Sunday, November 23, 2014
BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
SUNDAY, NOVEMBER 23, 2014
ALL TIMES ARE IN EASTERN STANDARD TIME
WARM-UP UNDERWAY AS TEMPS HIT LOWER 50S
BY LATE MORNING
Yesterday’s maximum of 43F was met by this morning’s 8:00 AM EST
observation following climbing temperatures overnight. Winds
have remained steady from the SSW-SW through the night, with
hazy conditions since sunrise. A trace of rain was recorded
between 2:00 and 5:00 AM this morning.
By the 1:00 PM EST observation a maximum of 57F had been reached
with hazy conditions limiting visibility to just 30 miles. Skies
overhead were partly cloudy with scattered altocumulus overhead.
Today’s Observations:
7 A.M.
Weather: Broken altocumulus, few altocumulus lenticularis
in all directions
Temperature: 42F; Dew Point: 24F; Wind: SW at 14 kts
Sea-level pressure: 30.11 ins. Hg, rising, then more quickly
Visibility: 35 miles, except 25 miles SW, hazy
6-hr max temp: 42F
6-hr min temp: 41F
24-hr precip: 0.00 in.
BHO SA 1155 E80 BKN 35 198/42/24/2114/011/ VSBY SW 25 MI LGT FEW
ACSL ALQDS HAZY/ 8/040 53008 10042 20041
10 A.M.
Weather: Broken altocumulus, few altocumulus lenticularis
distant SW-WNW
Temperature: 47F; Dew Point: 28F; Wind: SW at 11 kts
Sea-level pressure: 30.16 ins. Hg, rising, then more slowly
Visibility: 30 miles, hazy
BHO SA 1455 E90 BKN 30 212/47/28/2311/016/ FEW ACSL DSNT SW-WNW HAZY/
8/030 51014
1 P.M.
Weather: Scattered altocumulus, few altocumulus lenticularis
distant ENE
Temperature: 56F; Dew Point: 38F; Wind: W at 12G19 kts
Sea-level pressure: 30.12 ins. Hg, falling, then more slowly
Visibility: 30 miles, hazy
6-hr max temp: 57F
6-hr min temp: 42F
6-hr precip: 0.00 in.
BHO SA 1755 E70 SCT 30 201/56/38/261216G19/012/ FEW ACSL DSNT ENE
HAZY/ 8/030 56011 10057 20042
SUMMARY FOR SATURDAY, NOVEMBER 22, 2014
TEMPERATURE (DEGREES F)
MAX…..43 NORMAL…..48
MIN…..20 NORMAL…..32
MEAN….32 NORMAL…..40
8DEPARTURE FROM 30-YEAR NORMAL…………………….-8
TOTAL DEPARTURE FOR THE MONTH…………………….-55 [-2.7 DEGREES/DAY]
HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY…………..33 DEPARTURE………..+8
TOTAL HEATING UNITS FOR THE MONTH………….537 DEPARTURE……….+55
TOTAL HEATING UNITS FOR THE SEASON…………959 DEPARTURE……….-86
TOTAL HEATING UNITS LAST SEASON TO DATE…….948 DIFFERENCE………+11
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………32 SW AT 4:51 P.M.
ASOS…………………..36 SW AT 4:51 P.M.
DAVIS………………….35 SW AT 4:51 P.M. RMY 36
FASTEST MILE FOR YESTERDAY………………..29 SW AT 4:51 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE……………..29 SW AT 4:51 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….26 SW AT 4:51 P.M.
AVERAGE WIND SPEED AND DIRECTION…………16.7 SW
ASOS…………………16.9
DAVIS………………..15.1 SW (230 degrees)
* Last of several occurrences
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.00 DEPARTURE…..-0.16
ASOS…………..0.00
TOTAL PRECIPITATION FOR THE MONTH……….3.70 DEPARTURE…..+0.23
ASOS…………..3.73
TOTAL PRECIPITATION FOR THE YEAR……….45.25 DEPARTURE…..-1.99
ASOS………….45.60
SNOWFALL (INCHES) THROUGH THIS MORNING (EST)
TOTAL SNOWFALL 24 HRS ENDING 7 A.M……….0.0 DEPARTURE……-0.1
TOTAL SNOWFALL FOR THE MONTH…………….5.3 DEPARTURE……+4.2
TOTAL SNOWFALL FOR THE SEASON……………5.3 DEPARTURE……+3.9
PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER CALENDAR DAY DATA
DATA REPORTED:
DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOWFALL/SUN(MIN.)/SUN(%)/ PEAK GUST/RMY 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
11/1 45/36/41/-5/0.79/0.0/000/00 35 NNE RMY N/A
11/2 37/32/35/-11/0.29/1.8/000/00 46 NW RMY 49
11/3 50/30/45/-6/0.00/0.0/584/95 39 WNW RMY 43
11/4 61/44/53/+8/0.00/0.0/208/34 28 SSW RMY 32
11/5 66/50/58/+13/0.00/0.0/006/01 29 SSW RMY N/A
11/6 52/45/49/+4/0.58/0.0/000/00 23 NE RMY 24
11/7 46/34/40/-5/0.00/0.0/079/13 39 NW RMY 42
11/8 47/30/39/-5/0.00/0.0/555/92 24 W RMY 25
11/9 56/38/47/+3/0.00/0.0/204/34 23 SSW RMY N/A
11/10 58/40/49/+5/0.00/0.0/592/99 17 S RMY 20
11/11 61/43/52/+9/0.00/0.0/358/60 22 S RMY 25
11/12 59/40/50/+7/0.00/0.0/095/16 22 W RMY 25
11/13 49/32/41/-2/0.08/T/450/76 21 NW RMY N/A
11/14 41/27/34/-8/0.29/3.5/442/75 23 NW RMY 27
11/15 37/24/31/-11/0.00/0.0/569/97 23 NW RMY 23
11/16 39/26/33/-9/0.00/0.0/012/02 17 S RMY 19
11/17 52/34/43/+2/1.67/0.0/000/00 29 ENE RMY 31
11/18 44/23/34/-7/0.00/0.0/494/85 33 W RMY 39
11/19 35/19/27/-14/0.00/0.0/544/94 31 WSW RMY N/A
11/20 47/26/37/-3/0.00/0.0/542/94 35 WSW RMY 41
11/21 34/22/28/-12/0.00/0.0/…/.. 31 WNW RMY 39
11/22 43/20/32/-8/0.00/0.0/…/.. 32 SW RMY 36
11/23 morning low temp: 41F since midnight; normal low now 31F
DAILY RECORDS FOR NOVEMBER 2014:
11/2 – A NEW RECORD DAILY SNOWFALL: 1.8 INCHES;
surpasses the previous record of 0.2 ins. in 1906, 1951
11/14 – DAILY SNOWFALL RECORD EQUALED: 3.5 INCHES;
ties previous record on this date in 1997
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR NOVEMBER 23
HIGH 73 IN 1931
LOW 9 IN 1888
PRECIP 2.33 INS IN 2006
SNOWFALL 5.5 INS IN 1989
PEAK GUST 64e S IN 1953
RECORDS FOR NOVEMBER 24
HIGH 69 IN 1931
LOW 7 IN 1897
PRECIP 1.76 INCHES IN 1901
SNOWFALL 4.5 INS IN 1936
PEAK GUST 69 SSW IN 1959
TODAY’S REPORT PREPARED BY: Brian Fitzgerald
