Wednesday, October 8, 2014
BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
WEDNESDAY, OCTOBER 8, 2014
ALL TIMES ARE IN EASTERN STANDARD TIME
SHOWERS AND T-STORMS CLEAR THE REGION EARLY THIS MORNING,
0.02 INCHES FALL OVER 24 HRS AT BLUE HILL
Gusty S-SSE winds ahead of this morning’s scattered showers
brought gusts at times pushing 40 MPH. The official peak gust
for yesterday was 43 MPH from the S at 12:29 PM EST. Scattered
showers brought 0.02 inches to Blue Hill, with all measurable
precipitation falling yesterday.
Cumulonimbus were visible this morning both prior to and during
the 7:00 AM EST observation. Skies were quick to clear after
8:00 AM EST with winds beginning to shift SW, bringing drier
air to the summit.
Today’s Observations:
7 A.M.
Weather: Cumulonimbus distant SSE moving NNE,
showers distant SE-SW and NW, broken altocumulus,
broken altocumulus, few cumulus fractus in all directions,
few stratus fractus distant SE-SSW, altocumulus lenticularis
in all directions
Temperature: 64F; Dew Point: 58F; Wind: S at 19G24 kts
Sea-level pressure: 29.80 ins. Hg, falling, then steady
Visibility: 30 miles, 20 miles SE-SW, obscured by showers
6-hr max temp: 66F
6-hr min temp: 63F
24-hr precip: 0.02 in.
BHO SA 1155 E50 BKN 65 BKN 30 091/64/58/1919G24/980/
CB DSNT SSE MOV NNE SHWRS DSNT SE-SW AND NW
VSBY SE-SW 20 MI FEW CUFRA ALQDS FEW STFRA DSNT SE-SSW
ACSL DSNT ALQDS/ 8/960 56009 ASOS 70001 MANUAL 70002 10066 20063
10 A.M.
Weather: Scattered moderate cumulus, scattered stratocumulus,
scattered cirrus fibratus
Temperature: 69F; Dew Point: 52F; Wind: SW at 16G24 kts,
Sea-level pressure: 29.78 ins. Hg, falling, then more slowly
Visibility: 60 miles
BHO SA 1455 29 SCT 37 SCT 250 SCT 60 083/69/52/2316G24/978/
FEW MDT CU ALQDS FEW AC DSNT NE/ 8/201 56008
1 P.M.
Weather: Scattered cumulus
Temperature: 69F; Dew Point: 48F; Wind: WSW at 14G24 kts
Sea-level pressure: 29.73 ins. Hg, falling, then more slowly
Visibility: 70 miles
6-hr max temp: 72F
6-hr min temp: 62F
6-hr precip: 0.00
BHO SA 1755 39 SCT 70 069/69/48/2414G24/973/ 8/100 56014
10072 20062
WEATHER SUMMARY FOR TUESDAY, OCTOBER 7, 2014
TEMPERATURE (DEGREES F)
MAX…..72 NORMAL…..63
MIN…..54 NORMAL…..46
MEAN….63 NORMAL…..55
DEPARTURE FROM 30-YEAR NORMAL…………………….+8
TOTAL DEPARTURE FOR THE MONTH…………………….-7 [-1.2 DEGREES/DAY]
COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY……………0 DEPARTURE…………0
TOTAL COOLING UNITS FOR THE MONTH……………0 DEPARTURE………..-2
TOTAL COOLING UNITS FOR THE SEASON…………587 DEPARTURE……….-12
TOTAL COOLING UNITS LAST SEASON TO DATE…….700 DIFFERENCE……..-113
HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY……………2 DEPARTURE………..-9
TOTAL HEATING UNITS FOR THE MONTH…………..70 DEPARTURE………..+4
TOTAL HEATING UNITS FOR THE SEASON…………171 DEPARTURE……….-38
TOTAL HEATING UNITS LAST SEASON TO DATE…….163 DIFFERENCE……….+8
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………43 S AT 12:29 P.M.
ASOS…………………..51 S AT 12:29 P.M.
DAVIS………………….47 S AT 12:29 P.M. RMY 49
FASTEST MILE FOR YESTERDAY………………..34 SSW AT 2:09 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE……………..32 SSW AT 2:10 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….31 SSW AT 2:11 P.M.
AVERAGE WIND SPEED AND DIRECTION………….18.7 SSE
ASOS………………….17.5
DAVIS…………………16.6 S (171 degrees)
* Last of several occurrences
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.02 DEPARTURE……..-0.13
ASOS…………..0.01
TOTAL PRECIPITATION FOR THE MONTH……….2.29 DEPARTURE……..+1.25
ASOS…………..2.29
TOTAL PRECIPITATION FOR THE YEAR……….33.88 DEPARTURE……..-6.24
ASOS………….34.09
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER CALENDAR DAY DATA
DATA REPORTED:
DATE: MAX/MIN/MEAN/DEP/PRECIP/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
10/1 56/55/56/-1/…./000/00 33 NE RMY 36
10/2 55/47/51/-6/…./000/00 30 NE RMY N/A
10/3 54/46/50/-6/…./000/00 20 NE RMY 20
10/4 63/52/58/+2/…./000/00 30 SE RMY 32
10/5 60/45/53/-3/0.00/…/.. 26 W RMY 28
10/6 66/42/54/-1/0.00/…/.. 25 SSE RMY N/A
10/7 72/54/63/+8/0.02/…/.. 43 S RMY 49
10/8 morning low temp: 61F since midnight; normal low now 46F
DAILY RECORDS FOR OCTOBER 2014:
None so far.
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR OCTOBER 8
HIGH 81F IN 1916,1990
LOW 28F IN 1919
PRECIP 2.31 INCHES IN 1891
SNOWFALL TRACE IN 1988, 2001 (EARLIEST DATE)
PEAK GUST 60 MPH NE IN 1996
RECORDS FOR OCTOBER 9
HIGH 82F IN 2011
LOW 29F IN 1907,1937
PRECIP 2.54 INCHES IN 1976
SNOWFALL 0.2 INCHES IN 1888
PEAK GUST 81e MPH S IN 1976 (RECORD FOR MONTH)
TODAY’S REPORT PREPARED BY: Brian Fitzgerald
