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

DAILY DISCUSSION AND CLIMATE SUMMARY
SATURDAY, SEPTEMBER 2, 2006
ALL TIMES ARE IN EASTERN STANDARD TIME

CLOUDY, COOL AND WINDY TODAY...REMNANTS OF TROPICAL STORM 
ERNESTO NOW INLAND WELL TO THE WEST...AUGUST 2006 TEMPERATURE
SLIGHTLY COOL AND RAINFALL VERY CLOSE TO AVERAGE...
Onshore winds have increased today with the passage of former
tropical storm Ernesto through PA and NY today. There has
been no rainfall at the Observatory or in much of New England
as moderate to heavy rain falls to our west.  The peak gust 
so far today has been 39 mph ENE at 1:30 and 1:50 P.M. EST. 
The average wind has been very steady today at 20 mph ENE
for each of the six hours ending at 1 P.M. EST. The barometric
pressure continued to rise into early afternoon today, but it 
is now beginning to slowly decrease as of 3 P.M.

August 2006

Average Max Temp: 77.6 [-1.3] deg F
Average Min Temp: 60.5 [-0.4] deg F
Average Temp: 69.1 [-0.8] deg F
Precipitation: 4.03 [-0.03] inches
Peak Gust: 50 mph, SW (2nd)
Average Wind Speed: 10.8 mph, W

Today's observations:
																																
7 A.M.
Weather: Cloudy with stratocumulus and altostratus
Temperature: 60F, Dew point: 57F, Wind: ENE at 16 kt
Sea-level pressure: 30.35 inches Hg, rising
Visibility: 25 miles
BHO SA 1155 10 SCT E55 BKN 100 BKN 180 OVC 25 276/60/57/0716/
035/ HAZY/ 8/528 53013 10060 20059

10 A.M.
Weather: Cloudy with stratocumulus and altostratus
Temperature: 62F, Dew point: 57F, Wind: ENE at 17G28 kt 
Sea-level pressure: 30.37 inches Hg, rising
Visibility: 15 miles, hazy
BHO SA 1455 15 SCT E25 BKN 100 OVC 15 283/62/57/0717G28/037/ 
HIR CLDS OCNLY VSBL E HAZY PK WND 0728/52/ 8/528 53007

1 P.M.
Weather: Cloudy with stratocumulus and altostratus
Temperature: 62F, Dew point: 57F, Wind: ENE at 18G27 kt
Sea-level pressure: 30.37 inches Hg, steady
Visibility: 15 miles, hazy
BHO SA 1755 15 SCT E30 BKN 75 OVC 15 283/62/57/0718G27/037/ 
SUN OCNLY DMLY VSBL VSBY W 20 N-E 12 HAZY PK WND 0730/18/ 
8/52/ 55000 10063 20060


WEATHER SUMMARY FOR FRIDAY, SEPTEMBER 1   

TEMPERATURE (DEGREES F)
MAX.....68   NORMAL.....75 
MIN.....57   NORMAL.....58   
MEAN....63   NORMAL.....67   
DEPARTURE FROM 30-YEAR NORMAL......-4
TOTAL DEPARTURE FOR THE MONTH......-4 (-4.5 DEGREES/DAY)

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY.........29 ENE AT 10:37 P.M. 
                   AEROVANE..........29 ENE AT 10:37 P.M.     
                   ASOS..............24 ENE AT 11:31 P.M.
                   DAVIS.............26 ENE AT 10:38 P.M.
FASTEST MILE FOR YESTERDAY...........19 ENE AT 11:15 P.M.  
MAXIMUM 2-MINUTE DAVIS AVERAGE...... 20 ENE AT 10:38 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE........18 ENE AT 11:17 P.M.   
AVERAGE WIND SPEED AND DIRECTION...11.5 ENE
                   ASOS............10.5
                   DAVIS...........N/A

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....-0.13
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE YEAR..........43.56   DEPARTURE....+9.96 [CORRECTED]
                         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


PRELIMINARY CLIMATE SUMMARY FOR SEPTEMBER 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

9/1  68/57/63/-4/0/.../..      29 ENE  Aero 29 MPH ENE
9/2  morning low temp. 59
 

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

RECORDS FOR SEPTEMBER 3
HIGH 95F IN 1929
LOW  43F IN 1983
PRECIP 3.82 INCHES IN 1972 (TROPICAL STORM CARRIE)
PEAK GUST 58 MPH NNE IN 1972 (TROPICAL STORM CARRIE)

TODAY'S REPORT BY: Mike Iacono