Tuesday, June 24, 2014

| June 24, 2014 | Reply
BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA

DAILY DISCUSSION AND CLIMATE SUMMARY
TUESDAY, JUNE 24, 2014
ALL TIMES ARE IN EASTERN STANDARD TIME

DRY CONDITIONS CONTINUE WITH HIGHS REACHING
THE LOWER 80S.

Monday continued our long stretch of dry weather, making today
the sixth straight day without measurable precipitation. With
less than a week left in them month, monthly precipitation stands
at a deficit of 1.58 inches below the norm.

Today’s Observations:

7 A.M.
Weather: Scattered cirrus fibratus, few altocumulus
in all directions
Temperature: 65F; Dew Point: 56F; Wind: SSW at 10 kts,
Sea-level pressure: 30.19 ins. Hg, decreasing, then increasing
and higher
Visibility: 60 miles, light distant haze in all directions
6-hr max temp: 65F
6-hr min temp: 57F
24-hr precip: None
BHO SA 1155 300 SCT 60 222/65/56/2010/019/ FEW AC ALQDS LGT
DSNT HZ ALQDS/ 8/031 53002 10065 20057

10 A.M.
Weather: Few altocumulus distant SW-WNW, few dense cirrus
SW-WSW, few cirrus fibratus in all directions
Temperature: 77F; Dew Point: 57F; Wind: SSW at 11 kts,
Sea-level pressure: 30.16 ins. Hg, steady, then falling
Visibility: 60 miles, light distant haze in all directions
BHO SA 1455 CLR 60 213/77/57/2111/016/ FEW AC DSNT SW-WNW FEW
DNS CI SW-WSW FEW CI ALQDS LG DSNT HZ ALQDS/ 8/072 58009

1 P.M.
Weather: Scattered cirrocumulus, scattered cirrus fibratus,
few cumulus in all directions, few altocumulus lenticularis
distant SW-NNE
Temperature: 80F; Dew Point: 59F; Wind: S at 12G19 kts,
Sea-level pressure: 30.11 ins. Hg, falling, then more quickly
Visibility: 40 miles, light distant haze in all directions
6-hr max temp: 81F
6-hr min temp: 64F
BHO SA 1755 200 SCT 300 SCT 40 198/80/59/1912G19/011/
FEW CU ALQDS FEW ACSL DSNT SW-NNE LGT DSNT HZ ALQDS/
8/149 58015 10081 20064

WEATHER SUMMARY FOR MONDAY, JUNE 23, 2014

TEMPERATURE (DEGREES F)
MAX…..80    NORMAL…..77
MIN…..57    NORMAL…..59
MEAN….69    NORMAL…..68

DEPARTURE FROM 30-YEAR NORMAL…………………….+1
TOTAL DEPARTURE FOR THE MONTH……………………+25 [+0.9 DEGREES/DAY]

HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY……………0  DEPARTURE……….-1
TOTAL HEATING UNITS FOR THE MONTH…………..28  DEPARTURE………-39
TOTAL HEATING UNITS FOR THE SEASON………..6422  DEPARTURE………+52
TOTAL HEATING UNITS LAST SEASON TO DATE……5781  DIFFERENCE…. ..+641

COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY…………..4   DEPARTURE………..0
TOTAL COOLING UNITS FOR THE MONTH………….55   DEPARTURE………-13
TOTAL COOLING UNITS FOR THE SEASON…………68   DEPARTURE………-24
TOTAL COOLING UNITS LAST SEASON TO DATE…….93   DIFFERENCE……..-25

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………22  SSW  AT 5:33 P.M.
ASOS…………………..24  SSW  AT 5:33 P.M.
DAVIS………………….22  SSW  AT 5:06 P.M. RMY 24
FASTEST MILE FOR YESTERDAY………………..18  SSW  AT 5:32 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE……………..20  SSW  AT 5:34 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….19  SSW  AT 5:33 P.M.
AVERAGE WIND SPEED AND DIRECTION…………..8.4 S
ASOS…………………..8.9
DAVIS………………….7.5 S [179 deg]
* last of several occurrences…

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.00  DEPARTURE……….-0.11
ASOS…………..0.00
TOTAL PRECIPITATION FOR THE MONTH……….1.92  DEPARTURE……….-1.58
ASOS…………..1.87
TOTAL PRECIPITATION FOR THE YEAR……….24.26  DEPARTURE……….-1.90
ASOS………….24.39

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/+1/0.00/655/72              22 WNW RMY 23
6/7  82/56/69/+5/0.00/893/98              21 W   RMY 22
6/8  84/63/74/+10/0.00/702/77             18 SW  RMY N/A
6/9  77/61/69/+5/0.13/046/05              21 WSW RMY 22
6/10 80/56/68/+3/0.10/183/20              29 ENE RMY 33
6/11 69/55/62/-3/T/439/48                 21 ENE RMY 20
6/12 70/56/63/-2/0.00/101/11              21 ESE RMY N/A
6/13 67/58/63/-2/0.34/000/00              25 E   RMY N/A
6/14 73/58/66/0/0.04/238/26               23 WNW RMY 24
6/15 78/53/66/0/0.00/824/90               25 NNW RMY 27
6/16 79/56/68/+2/0.00/834/91              23 S   RMY N/A
6/17 81/58/70/+3/0.28/743/81              25 S   RMY 24  TSTM
6/18 83/65/74/+7/T/706/77                 35 W   RMY 38
6/19 81/61/71/+4/0.00/559/61              24 NW  RMY 25
6/20 75/55/65/-3/0.00/…/..              24 NW  RMY 27
6/21 75/52/64/-4/0.00/…/..              17 NNW RMY 19
6/22 75/54/65/-3/0.00/…/..              17 N   RMY 19
6/23 80/57/69/+1/0.00/…/..              22 SSW RMY 24

6/24 morning low temp: 57F; the normal low is now 60F

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 24
HIGH 91F IN 1914,1976,2013
LOW 40F IN 1932
PRECIP 2.80 INS IN 1929
PEAK GUST 54 MPH WNW IN 2010

RECORDS FOR JUNE 25
HIGH 93F IN 1943,1980, 2005
LOW 47F IN 1903
PRECIP 1.38 INS IN 2012
PEAK GUST 51 MPH W IN 1960

TODAY’S REPORT PREPARED BY: Brian Fitzgerald

Category: Daily Discussions

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