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BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
THURSDAY, JUNE 16, 2016
ALL TIMES ARE IN EASTERN STANDARD TIME
LIGHT AND VARIABLE WINDS ACCOMPANY MOSTLY CLOUDY SKIES
Wind speeds dropped past midnight this morning and remained light
for the rest of the day. By the 1:00PM EST observation, the peak
guest was only 8 MPH E.
Temperatures reached a maximum of 81F by 1:00PM. An overnight low
of 68F brought the day’s average temperature to 75F, 9F above normal.
Today’s Observations:
7 A.M.
Weather: Few cumulus NNW-ENE, scattered altocumulus,
broken cirrocumulus, broken cirrostratus
Temperature: 73F; Dew Point: 58F; Wind: Calm
Sea-level pressure: 29.82 in. Hg, falling, then rising
Visibility: 50 miles, smoke layer along horizon NW-NE
6-hr Max temp: 73F
6-hr Min temp: 68F
24-hr precip: 0.00 in.
BHO SA 1155 160 SCT E200 BKN 250 BKN 50 097/73/58/E0000/982/
FEW CU NNW-ENE K LYR ALG HRZN NW-NE WND LGT/ 8/039 55000 10073 20068
10 A.M.
Weather: Scattered altocumulus, broken cirrostratus
Temperature: 78F; Dew Point: 50F; Wind: estimated ESE at 2 kts,
Wind: Light and variable E-SSE
Sea-level pressure: 29.80 in. Hg, falling, the more quickly
Visibility: 70 miles
BHO SA 1455 170 SCT E250 BKN 70 090/78/50/E1202/980/ WND LGT WND 08V16/
8/068 58007
1 P.M.
Weather: Scattered altocumulus, scattered cirrus
Temperature: 79F; Dew Point: 47F; Wind: estimated NNW at 2 kts,
Wind: Light and variable
Sea-level pressure: 29.77 in. Hg, falling, then more quickly
Visibility: 70 miles
6-hr Max temp: 81F
6-hr Min temp: 73F
BHO SA 1755 84 SCT 250 SCT 70 082/79/47/E3302/977/ WND L/V/
8/081 58008 10081 20073
SUMMARY FOR WEDNESDAY, JUNE 15, 2016
TEMPERATURE (DEGREES F)
MAX…..83 NORMAL…..75
MIN…..60 NORMAL…..57
MEAN….72 NORMAL…..66
DEPARTURE FROM 30-YEAR NORMAL…………………….+6
TOTAL DEPARTURE FOR THE MONTH…………………….+8 [+0.3 DEGREES/DAY]
HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY……………0 DEPARTURE……….-2
TOTAL HEATING UNITS FOR THE MONTH…………..34 DEPARTURE………-20
TOTAL HEATING UNITS FOR THE SEASON………..5282 DEPARTURE…….-1072
TOTAL HEATING UNITS LAST SEASON TO DATE……6490 DIFFERENCE……-1208
COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY……………7 DEPARTURE……….+4
TOTAL COOLING UNITS FOR THE MONTH…………..26 DEPARTURE………-11
TOTAL COOLING UNITS FOR THE SEASON………….74 DEPARTURE………+13
TOTAL COOLING UNITS LAST SEASON TO DATE……..90 DIFFERENCE……..-16
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY……………….22 NW AT 2:37 P.M.*
ASOS……………………25 NW AT 2:46 P.M.
DAVIS…………………..23 WNW AT 12:45 P.M. RMY 25
FASTEST MILE FOR YESTERDAY…………………16 WNW AT 4:56 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE………………18 NW AT 12:31 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE……………..16 WSW AT 2:56 P.M.
AVERAGE WIND SPEED AND DIRECTION…………..10.0 WNW
ASOS…………………..10.1
DAVIS………………….8.6 WNW [290 Deg.]
* Last of several occurrences
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.00 DEPARTURE……-0.15
ASOS…………..0.00
TOTAL PRECIPITATION FOR THE MONTH……….1.05 DEPARTURE……-1.38
ASOS…………..1.08
TOTAL PRECIPITATION FOR THE YEAR……….21.12 DEPARTURE……-3.97
ASOS………….21.52
PRELIMINARY CLIMATE SUMMARY FOR JUNE CALENDAR DAY DATA
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO/RMY GUST
AERO: Aerovane wind recording system 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 71/54/63/+1/0.00/860/95 26 NE AERO 30 NE RMY N/A
6/2 68/54/61/-1/0.00/444/49 21 NE AERO 22 NE RMY 21
6/3 70/57/64/+2/T/173/19 16 SSW AERO 17 SSW RMY 16
6/4 81/61/71/+8/0.00/491/54 18 S AERO 21 S RMY 20
6/5 67/60/64/+1/0.76/000/00 32 SSE AERO 36 SSE RMY 34
6/6 80/63/72/+9/0.00/747/82 26 W AERO 28 W RMY 27
6/7 83/58/71/+7/0.18/602/66 32 WNW AERO 36 WNW RMY 33 TSTM
6/8 72/52/62/-2/0.05/684/75 37 WNW AERO 41 WNW RMY 38
6/9 67/48/58/-6/0.00/466/51 41 WNW AERO 45 WNW RMY 40
6/10 71/50/61/-4/0.00/841/92 25 W AERO 28 W RMY 26
6/11 68/52/60/-5/0.06/…/.. 30 SSW AERO 35 SSW RMY 31
6/12 76/51/64/-1/T/…/.. 41 W AERO 48 W RMY 42
6/13 70/49/60/-5/0.00/…/.. 36 NW AERO 46 NW RMY 38
6/14 77/50/64/-2/0.00/…/.. 32 NNW AERO 38 NNW RMY 33
6/15 83/60/72/+6/0.00/…/.. 22 NW AERO 26 NW RMY 25
6/16 low temp since midnight is 68F; normal low now 57F
DAILY RECORDS FOR JUNE 2016
None so far
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR JUNE 16
HIGH 92F IN 1891, 1967
LOW 44F IN 1926
PRECIP 2.17 INS IN 1931
PEAK GUST 55 MPH W IN 1958
RECORDS FOR JUNE 17
HIGH 93F IN 1894
LOW 44F IN 1920
PRECIP 2.79 INS 2001 (Sub-Tropical storm ALLISON)
PEAK GUST 55e MPH S IN 1977
TODAY’S REPORT PREPARED BY: Cecilia Borries-Strigle
