BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
FRIDAY, SEPTEMBER 1, 2006
ALL TIMES ARE IN EASTERN STANDARD TIME
 
Today's observations:
                                
7 A.M.
Weather: High overcast, halo
Temperature: 59F, Dew point: 55F, Wind: N at 10 kt
Sea-level pressure: 30.32 inches Hg, rising
Visibility: 70 miles
BHO SA 1155 E220 OVC 70 269/59/55/0110/032/ 
FEW SC E CLR SKY/BINOVC DSNT N HALO/ 8/507 50006 
10060 20057
 
10 A.M.
Weather: High overcast, halo
Temperature: 66F, Dew point: 57F, Wind: NE at 8 kt 
Sea-level pressure: 30.35 inches Hg, rising
Visibility: 60 miles
BHO SA 1455 25 SCT E220 OVC 60 277/66/57/0408/035/ 
SC/MDT CUFRM TOPS CLR SKY/BINOVC DSNT N HALO WND 01V08/ 
8/507 51008
 
1 P.M.
Weather: High overcast, double halo
Temperature: 68F, Dew point: 57F, Wind: NE at 8 kt
Sea-level pressure: 30.34 inches Hg, steady
Visibility: 60 miles
BHO SA 1755 25 SCT E220 OVC 60 274/68/57/0408/034/ 
SC/MDT CUFRM TOPS NW-N DOUBLE HALO VSBY NW 70 WND 36V09/ 
8/507 10068 20059
 
WEATHER SUMMARY FOR THURSDAY, AUGUST 31  
 
TEMPERATURE (DEGREES F)
MAX.....72   NORMAL.....76 
MIN.....50   NORMAL.....58   
MEAN....61   NORMAL.....67   
DEPARTURE FROM 30-YEAR NORMAL......-6
TOTAL DEPARTURE FOR THE MONTH.....-18 (-0.8 DEGREES/DAY)
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY.........24 NNW AT 12:37 A.M. 
                   AEROVANE..........25 NNW AT 12:35 A.M.     
                   ASOS..............20 N AT 12:57 A.M.
                   DAVIS............. N/A
FASTEST MILE FOR YESTERDAY...........14 NNW AT 12:38 A.M. *  
MAXIMUM 2-MINUTE DAVIS AVERAGE...... N/A
MAXIMUM 2-MINUTE ASOS AVERAGE........15 N AT 12:56 A.M.   
AVERAGE WIND SPEED AND DIRECTION....6.7 NNW
                   ASOS.............6.3 NNW
                   DAVIS............6.7 NNW
*LAST OF SEVERAL OCCURRENCES
 
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..........0.00   DEPARTURE....
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE YEAR..........43.56   DEPARTURE....+10.10
                         ASOS.............43.12
 
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/+3/0/678/79      21 WNW
8/6  77/61/69/-3/0/822/96      25 SSE
8/7  83/65/74/+3/0.11/350/41   40 S   Aero 42 MPH S 
8/8  80/63/72/+1/0/842/99      24 NW    
8/9  81/58/70/-1/0/849/100     22 SSW
8/10 83/57/71/+2/0.06/432/51   28 WSW TSTM 
8/11 75/57/66/-5/0/843/100     24 NNW 
8/12 73/51/62/-9/0/757/90      29 WNW      
8/13 76/52/64/-7/0/729/87      28 WSW
8/14 83/56/70/0/0/727/87       37 S 
8/15 77/66/72/+2/1.01/258/31   30 S 
8/16 82/62/72/+2/0/806/97      22 W
8/17 79/60/70/0/0/803/97       18 NE
8/18 81/64/73/+3/0/380/46      23 S
8/19 82/61/72/+2/T/379/46      23 S  
8/20 82/64/73/+4/1.42/254/31   36 SSE TSTM Aero 42 MPH SSE
8/21 73/62/68/-1/0/196/24      25 WNW
8/22 81/59/70/+1/0/799/98      23 W
8/23 81/63/72/+3/0/641/79      31 NNE
8/24 71/59/65/-4/0/713/88      23 NE
8/25 61/58/60/-8/0.38/000/00   24 ENE TSTM
8/26 69/57/63/-5/0/539/67      20 SE
8/27 64/53/59/-9/0.43/040/05   28 SSE 
8/28 72/57/65/-3/0.21/032/04   27 NNE 
8/29 59/57/58/-9/0.28/000/00   24 N   Aero 27 MPH N  
8/30 74/57/66/-1/0/143/18      24 NW  Aero 28 MPH NNW
8/31 72/50/61/-6/0/642/81      24 NNW
 
9/1 morning low temp. 57; normal 58
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR SEPTEMBER 1
HIGH 93F IN 1969
LOW 47F IN 1975
PRECIP 1.60 INCHES IN 1927
PEAK GUST 59e MPH S IN 1945, SSW IN 1965
 
RECORDS FOR SEPTEMBER 2
HIGH 99F IN 1953 (SEPTEMBER MAXIMUM RECORD)
LOW 44F IN 1909
PRECIP 2.73 INCHES IN 1947
PEAK GUST 55e MPH WNW IN 1944
 

TODAY'S REPORT BY: Stephanie Radner