:14 P.M.
MAXIMUM 2-MINUTE DAVIS #2 AVERAGE……………15 W    @   12:27 P.M.
MAXIMUM 2-MINUTE RMY #1 AVERAGE……………..14 WNW  @   04:01 P.M.
MAXIMUM 2-MINUTE RMY #2 AVERAGE……………..15 W    @   12:27 P.M.
MAXIMUM 2-MINUTE RICHARDS (C5C) AVERAGE……..OTS

AVERAGE WIND SPEED AND DIRECTION:
CONTACTING/OFFICIAL…….8.4 W [202 total miles] VECTOR #1……………..8.9
VECTOR #2……………..9.1
DAVIS #1………………9.2 W
DAVIS #2………………9.0 WNW
RMY #1………………..8.5 W
RMY #2………………..9.0 W
RICHARDS (C5C)…………OTS

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST):
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M……..0.00 DEPARTURE…..-0.12
TOTAL PRECIPITATION FOR THE MONTH…………..2.96 DEPARTURE……0.00
TOTAL PRECIPITATION FOR THE YEAR (2024)…….41.21 DEPARTURE…..+7.55

————————————————————–

PRELIMINARY CLIMATE SUMMARY FOR AUGUST CALENDAR DAY DATA
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN)/SUN(%)/PEAK GUST/VEC1/RMY GUST
PEAK GUST: F420C (Official)
VEC1: Vector #1 1-second gust
RMY:  R.M. Young #1 wind gust recording system (Instantaneous)
TSTM: Thunderstorm day (thunder heard some time during day)
….: Data not yet available, records not finalized
M:    Missing data

8/1   92/71/82/+9/T/779/90                24 W   VEC1 24 W   RMY 23
8/2   94/73/84/+11/0.01/579/67            31 SSW VEC1 31 SSW RMY 30 TSTM
8/3   92/75/84/+11/0.00/612/71            29 W   VEC1 28 W   RMY 28
8/4   85/68/77/+4/0.20/318/37             29 WSW VEC1 29 WSW RMY 31 TSTM
8/5   90/67/79/+6/T/686/80                28 SSW VEC1 28 SSW RMY 29
8/6   73/60/67/-6/0.56/009/01             26 ENE VEC1 26 ENE RMY 26
8/7   69/57/63/-10/0.18/119/14            25 NE  VEC1 23 NE  RMY 23
8/8   72/58/65/-7/0.09/187/22             20 ESE VEC1 20 ESE RMY 19
8/9   82/62/72/0/0.48/127/15              50 SSW VEC1 48 S   RMY 50
8/10  85/68/77/+5/0.37/659/78             41 SSW VEC1 41 SSW RMY 43
8/11  81/63/72/0/0.00/741/88              30 W   VEC1 29 SW  RMY 30
8/12  77/59/68/-4/0.15/638/76             35 WNW VEC1 34 WNW RMY 36
8/13  80/58/69/-3/0.00/787/94             21 NW  VEC1 22 NW  RMY 21
8/14  82/62/72/0/0.00/676/81              16 NNW VEC1 15 NNW RMY 15
8/15  84/62/73/+1/0.57/491/59             44 N   VEC1 42 N   RMY 46 TSTM
8/16  74/61/68/-4/0.00/415/50             13 ESE VEC1 13 ESE RMY 13
8/17  75/60/68/-4/0.00/323/39             17 SE  VEC1 16 SE  RMY 15
8/18  71/62/67/-4/0.09/008/01             18 SE  VEC1 19 SE  RMY 17
8/19  78/66/72/+1/0.19/164/20             23 SSW VEC1 23 SSW RMY 22 TSTM
8/20  69/54/62/-9/0.07/238/29             32 NW  VEC1 32 NW  RMY 33
8/21  73/51/62/-9/0.00/752/92             20 WNW VEC1 19 WNW RMY 20
8/22  73/52/63/-8/0.00/…/..             20 W   VEC1 20 WNW RMY 20
8/23  81/58/70/-1/0.00/…/..             22 WNW VEC1 21 WNW RMY 22

8/24  The low since midnight is 61F, the daily normal low is 62F.

————————————————————–

AUGUST DAILY RECORDS TO DATE

8/3  RECORD HIGH MINIMUM TEMPERATURE OF 75F,
TIED THE PREVIOUS RECORD SET IN 2020

8/15 PEAK GUST 44e MPH N,
TIED THE PREVIOUS RECORD SET IN 1941

————————————————————–

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

RECORDS FOR AUGUST 24
HIGH 92F IN 1947
LOW 43F IN 1971
PRECIP 2.40 INCHES IN 2010
PEAK GUST 54 MPH W IN 1986

RECORDS FOR AUGUST 25
HIGH 93F IN 1947, 1948, 2007
LOW 41F IN 1940
PRECIP 2.69 INCHES IN 2010
PEAK GUST 60e MPH SSW IN 1941

TODAY’S REPORT PREPARED BY: Joshua Polen

Blue Hill Observatory & Science Center · Legal

Data Use & Privacy Policy

Please read the full Policy before accessing Observatory data · Effective January 1, 2025

Notice: By accessing, downloading, or using any Blue Hill Observatory data or services, you unconditionally accept and agree to be bound by this Policy in its entirety. If you do not agree, you may not access or use Observatory data.
Effective January 1, 2025 · Milton, Massachusetts · bluehill.org
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