BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
TUESDAY, NOVEMBER 11, 2008 VETERANS DAY
ALL TIMES ARE IN EASTERN STANDARD TIME
 
SUNSHINE GIVES WAY TO A PARTLY CLOUDY SKY
AS GUSTY COLD WEST WINDS BRING BELOW NORMAL TEMPS.
AS NOVEMBER TEMPERATURES CONTINUE ABOVE NORMAL
 
A mostly sunny sky this morning became a partly
cloudy sky this afternoon and temperatures
were held to the mid-40's with gusty west winds.
A below normal temperature trend replaced much
warmer than normal November weather starting
yesterday but the month is still more than  
4 degrees warmer than normal.
 
Today's observations:
 
7 A.M.
Weather: Clear, few cumulus, stratocumulus offshore
distant ENE-E SSE-S, stratocumulus distant SW-N 
Temperature: 32F, Dew point: 24F, Wind: WSW at 12 kts
Sea-level pressure: 30.16 inches Hg, rising
Visibility: 50 miles  
6-hourly minimum temperature: 31F
24-hour rainfall: 0.00
BHO SA 1155 CLR 50 213/32/24/2412/016/
FEW CU/SC OFFSHR DSNT ENE-E AND DSNT SSE-S
SC DSNT SW-N ALG HRZN/ 8/800 53017 10034 20031  
 
10 A.M.
Weather:  Clear, cumulus and stratocumulus west thru north
and offshore distant ENE-ESE, numerous altocumulus lenticularis
west-southwest thru northwest  
Temperature: 42F, Dew point: 26F, Wind: W at 12 kts,
Wind: direction variability WSW-WNW 
Sea-level pressure: 30.20 inches Hg, rising
Visibility: 60 miles   
BHO SA 1455 CLR 60 226/42/26/2612/020/
CU/SC W-N AND OFFSHR DSNT ENE-ESE
NMRS ACSL WSW-NW WND 24V30/ 8/540 51013
 
1 P.M.
Weather: Broken stratocumulus, altocumulus lenticularis
west to west-northwest     
Temperature: 46F, Dew point: 26F, Wind: W at 16G23 kts,
Wind: Direction variability WSW to NW
Sea-level pressure: 30.17 inches Hg, steady
Visibility: 75 miles
6-hour max. temp: 47F
BHO SA 1755 E50 BKN 80 BKN 75 217/46/26/2816G23/017/
50 BKN V SCT ACSL W-WNW WND 24V32/ 8/540 10047 20032
 
WEATHER SUMMARY FOR MONDAY, NOVEMBER 10
 
TEMPERATURE (DEGREES F)
MAX.....52    NORMAL.....51
MIN.....34    NORMAL.....36
MEAN....43    NORMAL.....44
 
DEPARTURE FROM 30-YEAR NORMAL..............-1
TOTAL DEPARTURE FOR THE MONTH.............+46 [+4.4 DEGREES/DAY]
 
HEATING DEGREE DAYS
TOTAL HEATING UNITS FOR YESTERDAY............22  DEPARTURE.........+1
TOTAL HEATING UNITS FOR THE MONTH...........152  DEPARTURE........-47
TOTAL HEATING UNITS FOR THE SEASON..........694  DEPARTURE........-96
TOTAL HEATING UNITS LAST SEASON TO DATE.....567   DIFFERENCE.....+127 
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY............32  W  AT  1:48 P.M.    
                   AEROVANE.............30  W  AT  1:49 P.M.   
                   ASOS.................31  W  AT  1:49 P.M.  
                   DAVIS................32  W  AT  1:48 P.M.  
FASTEST MILE FOR YESTERDAY..............23 WSW AT  1:49 P.M.   
MAXIMUM 2-MINUTE ASOS AVERAGE...........23  W  AT  1:49 P.M.  
MAXIMUM 2-MINUTE DAVIS AVERAGE..........24 WSW AT  1:49 P.M.  
                   AVERAGE............12.5  W 
                   ASOS...............12.1
                   DAVIS..............12.9 WSW [250 deg]
 
 
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00    DEPARTURE.......-0.16
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE MONTH..........1.13    DEPARTURE.......-0.39
                         ASOS..............1.12
TOTAL PRECIPITATION FOR THE YEAR..........46.07    DEPARTURE.......+2.53
                         ASOS.............48.64 #
# Includes erroneous ASOS precipitation data on 2/13/08.
 
SNOWFALL (INCHES) THROUGH THIS MORNING (EST)
TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........0.0  DEPARTURE.....-0.1
TOTAL SNOWFALL FOR THE MONTH................0.0  DEPARTURE.....-0.7
TOTAL SNOWFALL FOR THE SEASON...............0.0  DEPARTURE.....-0.9
 
PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER 2008 CALENDAR DAY DATA
DATA REPORTED:
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST
AERO: Aerovane recording wind system gust when significant
TSTM: Thunderstorm day (thunder heard some time during day)
....: Data not yet available, records not finalized
 
11/1  58/36/47/0/0.00/266/43     22 SW
11/2  43/29/36/-10/0.00/598/97   25 NW
11/3  50/32/41/-5/0.00/000/00    23 S
11/4  65/45/55/+9/0.00/409/67    24 SSW
11/5  65/52/59/+14/0.07/018/03   28 NE 
11/6  55/52/54/+9/0.93/000/00    35 NNE
11/7  57/52/55/+10/0.04/000/00   24 N
11/8  59/55/57/+13/0.08/000/00   32 SE
11/9  57/45/51/+7/0.01/.../..    35 WSW 
11/10 52/34/43/-1/T/.../..       32 W
 
11/11 morning low temp. 31F; our normal low is now 36F
 
NEW DAILY RECORDS FOR NOVEMBER
 
None...
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR NOVEMBER 11
HIGH 68 IN 1984
LOW 17 IN 1956
PRECIP 1.14 INCHES IN 1991
SNOWFALL 2.5 IN 1986
PEAK GUST 64 NW IN 1962
 
RECORDS FOR NOVEMBER 12
HIGH 74 IN 1909
LOW 18 IN 1926
PRECIP 3.25 INCHES IN 1947
SNOWFALL 8.1 INCHES IN 1987
PEAK GUST 79e MPH NW IN 1947
 
TODAY'S REPORT PREPARED By: Robert Skilling