BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
  
DAILY DISCUSSION AND CLIMATE SUMMARY
FRIDAY, OCTOBER 5, 2007    
ALL TIMES ARE IN EASTERN STANDARD TIME
 
RECORD HIGH TEMPERATURES YESTERDAY AND TODAY
 
As of 3:00 P.M. EDT today, the high temperature has reached 
86 degrees, surpassing the previous record for the date of 
85 degrees, set in 1922.
 
Yesterday's high temperature of 84 degrees surpassed the 
previous record for that date of 83 degrees, set in 1898
and 1959.  Yesterday's low temperature of 65 degrees also 
equaled the record for the highest minimum temperature for 
the date, previously set in 1927.
 
Today's observations:
 
7 A.M.   
Weather: Clear 
Temperature: 62F, Dew point: 55F, Wind: WSW at 07 kts
Sea-level pressure: 30.31 inches Hg, rising
Visibility: 10 miles, thin fog  
6-hour min temp: 61F
BHO SA 1155 CLR 10 263/62/55/2407/031/ K LYR W-ENE THN F 
PTCHS GF ALQDS DENSE PTCH OF FG BLO SMT 3 SW/ 53012 10068 20061
 
10 A.M.   
Weather: Clear
Temperature: 75F, Dew point: 57F, Wind: SW at 04 kts
Sea-level pressure: 30.32 inches Hg, rising
Visibility: 12 miles, hazy  
BHO SA 1455 CLR 12 266/75/57/2204/032/ HAZY/ 50003
 
1 P.M.     
Weather: Clear, few cumulus, moderate cumulus forming SW-NW
Temperature: 85F, Dew point: 63F, Wind: S at 10 kts
Wind: Variability SSE-WSW
Sea-level pressure: 30.26 inches Hg, falling
Visibility: 12 miles, hazy
6-hour max. temp.: 85F 
BHO SA 1755 CLR 12 247/85/63/1910/026/ FEW CU ALQDS 
MDT CU FRMG SW-NW HAZY WND 16V24/ 8/200 58019 10085 20062
 
WEATHER SUMMARY FOR THURSDAY, OCTOBER 04
 
TEMPERATURE (DEGREES F)
MAX.....84    NORMAL.....65 
MIN.....65    NORMAL.....47
MEAN....75    NORMAL.....56
DEPARTURE FROM 30-YEAR NORMAL.........+19 
TOTAL DEPARTURE FOR THE MONTH.........+36 [+8.8 DEGREES/DAY]  
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY..............21 SSW AT  2:32 A.M. *     
                   AEROVANE.............. 21 SSW AT  2:32 A.M.      
                   ASOS...................20 SW  AT  2:32 A.M.    
                   DAVIS..................25 SSW AT  2:31 A.M.     
FASTEST MILE FOR YESTERDAY................15 WSW AT  3:30 P.M.         
MAXIMUM 2-MINUTE ASOS AVERAGE.............15 W   AT  3:31 P.M.       
MAXIMUM 2-MINUTE DAVIS AVERAGE............UNKNOWN     
AVERAGE WIND SPEED AND DIRECTION.......... 8.7 SW  
                   ASOS................... 8.3   
                   DAVIS.................. 9.5 SW [228 deg] 
 
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00  DEPARTURE.....-0.14
                         ASOS..............0.00 
TOTAL PRECIPITATION FOR THE MONTH..........0.00  DEPARTURE.....-0.56  
                         ASOS..............0.00    
TOTAL PRECIPITATION FOR THE YEAR..........32.88  DEPARTURE.....-5.28
                         ASOS.............32.12    
 
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 2007...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
 
10/1 67/49/58/+1/0/592/84     18 S 
10/2 72/50/61/+5/0/.../..     20 SSE
10/3 73/61/67/+11/0/.../..    23 SSE
10/4 84/65/75/+19/0/.../..    21 SSW
 
10/5 morning low temperature 61F; normal low now 46F. 
 
NEW DAILY RECORDS FOR OCTOBER 2007:
10/4 - RECORD HIGH TEMPERATURE 84; PREVIOUS 83 IN 1898 and 1959.
     - EQUALED HIGH MINIMUM TEMPERATURE OF 65; ALSO IN 1927.
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR OCTOBER 5
HIGH 85F IN 1922
LOW 29F IN 1965
PRECIP 3.17 INCHES IN 1962
PEAK GUST 64e MPH S IN 1979
 
RECORDS FOR OCTOBER 6
HIGH 83F IN 1990
LOW 26F IN 1965
PRECIP 3.78 INCHES IN 1962
PEAK GUST 60e MPH S IN 1942
 
TODAY'S REPORT PREPARED By: Stephanie Radner