BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA

DAILY DISCUSSION AND CLIMATE SUMMARY
THURSDAY, AUGUST 10, 2006
ALL TIMES ARE IN EASTERN STANDARD TIME

Today's observations:

7 A.M.
Weather: Overcast, high thin clouds   
Temperature: 67F, Dew point: 61F, Wind: SSW at 09 kts
Sea-level pressure: 29.93 ins, falling  
Visibility: 40 miles 
Six hourly min. temp. 63 deg. 

BHO SA 1155 220 SCT 250 ñOVC 40 136/67/61/2109/993/ 
PTCHS DENSE CI ALQDS/ 8/002 58008 10067 20063 

10 A.M.
Weather: High thin broken clouds   
Temperature: 76F, Dew point: 59F, Wind: SW at 08 kts 
Sea-level pressure: 29.89 ins., falling 
Visibility: 40 miles 

BHO SA 1455 200 BKN 250 ñBKN 123/76/59/2208/989/ 
CU FRMG ESE-SSW/ 8/102 58013

1 P.M.
Weather: Scattered cumulus moderate cumulus high broken clouds   
Temperature: 81F, Dew point: 57F, Wind: ENE at 4 kts 
Sea-level pressure: 29.89 ins., falling 
Visibility: 35 miles 

BHO SA 1755 55 SCT E150 BKN 105/81/57/2410G17/984/ MDT CU 
FEW ACSL LGT HZ/ 8/240 56018 10081 20067  

WEATHER SUMMARY FOR WEDNESDAY, AUGUST 9   

TEMPERATURE (DEGREES F)
MAX.....81   NORMAL.....80 
MIN.....58   NORMAL.....62   
MEAN....70   NORMAL.....71   
DEPARTURE FROM 30-YEAR NORMAL......-1
TOTAL DEPARTURE FOR THE MONTH.....+30 (3.1 DEGREES/DAY)

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY.........22 SSW AT 10:33 P.M.   
                   AEROVANE..........22 SSW AT 10:22 P.M.      
                   ASOS..............21 SSW AT 10:22 P.M. 
                   DAVIS.............25 SW AT 10:33 P.M.  
FASTEST MILE FOR YESTERDAY...........16 SSW AT 10:36 P.M.   
MAXIMUM 2-MINUTE ASOS AVERAGE........16 SSW AT 10:36 P.M.     
MAXIMUM DAVIS 2-MINUTE AVERAGE.......N/A
AVERAGE WIND SPEED AND DIRECTION....8.6 NW  
                   ASOS.............8.9 NW [310 deg]
                   DAVIS............8.6 W [310 deg]  
 
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00   DEPARTURE....-0.13   
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE MONTH..........0.24   DEPARTURE....-0.90 
                         ASOS..............0.23
TOTAL PRECIPITATION FOR THE YEAR..........39.77   DEPARTURE....+9.22 
                         ASOS.............39.29

PRELIMINARY CLIMATE SUMMARY FOR AUGUST 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

8/1  91/73/82/+10/0/425/49     25 SSW
8/2  94/75/85/+13/0.01/649/75  50 SW  TSTM 
8/3  91/64/78/+6/0/699/81      30 W
8/4  76/64/70/-2/0.12/293/34   23 WNW
8/5  84/65/75/+3/0/.../..      21 WNW
8/6  77/61/69/-3/0/.../..      25 SSE
8/7  83/65/74/+3/0.11/.../..   40 S   Aero 42 MPH S 
8/8  80/63/72/+1/0/810/99      24 NW   
8/9  81/58/70/-1/0/.../..      22 SSW

8/10  morning low temp. 63; normal now 62        

DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):

RECORDS FOR AUGUST 10
HIGH 101F IN 1949 [STATION RECORD MAXIMUM - Tied with 8/2/1975]
LOW 49F IN 1964
PRE 2.27 INS IN 1952
PEAK GUST 88e MPH S IN 1976

RECORDS FOR AUGUST 11
HIGH 97F IN 1944
LOW 49F IN 1972
PRECIP 3.13 INCHES IN 1990
PEAK GUST 44 MPH SW IN 1971

Today's report by: Stephanie Radner