BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
TUESDAY, NOVEMBER 4, 2008 
ALL TIMES ARE IN EASTERN STANDARD TIME
 
BEAUTIFUL SUNNY AND MILD WEATHER FOR ELECTION DAY
TEMPERATURES RISE TO MID-60'S WITH GENTLE SW WINDS
 
The weather could not be better for this election
day 2008 with sunshine through just some high thin cirrus
clouds and mild temperatures up in the middle 60's.
Winds were only gentle and from the southwest. 
Thin fog early this morning dissipated by mid-morning
after low temperatures in the low to mid 30's in the
surrounding countryside but in the mid-40's
here atop Blue Hill as a result of a temperature 
inversion which developed overnight.   
 
Today's observations:
 
7 A.M.
Weather: High thin scattered cirrus, thin fog,
patches of dense fog below summit and inversion
to the south thru northwest  
Temperature: 46F, Dew point: 45F, Wind: SSW at 11 kts
Sea-level pressure: 30.41 inches Hg, rising
Visibility: 5 miles in fog, southwest 8 miles above inversion   
6-hourly minimum temperature: 45F
BHO SA 1155 300 –SCT 5F 299/46/45/2111/041/
FEW LWR CI CS LYR SE-SW PTCHS DENSE FG BLO
INVSN/SMT S-NW VSBY SW 8 ABV INVSN
HVY DEW ALL SFCS/ 8/008 51002 10046 20045
 
10 A.M.
Weather: High thin broken and thin overcast cirrus clouds
increasing, breaks in overcast distant north thru east  
Temperature: 55F, Dew point: 47F, Wind: SSW at 12 kts
Sea-level pressure: 30.40 inches Hg, falling
Visibility: 9 miles, hazy 
BHO SA 1455 250 –BKN 300 –OVC 9 295/55/47/2212/040/
BINOVC DSNT N-E HAZY/ 8/006 58004
 
1 P.M.
Weather: High thin broken cirrus clouds 
Temperature: 64F, Dew point: 48F, Wind: SSW at 10 kts,
Wind: direction variability S to WSW     
Sea-level pressure: 30.35 inches Hg, falling
Visibility: 15 miles, 20 miles west, hazy 
BHO SA 1755 250 –SCT 300 –BKN 15 278/64/48/2110/035/
VSBY WNW 20 HAZY WND 18V24/ 8/001 56017 10064 20046
 
WEATHER SUMMARY FOR MONDAY, NOVEMBER 3
 
TEMPERATURE (DEGREES F)
MAX.....50    NORMAL.....54
MIN.....32    NORMAL.....38
MEAN....41    NORMAL.....46
 
DEPARTURE FROM 30-YEAR NORMAL..............-5
TOTAL DEPARTURE FOR THE MONTH.............-15 [-5.2 DEGREES/DAY]
 
HEATING DEGREE DAYS
TOTAL HEATING UNITS FOR YESTERDAY............24  DEPARTURE.........+5
TOTAL HEATING UNITS FOR THE MONTH............71  DEPARTURE........+14
TOTAL HEATING UNITS FOR THE SEASON..........613  DEPARTURE........-35
TOTAL HEATING UNITS LAST SEASON TO DATE.....400  DIFFERENCE......+213
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY............23  S AT 8:47 P.M. *
                   AEROVANE.............22  S AT 8:47 P.M.     
                   ASOS.................22  S AT 8:47 P.M.  
                   DAVIS................28  S AT 8:47 P.M.  
FASTEST MILE FOR YESTERDAY..............18  S AT 8:49 P.M. 
MAXIMUM 2-MINUTE ASOS AVERAGE...........18  S AT 8:48 P.M.   
MAXIMUM 2-MINUTE DAVIS AVERAGE..........20  S AT 8:48 P.M. 
                   AVERAGE............11.4  S
                   ASOS...............11.5
                   DAVIS..............10.9  S [180 deg]
* 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..........0.00   DEPARTURE.......-0.45
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE YEAR..........44.94   DEPARTURE.......+2.47
                         ASOS.............47.52 #
#  Includes erroneous ASOS precipitation data on 2/13/08.
 
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/.../..     22 SW
11/2 43/29/36/-10/0.00/.../..   25 NW
11/3 50/32/41/-5/0.00/.../..    23 S
 
11/4 morning low temp. 45F; our normal low is now 38F
 
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 4
HIGH 77 IN 1987
LOW 22 IN 1891
PRECIP 3.27 INCHES IN 1910
SNOWFALL 6.4 IN 1945
PEAK GUST 73 WNW IN 1965
 
RECORDS FOR NOVEMBER 5
HIGH 76 IN 1994
LOW 18 IN 1908
PRECIP 4.26 INCHES IN 1955
SNOWFALL 1.5 IN 1892
PEAK GUST 69 W IN 2004
 
TODAY'S REPORT PREPARED By: Robert Skilling