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Sunday, August 28, 2016

August 28, 2016

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

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

DAILY DISCUSSION AND CLIMATE SUMMARY
SUNDAY, AUGUST 28, 2016
ALL TIMES ARE IN EASTERN STANDARD TIME

ANOTHER WARM AND DRY DAY WITH CLEAR SKIES AND
LIGHT AND VARIABLE WINDS

Yesterday was yet another day this hot month of August with
high temperatures in the high 80’s (86F) and dew points rising
to the low 60’s.  Dry conditions are prevailing throughout the
region.

The above normal temperatures continue today with our morning low
of 66 degrees running 6 degrees above the normal. Only 5 days have
had cooler than normal temperatures this month.

By the 1 o’clock observation, generally clear skies had a few small
cumulus clouds with visibility at 70 miles.  Dry and warm conditions
continued to prevail.

7 A.M.
Weather: Clear, Few Altocumulus all quadrants, Few Dense Cirrus WNW-N
Temperature: 70F; Dew Point: 62F; Wind: SSW at 5 kts
Wind: Light
Sea-level pressure: 30.30 ins. Hg, rising, then more slowly
Visibility: 50 miles, light distant haze
6-hr Max temp: 70F
6-hr Min temp: 66F
24-hr precip: 0.00 in.
BHO SA 1155 CLR 50 262/70/62/2005/030/ FEW AC ALQDS
FEW CI WNW-N LGT DSNT HZ WND LGT/ 8/084 51016 10070 20066

10 A.M.
Weather: Clear, Few thin Cirrus
Temperature: 80F; Dew Point: 58F; Wind: S at 5 kts,
Wind: Light and variable
Sea-level pressure: 30.29 ins. Hg, rising then falling slightly
Visibility: 70 miles
BHO SA 1455 CLR 70 261/80/58/VRB05/029/ FEW CI ALQDS WIND LGT AND VRB/
8/001  58001

1 P.M.
Weather: Clear, Few Altocumulus Few Cirrostratus SSE-SSW and NW-N
Temperature: 85F; Dew Point: 57F; Wind: VRB at 5 kts,
Wind: Light and Variable
Sea-level pressure: 30.24 ins. Hg, falling slowly
Visibility: 70 miles,
6-hr Max temp: 85F
6-hr Min temp: 70F
BHO SA 1755 CLR 70 241/85/57/VRB03/024/ FEW AC ALQDS FEW CS SSE-SSW AND
NW-N WND LGT AND VRB/ 8/085 58020 10085 20070

SUMMARY FOR SATURDAY, AUGUST 27, 2016

TEMPERATURE (DEGREES F)
MAX…..86   NORMAL…..78
MIN…..66   NORMAL…..61
MEAN….76   NORMAL…..69

DEPARTURE FROM 30-YEAR NORMAL……………………+7
TOTAL DEPARTURE FOR THE MONTH………………….+122 [+4.4 DEGREES/DAY]

COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY…………..11   DEPARTURE……….+7
TOTAL COOLING UNITS FOR THE MONTH………….281   DEPARTURE……..+112
TOTAL COOLING UNITS FOR THE SEASON…………755   DEPARTURE……..+235
TOTAL COOLING UNITS LAST SEASON TO DATE…….632   DIFFERENCE…….+123

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY……………….14 SE   AT   7:47 P.M.
AEROVANE………………..14 SE   AT   8:15 P.M.
ASOS……………………16 ENE  AT   3:01 P.M.
DAVIS…………………..15 WSW  AT  12:07 A.M. RMY 15
FASTEST MILE FOR YESTERDAY…………………12 SE   AT   7:49 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE………………12 SE   AT   8:07 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE……………..12 SE   AT   7:50 P.M.
AVERAGE WIND SPEED AND DIRECTION…………..8.0 NNW
ASOS…………………..8.4
DAVIS………………… 7.2 NE [51 Deg.] * Last of several occurrences

