Tuesday, October 28, 2014
BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
TUESDAY, OCTOBER 28, 2014
ALL TIMES ARE IN EASTERN STANDARD TIME
CLEAR AND DRY MONDAY GIVES WAY TO HAZY,
WARMER TUESDAY
Visibility held at 80 miles for the majority of Monday
with very little in the way of cloud development under
rising pressure. Station pressure has flattened out
this morning while high clouds have begun to filter
in from the west.
By the 1:00 PM EST observation hazy conditions were
still prevalent with high clouds continuing to filter in.
A maximum temperature of 69F had been reach by that
time as well.
Today’s Observations:
7 A.M.
Weather: Scattered cirrocumulus, few stratocumulus
extending NE-SSE, few altocumulus distant WSW
Temperature: 49F; Dew Point: 36F; Wind: SE at 7 kts,
Sea-level pressure: 30.08 ins. Hg, slightly higher
Visibility: 50 miles, light distant haze
6-hr max temp: 49F
6-hr min temp: 46F
24-hr precip: 0.00
BHO SA 1155 250 SCT 50 187/49/36/1407/008/
FEW SC XTNDING NW-SSE FEW AC DSNT WSW LGT DSNT HZ ALQDS/
8/539 53004 10049 20046
10 A.M.
Weather: Broken translucent cirrus/cirrostratus,
few altocumulus distant NE
Temperature: 59F; Dew Point: 46F; Wind: estimated SE at 05 kts,
Wind Speed: Light
Sea-level pressure: 30.07 ins. Hg, rising, then falling and lower
Visibility: 40 miles, light distant haze
BHO SA 1455 E250 BKN 40 184/59/46/E1305/007/
FEW AC DSNT NE LGT DSNT HZ ALQDS WND LGT/ 8/076 58003
1 P.M.
Weather: Broken cirrus/cirrostratus, few cumulus distant S,
few altocumulus S-NNW, few cirrocumulus in all directions
Temperature: 69F; Dew Point: 50F; Wind: S at 8 kts,
Sea-level pressure: 30.01 ins. Hg, falling, then more slowly
Visibility: 50 miles, light distant haze
6-hr max temp: 69F
6-hr min temp: 48F
6-hr precip: 0.00
BHO SA 1755 E250 BKN 50 162/69/50/1908/001/
FEW CU DSNT S FEW AC DSNT S-NNW FEW CC ALQDS LGT DSNT HZ ALQDS/
8/187 56022 10069 20048
WEATHER SUMMARY FOR MONDAY, OCTOBER 27, 2014
TEMPERATURE (DEGREES F)
MAX…..61 NORMAL…..57
MIN…..42 NORMAL…..39
MEAN….52 NORMAL…..48
DEPARTURE FROM 30-YEAR NORMAL…………………….+4
TOTAL DEPARTURE FOR THE MONTH……………………+74 [+2.5 DEGREES/DAY]
HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY…………..13 DEPARTURE………..-4
TOTAL HEATING UNITS FOR THE MONTH………….277 DEPARTURE……….-73
TOTAL HEATING UNITS FOR THE SEASON…………378 DEPARTURE………-114
TOTAL HEATING UNITS LAST SEASON TO DATE…….401 DIFFERENCE………-23
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………26 WNW AT 10:21 A.M.
ASOS…………………..32 WNW AT 10:21 A.M.
DAVIS………………….29 WNW AT 11:10 A.M. RMY 31
FASTEST MILE FOR YESTERDAY………………..21 WNW AT 12:09 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE……………..21 WNW AT 12:57 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….20 WNW AT 10:24 A.M.
AVERAGE WIND SPEED AND DIRECTION………….14.0 WNW
ASOS………………….13.9
DAVIS…………………12.0 W (281 degrees)
* 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……….9.86 DEPARTURE……..+5.80
ASOS…………..9.99
TOTAL PRECIPITATION FOR THE YEAR……….41.45 DEPARTURE……..-1.69
ASOS………….41.79
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/+5/0.16/…/.. 17 NNE RMY N/A
10/22 54/48/51/+2/2.38/000/00 58 NE RMY 58 TSTM
10/23 53/47/50/+1/3.66/000/00 43 N RMY N/A
10/24 52/43/48/-1/0.16/000/00 25 NNW RMY N/A
10/25 63/41/52/+3/0.00/…/.. 21 WSW RMY N/A
10/26 57/43/50/+2/T/…/.. 37 W RMY 39
10/27 61/42/52/+4/0.00/…/.. 26 WNW RMY 31
10/28 morning low temp: 46F since midnight; normal low now 39F
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
10/22 – A NEW RECORD DAILY PRECIPITATION OF 2.38 INCHES;
surpasses the previous record of 1.37 ins. in 1898
10/23 – A NEW RECORD DAILY PRECIPITATION OF 3.66 INCHES;
surpasses the previous record of 2.18 ins. in 1956
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR OCTOBER 28
HIGH 81F IN 1919
LOW 23F IN 1914
PRECIP 2.46 INCHES IN 2006
SNOWFALL TRACE IN 1934,1957,1979
PEAK GUST 71 MPH SSW IN 1995
RECORDS FOR OCTOBER 29
HIGH 74F IN 1989
LOW 23F IN 1891
PRECIP 2.42 INCHES IN 2012
SNOWFALL 4.0 INCHES IN 2011
PEAK GUST 76 E IN 2012
TODAY’S REPORT PREPARED BY: Brian Fitzgerald
