BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
WEDNESDAY, AUGUST 16, 2006
ALL TIMES ARE IN EASTERN STANDARD TIME
 
Today's observations:
                                
7 A.M.
Weather: Clear, few distant high clouds distant east thru south 
Temperature: 66F, Dew point: 58F, Wind: SSW at 15 kts 
Sea-level pressure: 29.80 inches Hg, rising
Visibility: 60 miles, 70 miles NW   
Six hourly min. temp. 62 deg. 
24-hourly precip: 0.59 inch
 
BHO SA 1155 CLR 60 186/66/58/2808/008/ FEW AC DSNT WNW-N 
AND CI/DENSE CI DSNT E-SSW VSBY NW 70/ 8/042 51015 
MANUAL 70059 ASOS 70065 10066 20062 
 
10 A.M.
Weather: Clear, few distant clouds 
Temperature: 76F, Dew point: 59F, Wind: W at 07 kts 
Sea-level pressure: 30.10 inches Hg, steady
Visibility: 65 miles, 70 NW  
 
BHO SA 1455 CLR 65 195/76/59/2607/010/ FEW CUFRA FRMG E-ESE 
CU FRMG DSNT SW-N FEW ACSL NW-NNW CI/DENSE CI DSNT E-SSW
VSBY NW 70 WND 23V30/ 8/142 51009 
 
WEATHER SUMMARY FOR TUESDAY, AUGUST 15  
 
TEMPERATURE (DEGREES F)
MAX.....77   NORMAL.....79  Max. @ 3:23 p.m. 
MIN.....66   NORMAL.....61  Min. @ 11:59 p.m.  
MEAN....72   NORMAL.....70   
DEPARTURE FROM 30-YEAR NORMAL......+ 2 
TOTAL DEPARTURE FOR THE MONTH......+13 (0.7 DEGREES/DAY)
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY.........30 S AT 3:29 A.M. *  
                   AEROVANE..........32 S AT 3:29 A.M.       
                   ASOS..............29 S AT 3:29 A.M.  
                   DAVIS.............33 SSW AT 3:28 A.M. 
FASTEST MILE FOR YESTERDAY...........23 S   AT 3:17 A.M.  
MAXIMUM 2-MINUTE DAVIS AVERAGE.......24 SSW AT 3:59 A.M.  
MAXIMUM 2-MINUTE ASOS AVERAGE........24 S   AT 3:17 A.M.  
AVERAGE WIND SPEED AND DIRECTION.....13.4 SW 
                   ASOS..............13.7 SSW [200 deg]
                   DAVIS.............13.7 SSW [210 deg]
* last of several occurrences....

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.59   DEPARTURE....+0.46   
                         ASOS..............0.65
TOTAL PRECIPITATION FOR THE MONTH..........1.31   DEPARTURE....-0.61
                         ASOS..............1.33
TOTAL PRECIPITATION FOR THE YEAR..........40.84   DEPARTURE....+9.51
                         ASOS.............40.39
 
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 Aero 50 MPH SW
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/.../..   30 S
 
8/16 morning low temp. 62; normal now 61
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
ECORDS FOR AUGUST 16
HIGH 95F IN 1944
LOW 50F IN 1927
PRECIP 1.47 INCHES IN 1926
PEAK GUST 45e MPH N IN 1951
 
RECORDS FOR AUGUST 17
HIGH 97F IN 1944
LOW 48F IN 1902
PRECIP 2.17 INCHES IN 1998
PEAK GUST 50e MPH SSW IN 1952, 50 MPH WNW IN 1962
 
TODAY'S REPORT BY: Robert Skilling