BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
TUESDAY, NOVEMBER 25, 2008 
ALL TIMES ARE IN EASTERN STANDARD TIME
 
RAINFALL TOTAL NEARING ONE AND ONE HALF INCHES
PEAK WIND GUSTS NEAR 40 MPH AT TIMES
TEMPERATURES RISING TO LOWER 50'S
 
Rain began in the very early morning hours
and in just 12 hours totaled 1.41 inches by
1 p.m.  There were many hours of moderate
rain with 0.25 inch in the hour ending at
11 a.m. being the greatest.  The east veering
to southeast winds have been gusty at times
but certainly nothing much to write about as
we might have expected with this storm.
A couple of gusts reached near 43 MPH before
dawn and again late this morning. Temperatures
have risen to the 50-degree mark and slightly
higher from 41F at midnight. 
 
Today's observations:
 
7 A.M.
Weather: Overcast stratus fractus drifting over summit,
moderate rain and fog
Temperature: 44F, Dew point: 44F, Wind: ESE at 17G23 kts,
Wind: Peak wind gust 28 kts ESE @ 6:42 a.m. 
Sea-level pressure: 29.88 inches Hg, falling
Visibility: 2 variable to 3 miles
6-hourly minimum temperature: 42F
BHO SA 1155 E3 OVC 21/2VRF 118/44/44/1117G27/988/
CIG RGD STFRA DRFTG OVR SMT VSBY 2V3 CIG/VSBY LWR
PST HR PK WND 1128/42/ 8/7// 58010 ASOS 60062
MANUAL 6060/ ASOS 70062 MANUAL 70060 10044 20042
 
10 A.M.
Weather: Obscurement, moderate rain and heavy fog  
Temperature: 48F, Dew point: 48F, Wind: ESE at 16G27 kts,
Wind: Peak wind gust 27 kts ESE @ 9:47 a.m. 
Sea-level pressure: 29.80 inches Hg, falling
Visibility: 1/16 mile 
3-hour rainfall: 0.39 inch
BHO SA 1455 W3 X 1/16RF 093/48/48/1115G27/980/
PK WND 1127/47/ 8//// 58025 ASOS 60041 MANUAL 6039/
 
1 P.M.
Weather: Low overcast stratus fractus clouds with
light rain, drizzle and fog 
Temperature: 51F, Dew point: 51, Wind: SE at 19G30 kts,
Wind: Peak wind gust 33 kts SSE @ 12:09 p.m. 
Sea-level pressure: 29.70 inches Hg, falling
Visibility: 2 miles, 1/2 mile north, occasionally lower
all quads as clouds drift over summit
6-hour max. temp: 51F
6-hour rainfall: 0.81 inch
BHO SA 1755 E3 OVC 2R-L-F 058/51/51/1319G30/970/ CIG RGD
STFRA OCNL DRFTG OVR SMT VSBY N 1/2 CDNS OCNL LWR
PK WND 1533/09/ 8/7// 56035 MANUAL 6081/
ASOS 60087 10051 20044
 
WEATHER SUMMARY FOR MONDAY, NOVEMBER 24
 
TEMPERATURE (DEGREES F)
MAX.....41    NORMAL.....46
MIN.....25    NORMAL.....32
MEAN....33    NORMAL.....39
 
DEPARTURE FROM 30-YEAR NORMAL..............-6
TOTAL DEPARTURE FOR THE MONTH..............-14 [-0.8 DEGREES/DAY]
 
HEATING DEGREE DAYS
TOTAL HEATING UNITS FOR YESTERDAY............32  DEPARTURE.........+6
TOTAL HEATING UNITS FOR THE MONTH...........546  DEPARTURE........+13
TOTAL HEATING UNITS FOR THE SEASON.........1088  DEPARTURE........-36
TOTAL HEATING UNITS LAST SEASON TO DATE.....938  DIFFERENCE......+150
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY............32  E  AT 11:59 P.M. 
                   AEROVANE.............32  E  AT 11:59 P.M.  
                   ASOS.................31  E  AT 11:51 P.M. 
                   DAVIS................30 ESE AT  7:11 P.M. 
FASTEST MILE FOR YESTERDAY..............23  E  AT 11:58 P.M.  
MAXIMUM 2-MINUTE ASOS AVERAGE...........22  E  AT 11:52 P.M. 
MAXIMUM 2-MINUTE DAVIS AVERAGE..........22  E  AT 11:52 P.M. 
                   AVERAGE............11.1 ESE      
                   ASOS...............10.6
                   DAVIS..............11.0 SSE [150 deg]
 
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M.....0.60   DEPARTURE.......+0.45
                         ASOS...............0.62
TOTAL PRECIPITATION FOR THE MONTH...........2.79   DEPARTURE.......-0.95
                         ASOS...............2.83
TOTAL PRECIPITATION FOR THE YEAR...........47.73   DEPARTURE.......+1.97
                         ASOS..............49.73 #
# 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..............TRACE  DEPARTURE.....-2.1
TOTAL SNOWFALL FOR THE SEASON.............TRACE  DEPARTURE.....-2.3
 
 PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER 2008 CALENDAR DAY DATA
DATA REPORTED:
DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOW/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/+10/0.05/000/00      24 N
11/8  59/55/57/+13/0.07/000/00      32 SE
11/9  57/45/51/+7/0.01/462/77       35 WSW 
11/10 52/34/43/-1/T/316/53          32 W
11/11 47/31/39/-4/0.00/428/72       33 W
11/12 46/35/41/-2/0.00/355/60       17 W
11/13 49/36/43/0/0.05/T/000/00      35 ESE SLEET 8 AM
11/14 59/49/54/+12/0.07/0/000/00    22 SE
11/15 67/56/62/+20/0.62/0/000/00    65 SSE Aero 69 MPH SSE
11/16 64/37/51/+9/0.32/0/169/29     53 W   Aero 46 MPH W
11/17 47/31/39/-2/0.00/0/0/501/86   24 SSW
11/18 38/23/31/-10/0.00/0.0/580/100 33 NW
11/19 31/18/25/-16/0.00/0.0/566/98  32 NW
11/20 33/17/25/-15/0.00/0.0/547/95  32 W   Aero 29 MPH W
11/21 32/19/26/-14/0.00/0.0/551/96  36 NW  Aero 33 MPH NW
11/22 26/17/22/-18/0.00/0.0/515/90  47 WNW Aero 47 MPH WNW
11/23 31/18/25/-14/0.00/0.0/.../..  35 W   Aero 33 MPH W
11/24 41/25/33/-6/0.00/0.0/.../..   32 E
 
11/25 morning low temp. 41F; our normal low is now 31F
 
NEW DAILY RECORDS FOR NOVEMBER 2008...
 
11/15 PEAK GUST: 65 SSE, PREVIOUS RECORD, 58 NNW in 1962, NW in 1967
11/15 HIGH MIN TEMP: 56F; TIED WITH 1989
11/22 LOW MAX TEMP:  26F; TIED WITH 1972
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR NOVEMBER 25
HIGH 71 IN 1979
LOW 13 IN 1938
PRECIP 3.10 INCHES IN 1983
SNOWFALL 8.0 INS IN 1888
PEAK GUST 94e E IN 1950
 
RECORDS FOR NOVEMBER 26
HIGH 66 IN 1979
LOW 6 IN 1938
PRECIP 2.22 INS IN 1888
SNOWFALL 3.0 INS IN 1974
PEAK GUST 78 SSE IN 1964
 
TODAY'S REPORT PREPARED By: Robert Skilling