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.00  DEPARTURE……-0.14
ASOS…………..0.00
TOTAL PRECIPITATION FOR THE MONTH……….1.78  DEPARTURE……-1.84
ASOS…………..1.76
TOTAL PRECIPITATION FOR THE YEAR……….24.97  DEPARTURE……-9.64
ASOS………….25.27

PRELIMINARY CLIMATE SUMMARY FOR AUGUST 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

8/1  75/65/70/-2/0.02/320/37                 21 NE  AERO 20 ENE RMY 20
8/2  71/63/67/-5/0.12/000/00                 16 ENE AERO 16 ENE RMY 16
8/3  81/60/71/-1/0.00/603/70                 18 S   AERO 16 S   RMY 17
8/4  86/61/74/+2/0.00/833/97                 23 S   AERO 22 S   RMY 17
8/5  87/61/74/+2/0.00/823/96                 29 S   AERO 29 S   RMY 30
8/6  88/67/78/+6/T/419/49                    24 SSW AERO 23 SSW RMY 23
8/7  89/65/77/+5/0.00/784/92                 26 WNW AERO 25 WNW RMY 26
8/8  87/63/75/+3/0.00/816/96                 23 W   AERO 21 W   RMY 22
8/9  90/65/78/+6/0.00/789/93                 25 SSW AERO 24 SSW RMY 25
8/10 76/66/71/+0/0.28/017/02                 30 SSW AERO 31 SSW RMY 33
8/11 93/73/83/+12/T/666/79                   22 SSW AERO 21 SSW RMY 22
8/12 95/74/85/+14/0.00/487/58                30 SW  AER0 30 SW  RMY 31
8/13 77/67/72/+1/0.16/201/24                 25 NNW AERO 36 NNW RMY N/A TSTM
8/14 94/69/82/+11/0.39/701/84                39 SSW AERO 40 SSW RMY N/A TSTM
8/15 89/68/79/+8/0.00/758/91                 25 W   AERO 24 W   RMY 28
8/16 83/69/76/+5/0.02/125/15                 31 S   AERO 30 S   RMY N/A
8/17 84/68/76/+5/0.00/679/82                 38 W*  AERO 35 W   RMY 39
8/18 89/65/77/+6/T/635/77                    22 SW  AERO 20 SW  RMY 21
8/19 86/68/77/+7/0.00/674/82                 17 S   AERO 16 SSE RMY 17
8/20 86/65/76/+6/0.00/754/92                 25 S   AERO 23 S   RMY 25
8/21 87/63/75/+5/0.54/727/89                 25 S   AERO 22 SSE RMY N/A
8/22 78/59/69/-1/0.00/…/..                 31 NW  AERO 29 NW  RMY 32
8/23 80/54/67/-3/0.00/…/..                 23 WSW AERO 21 WSW RMY 23
8/24 87/62/75/+5/0.00/…/..                 22 W   AERO 18 W   RMY 20
8/25 86/65/76/+7/0.00/…/..                 28 SW  AERO 23 SW  RMY 27
8/26 88/70/79/+9/0.25/…/..                 23 W   AER0 17 W   RMY 21
8/27 86/66/76/+7/0.00/…/..                 14 SE  AERO 12 SE  RMY 15

Low temp since midnight is 66F; normal low is now 60F

DAILY RECORDS FOR AUGUST 2016
8/11/16: DAILY RECORD HIGH MINIMUM TEMPERATURE OF 73F,
TIES PREVIOUS RECORD SET IN 1900 AND 1988

8/12/16: DAILY RECORD HIGH MINIMUM TEMPERATURE OF 74F,
TIES PREVIOUS RECORD SET IN 1988

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

RECORDS FOR AUGUST 28
HIGH 95F IN 1948
LOW 43F IN 1885
PRECIP 1.80 INCHES IN 1922
PEAK GUST 87 MPH SSE IN 1971 (DORIA)

RECORDS FOR AUGUST 29
HIGH 95F IN 1953
LOW 41F IN 1982
PRECIP 2.88 INCHES IN 1962
PEAK GUST 70e MPH S IN 1949

TODAY’S REPORT PREPARED BY: Robert Millette

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