Thursday, July 10, 2014
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
THURSDAY, JULY 10, 2014
ALL TIMES ARE IN EASTERN STANDARD TIME
CONSIDERABLE DENSE HIGH CLOUDINESS WITH DIMMED SUNSHINE
TEMPERATURE NOT AS WARM AS PREVIOUS DAYS
HUMIDITY LOWER AS DEW POINTS FALL TO THE 50’S
A later of dense cirrus clouds was allowing dimmed sunshine
today but with light west winds our temperature had climbed
to 80 degrees by 2 P.M. EDT. Humidity is lower than yesterday
and much lower than some previous days with dew points falling
into the 50’s. Visibility is excellent and up to 60 to 70 miles
except to the northeast where its about 30 to 40 miles. Distant
haze prevails.
Today’s Observations:
7 A.M.
Weather: Scattered dense ci, broken dense cirrus, few altocumulus and
altocumulus of a chaotic sky, altocumulus layer receding ENE-SE,
dense cirrus (2 layers) receding from W-N, line of clearing extending W-N
Temperature: 68F; Dew Point: 60F; Wind: NW at 8 kts
Sea-level pressure: 30.08 ins. Hg,, rising then more rapidly
Visibility: 60 miles, except WNW 75 miles, NW 70 miles,
and NE 30 miles, distant haze except light haze S-NW
6-hr max temp: 69F
6-hr min temp: 65F
24-hr precip: None
BHO SA 1155 200 SCT E220 BKN 60 187/68/60/3108/008/ FEW AC/ACSL CHAOTIC
ALQDS AC LYR RCDNG ENE-SE DNS CI LYR XCPT W-N LINE OF CLRG XTDNG W-N
VSBY NE 30 HAZY WNW 75 AND NW 70 LGT DSNT HZ/ 8/092 53022 10069 20065
10 A.M.
Weather: Broken dense cirrus, broken cirrus with thin spots in the
overcast, break in overcast with line of clearing W-NNE
Temperature: 75F; Dew Point: 56F; Wind: NW at 8 kts,
Sea-level pressure: 30.11 ins. Hg, rising then more slowly
Visibility: 65 miles, except NW 70, NE 45 , distant haze
BHO SA 1455 E220 BKN 250 BKN 65 197/75/56/3208/011/ 250 LYR PTLY THN
ALQDS DNS CI ALQDS LINE OF CLRG XTDNG W-NNE VSBY NW 70 NE 45
LGT DSNT HZ/ 8/002 51010
1 P.M.
Weather: Overcast of dense cirrus, thin spots in overcast,
break in overcast/line of clearing distant WSW-WNW, few small
cumulus distant SSE and NNW
Temperature: 77F; Dew Point: 58F; Wind: SW at 15 kts,
Sea-level pressure: 30.11 ins. Hg, steady
Visibility: 65 miles, NW 70 miles, NE 30 miles, hazy, light haz
other directions
6-hr max temp: 80F
6-hr min temp; 68F
BHO SA 1755 E220 OVC 65 197/77/58/2315/011/ FEW SML CU DSNT SSE AND NNW
OVC DNS CI THN SPTS IOVC BINOVC/LINE OF CLRG XTDNG DSNT WSW-NNW
VSBY NE 30 HZY NW 70/ 8/102 50000 10080 20068
WEATHER SUMMARY FOR WEDNESDAY, JULY 9, 2014
TEMPERATURE (DEGREES F)
MAX…..86 NORMAL…..81
MIN…..70 NORMAL…..63
MEAN….78 NORMAL…..72
DEPARTURE FROM 30-YEAR NORMAL…………………….+6
TOTAL DEPARTURE FOR THE MONTH……………………+34 [+3.6 DEGREES/DAY]
COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY………….13 DEPARTURE……….+6
TOTAL COOLING UNITS FOR THE MONTH………….88 DEPARTURE………+31
TOTAL COOLING UNITS FOR THE SEASON………..197 DEPARTURE………+11
TOTAL COOLING UNITS LAST SEASON TO DATE……263 DIFFERENCE……..-66
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY………………28 SSW AT 12:13 A.M.
ASOS…………………..32 SSW AT 12:13 A.M.
DAVIS………………….31 SSW AT 12:13 A.M. RMY N/A
FASTEST MILE FOR YESTERDAY………………..23 SSW AT 12:38 A.M.
MAXIMUM 2-MINUTE ASOS AVERAGE……………..23 SW AT 3:55 P.M.
MAXIMUM 2-MINUTE DAVIS AVERAGE…………….23 SSW AT 12-1 A.M.
AVERAGE WIND SPEED AND DIRECTION…………14.1 SW
ASOS…………………13.8
DAVIS………………..13.3 SSW [210 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……….2.80 DEPARTURE……….+1.81
ASOS…………..2.80
TOTAL PRECIPITATION FOR THE YEAR……….27.35 DEPARTURE……….-0.61
ASOS………….27.66
PRELIMINARY CLIMATE SUMMARY FOR JULY 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
7/1 85/66/76/+6/0.00/…/.. 31 SSW RMY 36
7/2 89/69/79/+9/0.00/…/.. 33 SSW RMY 38
7/3 91/68/80/+9/…./…/.. 29 W RMY 30 TSTM
7/4 72/61/67/-4/…./…/.. 28 N RMY N/A TSTM
7/5 77/55/66/-5/…./…/.. 36 NW RMY N/A
7/6 83/61/72/+1/0.00/…/.. 29 SW RMY 33
7/7 85/65/75/+4/T/…/.. 33 SW RMY 38 TSTM [NO RAIN]
7/8 89/70/80/+8/0.00/…/.. 31 SW RMY 38
7/9 86/70/78/+6/0.00/…/.. 28 SSW RNY N/A
7/10 morning low of 65F, norm now 63F
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR JULY 10
HIGH 99F IN 1911
LOW 46F IN 1890
PRECIP 1.68 INS IN 1933
WIND 75 MPH W IN 1985
RECORDS FOR JULY 11
HIGH 98 IN 1911
LOW 49 IN 1890
PRECIP 1.87 INS IN 1959
WIND 53 MPH NW IN 1988
TODAY’S REPORT PREPARED BY: Robert Skilling
