BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
WEDNESDAY, NOVEMBER 15, 2006  
ALL TIMES ARE IN EASTERN STANDARD TIME
 
Today's observations:
 
7 A.M.
Weather: Overcast
Temperature: 53F, Dew point: 51F, Wind: S at 08 kts
Sea-level pressure: 30.00 inches, rising
Visibility: 8 miles, 10 miles N, 15 miles NE-SE 
6-hourly min. temp. 52 deg.
24-hourly rainfall: 0.02 inch 
BHO SA 1155 E6 OVC 8 159/53/51/1808/000/ VSBY N 10 NE-SE 15/ 
8/6// 53013 ASOS 70002 MANUAL 70002 10054 20052
   
10 A.M.   
Weather: Overcast
Temperature: 57F, Dew point: 54F, Wind: S at 11 kts
Sea-level pressure: 30.05 inches Hg, rising
Visibility:  9 miles  
BHO SA 1455 E8 OVC 9 175/57/54/1811/005/ 8/5// 51016
 
1 P.M.   
Weather: Overcast
Temperature: 60F, Dew point: 53F, Wind: S at 06 kts
Sea-level pressure: 30.04 inches Hg, falling 
Visibility: 15 miles                                 
6-hour max. temp. 61
BHO SA 1755 E20 BKN 25 OVC 15 172/60/53/1706/004/ 
8/5// 56003 10061 20053
 
WEATHER SUMMARY FOR TUESDAY, NOVEMBER 14  
 
TEMPERATURE (DEGREES F)
MAX.....60   NORMAL.....50 
MIN.....50   NORMAL.....35   
MEAN....55   NORMAL.....42   
DEPARTURE FROM 30-YEAR NORMAL........+13 
TOTAL DEPARTURE FOR THE MONTH........+69 [+4.7 DEG/DAY]
 
HEATING DEGREE DAYS
TOTAL HEATING UNITS FOR YESTERDAY..........10   DEPARTURE....-13
TOTAL HEATING UNITS FOR THE MONTH.........218   DEPARTURE....-70 
TOTAL HEATING UNITS FOR THE SEASON........757   DEPARTURE....-122
TOTAL HEATING UNITS LAST SEASON TO DATE...672   DIFFERENCE...+85
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY...........39 NNE AT 12:02 A.M.         
                   AEROVANE............33 NNE AT  2:17 A.M.           
                   ASOS................32 N   AT  2:17 A.M.          
                   DAVIS...............33 NNE AT 12:00 A.M.        
FASTEST MILE FOR YESTERDAY.............27 NNE AT 12:02 A.M. 
MAXIMUM 2-MINUTE ASOS AVERAGE..........25 NNE AT 12:02 A.M.     
MAXIMUM 2-MINUTE DAVIS AVERAGE.........27 NNE AT 12:02 A.M.             
AVERAGE WIND SPEED AND DIRECTION...... 12.3 SSW 
                   ASOS................12.3        
                   DAVIS...............12.3 SSE [160 deg.]
 
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.02  DEPARTURE.....-0.13    
                         ASOS..............0.02
TOTAL PRECIPITATION FOR NOVEMBER...........2.85  DEPARTURE.....+0.70 
                         ASOS..............2.84    
TOTAL PRECIPITATION FOR THE YEAR..........54.07  DEPARTURE.....+10.04
                         ASOS.............53.58 
 
PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER 2006......CALENDAR DAY DATA
DATA REPORTED:
DATE  MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST
 
AERO: Aerovane recording wind system when significant
TSTM: Thunderstorm day
....: Data not yet available
 
11/1  67/51/59/+12/0.06/490/79  25 SW
11/2  52/35/44/-2/0.29/130/21   30 NW   Aero 28 NW
11/3  46/30/38/-8/0/529/86      28 W
11/4  47/29/38/-8/0/576/94      30 W
11/5  47/30/39/-6/0/543/89      17 S 
11/6  56/36/46/+1/0/280/46      23 WSW 
11/7  57/39/48/+3/0.18/030/05   27 SSE
11/8  58/49/54/+10/0.91/000/00  27 ESE
11/9  62/53/58/+14/0.03/168/28  31 W
11/10 60/47/54/+10/0/580/97     33 W
11/11 64/45/55/+12/0/495/83     35 S
11/12 60/47/54/+11/0.58/000/00  37 NNE  TSTM
11/13 52/47/50/+7/0.37/000/00   39 NNE
11/14 60/50/55/+13/0.02/.../..  39 NNE
 
11/15 morning low temp. 52 deg; normal now 35 deg.
       
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR NOVEMBER 15
HIGH 74 IN 1993
LOW 15 IN 1933
PRECIP 1.66 INCHES IN 1981
SNOWFALL 4.0 IN 1967
PEAK GUST 58 NNW IN 1962// NW IN 1967
 
RECORDS FOR NOVEMBER 16
HIGH 73 IN 1927
LOW 8 IN 1933
PRECIP 2.25 INCHES IN 1981
SNOWFALL 2.0 IN 1913
PEAK GUST 78 S IN 1989
 
TODAY'S REPORT By: Stephanie Radner