Saturday, November 22, 2014
BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
SATURDAY, NOVEMBER 22, 2014
ALL TIMES ARE IN EASTERN STANDARD TIME
CLOUDS INCREASING ALONG WITH THE TEMPERATURES
SOUTHWEST WIND QUITE GUSTY BY MID-MORNING
After a cold day yesterday averaging 12 degrees below
normal at 28 degrees, the thermometer is on the rise
today reaching past 32 degrees by mid to late morning.
The low this morning was 20 degrees or 12 degrees below
average for this date.
Today’s Observations:
7 A.M.
Weather: Clear sky, cumulus/stratocumulus offshore to the
distant NNE-ESE and SSE-SSW, altocumulus/altocumulus lenticularis
to the W-N-NE
Temperature: 20F; Dew Point: 10F; Wind: WSW at 11 kts
Sea-level pressure: 30.42 ins. Hg, rising slightly
Visibility: 40 miles, except 45 miles WNW, distant haze
6-hr max temp: 22F
6-hr min temp: 20F
24-hr precip: 0.00 in.
BHO SA 1155 CLR 40 300/20/10/2411/042/ CU/SC LYR ALG HRZN DSNT NNE-ESE
AND SSE-SSE AC/ACSL LYRS W-N-NE VSBY WNW 45 DSNT HZ ALQDS/ 8/840 53002
10022 20020
10 A.M.
Weather: Broken altocumulus, few lenticularis, layer invading,
thin overcast cirrus, break in overcast distant SE-SW
Temperature: 31F; Dew Point: 11F; Wind: WSW at 16G23 kts
Sea-level pressure: 30.37 ins. Hg, falling then more quickly
Visibility: 50 miles, light distant haze
BH0 SA 1455 E140 BKN 250 -OVC 50 284/31/11/2416G23/037/ FEW ACSL
AC INVADING BINOVC DSNT ESE-SW LGT DSNT HZ/ 8/051 58016
SUMMARY FOR FRIDAY, NOVEMBER 21, 2014
TEMPERATURE (DEGREES F)
MAX…..34 NORMAL…..48
MIN…..22 NORMAL…..32
MEAN….28 NORMAL…..40
8DEPARTURE FROM 30-YEAR NORMAL……………………-12
TOTAL DEPARTURE FOR THE MONTH…………………….-47 [-2.4 DEGREES/DAY]
HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY…………..37 DEPARTURE……….+12
TOTAL HEATING UNITS FOR THE MONTH………….504 DEPARTURE……….+47
TOTAL HEATING UNITS FOR THE SEASON…………926 DEPARTURE………- 94
TOTAL HEATING UNITS LAST SEASON TO DATE…….926 DIFFERENCE………. 0
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………31 WNW AT 2:03 P.M.
ASOS…………………..38 WNW AT 2:03 P.M.
DAVIS………………….35 WNW AT 2:11 P.M. RMY 39
FASTEST MILE FOR YESTERDAY………………..N/A
MAXIMUM 2-MINUTE ASOS AVERAGE……………..26 W AT 11:01 A.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….24 W AT 11:01 A.M.
AVERAGE WIND SPEED AND DIRECTION…………16.0 WNW
ASOS…………………14.7
DAVIS………………..13.6 WNW (290 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…..+0.39
ASOS…………..3.73
TOTAL PRECIPITATION FOR THE YEAR……….45.25 DEPARTURE…..-1.83
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……+4.3
TOTAL SNOWFALL FOR THE SEASON……………5.3 DEPARTURE……+4.0
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 morning low temp: 20F since midnight; normal low now 32F
* Daily precipitation and snowfall corrected
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 22
HIGH 70 IN 1931
LOW 12 IN 1987
PRECIP 1.78 INS IN 2005
SNOWFALL 9.0 INS IN 1971
PEAK GUST 70e SE IN 1945
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
TODAY’S REPORT PREPARED BY: Robert Skilling
