Thursday, October 23, 2014
BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
THURSDAY, OCTOBER 23, 2014
ALL TIMES ARE IN EASTERN STANDARD TIME
NOR’EASTER BRINGS OVER 4 INCHES OF RAIN AND
WINDS GUSTING NEAR 60 MPH, PRECIP RECORDS BROKEN
Driving rains that entered the region last evening
last through early this morning bringing 4.88 inches
from 7:00 AM EST yesterday through 7:00 AM EST today
in our standard gauge rain gauge. ASOS measured a whopping
5.04, appearing to be the highest total in the region
during that time frame.
While our measurement of 4.88 is still preliminary at this
time, it is likely to break both daily precipitation records
for both yesterday and today. Below are the old records set
in 1898 and 1956 respectively. Official measurements will be
available in the coming days.
RECORDS FOR OCTOBER 22
PRECIP 1.37 INCHES IN 1898
RECORDS FOR OCTOBER 23
PRECIP 2.18 INCHES IN 1956
Last evening a peak gust of 58 MPH from the NE at 7:35 PM EST
was recorded on our 420c anemometer. Yesterday’s average wind
speed and direction of 20.5 MPH NNE represents one of the highest
daily averages in quite some time.
Today’s Observations:
7 A.M.
Weather: Light rain showers and fog, broken stratus,
broken nimbostratus, few cumulus fractus in all directions
Temperature: 48F; Dew Point: 48F; Wind: N at 20G28 kts,
Wind: Peak wind 30 kts N @ 6:05 AM EST
Sea-level pressure: 29.63 ins. Hg, falling, then more quickly
Visibility: 10 miles, except 20 miles SE-SSW, rain and fog obscuring
6-hr max temp: 49F
6-hr min temp: 48F
6-hr precip: 2.08 inch(ASOS)
24-hr precip: 4.88 inch, ASOS 5.04 inches
BHO SA 1155 E44 BKN 70 BKN 10RW-F 035/48/48/3620G28/963/
VSBY SE-SSW 20 MI CUFRA ALQDS PK WND 3630/05/ 8/720 58016
ASOS 60208 70504 MANUAL 70488 10049 20048
10 A.M.
Weather: Fog and light drizzle
Temperature: 51F; Dew Point: 50F; Wind: N at 17G23 kts,
Wind: Peak wind from N at 26 kts at 9:34 A.M. EST
Sea-level pressure: 29.62 ins. Hg, falling, then more slowly
Visibility: 1/2 of a mile, obscured by fog and light drizzle
3-hr precip: 0.09 inches
BHO SA 1455 W3 X 2 1/2L-F 029/51/50/3617G23/962/
PK WND 3626/34/ 8/// 56006 ASOS 60013 MANUAL 60009
1 P.M.
Weather: Light rain showers and fog
Temperature: 53F; Dew Point: 52F; Wind: N at 17G28 kts,
Wind: Peak wind from N at 28 kts at 12:55 P.M. EST
Sea-level pressure: 29.85 ins. Hg, falling, then more quickly
Visibility: 1/8 mile light rain and heavy fog
6-hr max temp: 53F
6-hr min. temp: 48F
6-hr precip: 0.14 in.
BHO SA 1755 W3 X 1/8RW-F 018/53/52/0117G28/985/ VSBY S-SW 1/2 MI
PK WND 0128/55/ 8//// 58011 ASOS 60018 MANUAL 60014 10053 20048
WEATHER SUMMARY FOR WEDNESDAY, OCTOBER 22, 2014
TEMPERATURE (DEGREES F)
MAX…..54 NORMAL…..58
MIN…..48 NORMAL…..41
MEAN….51 NORMAL…..49
DEPARTURE FROM 30-YEAR NORMAL…………………….+2
TOTAL DEPARTURE FOR THE MONTH……………………+65 [+2.8 DEGREES/DAY]
HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY…………..14 DEPARTURE………..-2
TOTAL HEATING UNITS FOR THE MONTH………….204 DEPARTURE……….-63
TOTAL HEATING UNITS FOR THE SEASON…………305 DEPARTURE………-104
TOTAL HEATING UNITS LAST SEASON TO DATE…….299 DIFFERENCE……….+6
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………58 NE AT 7:35 P.M.
ASOS…………………..59 NE AT 6:51 P.M.
DAVIS………………….56 NE AT 6:52 P.M. RMY 58
FASTEST MILE FOR YESTERDAY………………..36 NE AT 6:52 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE……………..36 NNE AT 8:08 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….34 NE AT 6:53 P.M.
AVERAGE WIND SPEED AND DIRECTION………….20.5 NNE
ASOS………………….19.8
DAVIS…………………17.3 NNE (027 degrees)
* Last of several occurrences
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….4.88 DEPARTURE……..+4.72
ASOS…………..5.04
TOTAL PRECIPITATION FOR THE MONTH……….8.62 DEPARTURE……..+5.33
ASOS…………..8.74
TOTAL PRECIPITATION FOR THE YEAR……….40.21 DEPARTURE……..-2.16
ASOS………….40.54
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 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
10/1 56/55/56/-1/1.63/000/00 33 NE RMY 36
10/2 55/47/51/-6/0.29/000/00 30 NE RMY N/A
10/3 54/46/50/-6/0.05/000/00 20 NE RMY 20
10/4 63/52/58/+2/0.30/000/00 30 SE RMY 32
10/5 60/45/53/-3/0.00/658/95 26 W RMY 28
10/6 66/42/54/-1/0.00/669/97 25 SSE RMY N/A
10/7 72/54/63/+8/0.01/281/38 43 S RMY 49
10/8 72/53/63/+9/0.01/562/82 40 S RMY N/A
10/9 64/48/56/+2/0.00/648/95 35 W RMY 39
10/10 63/43/53/-1/0.00/489/72 23 W RMY N/A
10/11 50/43/47/-6/0.35/000/00 15 N RMY N/A
10/12 60/40/50/-3/0.00/681/100 20 NW RMY N/A
10/13 61/45/53/+0/0.00/054/08 23 S RMY 25
10/14 75/58/67/+15/0.00/448/67 29 S RMY 31
10/15 79/62/71/+18/0.02/…/.. 32 SSW RMY 36
10/16 70/60/65/+14/0.60/000/00 37 S RMY 41
10/17 71/57/64/+13/0.00/…/.. 28 SW RMY 30
10/18 71/52/62/+11/0.24/…/.. 28 WNW RMY 30 TSTM
10/19 55/39/47/-3/0.00/…/.. 28 NW RMY 29
10/20 56/33/45/-5/0.00/…/.. 23 SW RMY 25
10/21 61/49/55/+5/…./…/.. 17 NNE RMY N/A
10/22 54/48/51/+2/…./000/00 58 NE RMY 58 TSTM
10/23 morning low temp: 48F since midnight; normal low now 40F
DAILY RECORDS FOR OCTOBER 2014:
10/1 – A NEW RECORD DAILY PRECIPITATION OF 1.63 INCHES;
surpasses the previous record of 1.44 ins. in 1984
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR OCTOBER 23
HIGH 82F IN 1947
LOW 24F IN 1969
PRECIP 2.18 INCHES IN 1956
SNOWFALL 3.0 INCHES IN 1891
PEAK GUST 78e MPH NW IN 1941
RECORDS FOR OCTOBER 24
HIGH 79F IN 1963
LOW 22F IN 1969
PRECIP 2.96 INCHES IN 1890
SNOWFALL 1.8 INCHES IN 1960
PEAK GUST 70 MPH SE IN 1959
TODAY’S REPORT PREPARED BY: Brian Fitzgerald
