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Monday, June 8, 2015

June 8, 2015

BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY MONDAY, JUNE…

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BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA

DAILY DISCUSSION AND CLIMATE SUMMARY
MONDAY, JUNE 8, 2015
ALL TIMES ARE IN EASTERN STANDARD TIME

STRONG SOUTHERLY WINDS AND SHOWERS ENTER THE REGION

Southerly winds have stayed steady this morning at
15 to 20 knots, occasionally gusting to near 30 knots.
An overnight low of 50F quickly jumped into the 60s
this morning, as temperature topped out at 69F by
the 1:00 PM EST observation.

Rain showers which began at 10:28 AM EST this morning,
were light and intermittent for roughly an hour or so
totaling just a trace. Winds have stayed gusty by the
1:00 PM EST observation, with the RM Young anemometer
recording a peak gust of 38 MPH so far.

Today’s Observations:

7 A.M.
Weather: Broken cirrus, few stratocumulus in all directions
Temperature: 60F; Dew Point: 49F; Wind: S at 13G20 kts
Sea-level pressure: 30.04 ins. Hg, falling, then more slowly
Visibility: 60 miles, except 50 miles WSW-NE, thin fog
6-hr Max temp: 60F
6-hr Min temp: 50F
24-hr precip: 0.00 ins.
BHO SA 1155 E200 BKN 60 173/60/49/1913G20/004/
VSBY WSW-NE 50 MI FEW SC ALQDS THN FG ALQDS/ 8/501 56008 10060 20050

10 A.M.
Weather: Showers distant SW-NW, broken stratocumulus,
thin overcast of stratocumulus,few cumulus distant SSW
Temperature: 67F; Dew Point: 52F; Wind: S at 20G28 kts
Peak Wind: 28 kts S @ 9:51 A.M. EST
Sea-level pressure: 29.99 ins. Hg, falling, then steady
Visibility: 40 miles, showers distant
BHO SA 1455 E60 BKN 85 -OVC 40 155/67/52/1920G28/999/
SHWRS DSNT SW-NW FEW CU DSNT SSW BINOVC N PK WND 1928/51/ 8/5// 56018

1 P.M.
Weather: Scattered stratocumulus, overcast altostratus,
few cumulus fractus in all directions except NE
Temperature: 69F; Dew Point: 58F;  Wind: S at 18G25 kts
Peak Wind: 25 kts S @ 12:53 P.M. EST
Sea-level pressure 29.93 ins. Hg, falling then more slowly
Visibility: 30 miles, thin fog
6-hr Max temp: 69F
6-hr Min temp: 60F
6-hr precip: Trace
BHO SA 1755 45 SCT E110 OVC 30 134/69/58/1918G25/993/
FEW CUFRA ALQDS XCPT NE BRGHT SPTS DSNT WSW THN FG ALQDS
PK WND 1925/53/ 8/71/ 56021 MANUAL 6000/ 10069 20060

SUMMARY FOR SUNDAY, JUNE 7, 2015

TEMPERATURE (DEGREES F)
MAX…..73   NORMAL…..73
MIN…..49   NORMAL…..55
MEAN….61   NORMAL…..64

DEPARTURE FROM 30-YEAR NORMAL……………………-3
TOTAL DEPARTURE FOR THE MONTH…………………..-59 [-8.6 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY……………4  DEPARTURE………..+0
TOTAL HEATING UNITS FOR THE MONTH…………..75  DEPARTURE……….+45
TOTAL HEATING UNITS FOR THE SEASON………..6479  DEPARTURE………+146
TOTAL HEATING UNITS LAST SEASON TO DATE……6414  DIFFERENCE………+65

COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY…………..0   DEPARTURE……….-2
TOTAL COOLING UNITS FOR THE MONTH…………..0   DEPARTURE………-14
TOTAL COOLING UNITS FOR THE SEASON…………49   DEPARTURE………+11
TOTAL COOLING UNITS LAST SEASON TO DATE…….23   DIFFERENCE……..+26

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………28  S    AT   8:39 P.M.
ASOS…………………..29  S    AT   8:40 P.M.
DAVIS………………….27  S    AT  10:01 P.M. RMY 29
FASTEST MILE FOR YESTERDAY………………..21  S    AT  10:27 P.M.*
MAXIMUM 2-MINUTE ASOS AVERAGE……………..21  S    AT  10:26 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….19  S    AT   8:38 P.M.
AVERAGE WIND SPEED AND DIRECTION…………..10.1 S
ASOS…………………..10.2
DAVIS………………….8.9  S [167 deg.] * 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………..1.55   DEPARTURE….+0.39
ASOS……………1.57
TOTAL PRECIPITATION FOR THE YEAR………. 20.86   DEPARTURE….-2.77
ASOS……………N/A ***
*** ASOS annual totals not available due to erroneous readings

PRELIMINARY CLIMATE SUMMARY FOR JUNE 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

6/1  48/46/47/-15/0.69/0.0/000/00              32 NE  RMY 34
6/2  47/44/46/-16/…./0.0/000/00              28 NNE RMY 28
6/3  59/44/52/-10/0.00/0.0/…/..              16 ESE RMY 16
6/4  63/46/55/-8/0.00/0.0/…/..               17 E   RMY 16
6/5  70/49/60/-3/T/0.0/…/..                  17 NNE RMY 17
6/6  65/52/59/-4/0.00/0.0/…/..               26 ENE RMY 27
6/7  73/49/61/-3/0.00/0.0/…/..               28 S   RMY 29

6/8 low since midnight is 50F; normal low is now 55F

DAILY RECORDS FOR JUNE 2015
6/1- NEW RECORD LOW MAXIMUM TEMPERATURE OF 48F
surpasses previous record of 51F in 2004

DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):

RECORDS FOR JUNE 8
HIGH 94F IN 1984
LOW 37F IN 1932
PRECIP 1.53 INS IN 1947
PEAK GUST 86e MPH WNW IN 1946 [Record for month]

RECORDS FOR JUNE 9
HIGH 94F IN 2008
LOW 40F IN 1980
PRECIP 2.08 INCHES IN 1931
PEAK GUST 67 MPH NW IN 1973

TODAY’S REPORT PREPARED BY: Brian Fitzgerald

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Blue Hill Observatory & Science Center · Legal

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Effective January 1, 2025 · Milton, Massachusetts · bluehill.org
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