Wednesday, June 11, 2014
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
WEDNESDAY, JUNE 11, 2014
ALL TIMES ARE IN EASTERN STANDARD TIME
BIG DOWNPOURS MISSED US HERE AT BLUE HILL….
0.10 RAINFALL LATE YESTERDAY AFTERNOON
BOSTON’S LOGAN AIRPORT HAD A DOWNPOUR WHICH BROUGHT EXCESSIVE
RAINFALL OF 0.8 INCH IN ONLY ABOUT 20 MINUTES JUST AFTER 5 P.M. EDT
A PEAK WIND GUST TO 48 MPH WAS RECORDED FROM THE NNE AT 5:01 P.M. EDT
Very warm and humid weather yesterday afternoon brought a high
temperature of 80F and dew points well up in the 60’s for the
highest values of the season to date. There was very little
thunderstorm activity with the back-door cold front which ushered
in much cooler and drier air from the north and northeast during
the late afternoon and early evening.
At the Observatory we missed the heaviest showers and collected
only 0.10 inch in the rain gage.
Today’s Observations:
7 A.M.
Weather: Scattered altocumulus, broken altocumulus, few altocumulus lenticularis,
thin broken cirrus, thin overcast cirrus, few cumulus forming mostly
distant SW-NW, few stratus fractus dissipating
Temperature: 59F; Dew Point: 54F; Wind: ENE at 10 kts,
Wind: Direction variability NNE-E
Sea-level pressure: 30.18 ins. Hg, rising then more rapidly
Visibility: 40 miles, except 45 miles WNW, light distant haze
6-hr max temp: 60F
6-hr min temp: 55F
24-hr precip: 0.10
BHO SA 1155 110 SCT 180 BKN 250 –BKN 300 –OVC 40 219/59/54/0610/018/
FEW CU FRMG MSTLY DSNT SW-NW FEW STFRA DSSPTNG FEW ACSL BINOVC NE-E
WND 02V10/ 8/671 53016 MANUAL 70010 ASOS 70009 10060 20055
10 A.M.
Weather: Scattered altocumulus, broken altocumulus, patches of
altocumulus castellanus, broken cirrus
Temperature: 63F; Dew Point: 55F; Wind: E at 9 kts
Wind: Direction variability NNE-E
Sea-level pressure: 30.20 ins. Hg, rising slightly
Visibility: 50 miles, distant haze
BHO SA 1455 100 SCT E120 BKN 180 BKN 250 50 228/63/55/0809/020/
FEW SML CU E-S PTCHS ACC VSBY WNW 45 DSNT HZ WND 03V10/
8/181 53009
1 P.M.
Weather: Broken altocumulus, overcast thin cirrus, stratus/fog layer
along horizon distant NE-ESE, distant haze
Temperature: 65F; Dew Point: 55F; Wind: E at 8 kts,
Wind: Directional variability NNE-E
Sea-level pressure: 30.19 ins. Hg, falling slightly
Visibility: 20 miles, light fog and haze in all directions
6-hr max temp: 69F
6-hr min temp: 59F
BHO SA 1755 E100 BKN 250 –OVC 50 222/65/55/0808/019/
STRA/FG LYR ALG HRZN DSNT NE-ESE DSNT HZ/ 8/071 56006 10069 20059
WEATHER SUMMARY FOR TUESDAY, JUNE 10, 2014
TEMPERATURE (DEGREES F)
MAX…..80 NORMAL…..73
MIN…..56 NORMAL…..56
MEAN….68 NORMAL…..65
DEPARTURE FROM 30-YEAR NORMAL……………………..+3
TOTAL DEPARTURE FOR THE MONTH…………………….+24 [+2.2 DEGREES/DAY]
HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY……………0 DEPARTURE……….-3
TOTAL HEATING UNITS FOR THE MONTH…………..20 DEPARTURE………-20
TOTAL HEATING UNITS FOR THE SEASON………..6414 DEPARTURE………+71
TOTAL HEATING UNITS LAST SEASON TO DATE……5758 DIFFERENCE…. ..+856
COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY…………..3 DEPARTURE………..0
TOTAL COOLING UNITS FOR THE MONTH………….26 DEPARTURE……….+5
TOTAL COOLING UNITS FOR THE SEASON…………39 DEPARTURE………..-6
TOTAL COOLING UNITS LAST SEASON TO DATE…….60 DIFFERENCE……..-21
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………29 ENE AT 6:01 P.M.
ASOS…………………..33 ENE AT 5:46 P.M.
DAVIS………………….31 ENE AT 6:02 P.M. RMY 33
FASTEST MILE FOR YESTERDAY………………..23 ENE AT 6:04 P.M. *
MAXIMUM 2-MINUTE ASOS AVERAGE……………..24 ENE AT 4:18 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….22 NE AT 4:17 P.M.
AVERAGE WIND SPEED AND DIRECTION…………. 8.9 SSW
ASOS…………………..9.6
DAVIS………………….8.1 SSE [150 deg]
*…LAST OF SEVERAL OCCURRENCES
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.10 DEPARTURE……….-0.06
ASOS…………..0.09
TOTAL PRECIPITATION FOR THE MONTH……….1.25 DEPARTURE……….-0.40
ASOS…………..1.22
TOTAL PRECIPITATION FOR THE YEAR……….23.59 DEPARTURE……….-0.72
ASOS………….23.74
PRELIMINARY CLIMATE SUMMARY FOR JUNE 2014 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
6/1 72/47/60/-2/0.00/887/98 21 NNW RMY 21
6/2 81/52/67/+5//0.00/879/97 22 SSW RMY 23
6/3 81/57/69/+7/0.00/889/98 25 SSE RMY 28
6/4 64/52/58/-5/0.11/000/00 16 SE RMY N/A
6/5 60/55/58/-5/0.91/000/00 21 NNW RMY 24
6/6 73/54/64/+1/0.00/…/.. 22 WNW RMY 23
6/7 82/56/69/+5/0.00/…/.. 21 W RMY 22
6/8 84/63/74/+10/0.00/…/.. 18 SW RMY N/A
6/9 77/61/69/+5/0.13/…/.. 21 WSW RMY 22
6/10 80/56/68/+3/0.10/…/.. 29 ENE RMY 33
6/11 morning low temp: 55F; the normal low is now 56F
DAILY RECORDS FOR JUNE 2014
None so far.
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR JUNE 11
HIGH 92F IN 1973,1984,1997
LOW 40F IN 1972
PRECIP 2.66 INS 1922
PEAK GUST 43e MPH S IN 1945
RECORDS FOR JUNE 12
HIGH 92F IN 1973
LOW 40F IN 1906
PRECIP 1.79 INS 1955
PEAK GUST 58 MPH NW IN 1991
TODAY’S REPORT PREPARED BY: Robert Skilling
