BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
ALL TIMES EASTERN STANDARD TIME
FRIDAY, AUGUST 12, 2005

TODAY'S OBSERVATIONS

7AM
BHO SA 1155 140 OVC 12 175/71/63/0609/005/ K LYR ALNG HRZN W-NE TOP 
INVRSN 500 FT BOSTON HAZY/ 8/07/ 51007 10071 20068

10AM
BHO SA 1455 130 SCT 9 173/82/67/1109/004/ FEW SC FRMG ALQDS HAZY/ 
8/57/ 52002

WEATHER SUMMARY FOR THURSDAY, AUGUST 11:

TEMPERATURE (DEGREES F)
MAX..... 90   NORMAL.....80   ASOS....90 AT 1:00 P.M.
MIN......69   NORMAL.....62   ASOS....69 AT 5:59 A.M.
MEAN.....80   NORMAL.....71

DEPARTURE FROM 30-YEAR NORMAL.....+ 9
TOTAL DEPARTURE FOR THE MONTH.....+ 62 [ +5.6 DEGREES/DAY ]


PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY........23   NE AT  5:37 P.M.
                   AEROVANE..........................  22   NE AT  5:40 P.M.
                   ASOS...................................  20   NE AT  6:00 P.M.

FASTEST MILE FOR YESTERDAY...........    16 NE  AT 5:40 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE.....   15 NE  AT 6:06 P.M.

AVERAGE WIND SPEED AND DIRECTION...  9.5  SSW
ASOS........................................................   10.4



PRECIPITATION (INCHES) THROUGH THIS MORNING (EDT)
TOTAL PRECIPITATION 24 HRS ENDING 8 A.M....TRACE  DEPARTURE....-0.13
                        ASOS.............. 0.00
TOTAL PRECIPITATION FOR AUGUST.............1.26   DEPARTURE....-0.14
                         ASOS..............1.13
TOTAL PRECIPITATION FOR THE YEAR..........34.79   DEPARTURE....+4.13
                         ASOS.............33.53*

*EXCLUDES 3.19 INCHES OF ERRONEOUS PRECIPITATION RECORDED FROM 1/23-1/28.

PRELIMINARY CLIMATE SUMMARY FOR AUGUST 2005......CALENDAR DAY DATA
DATA REPORTED:
DATE  MAX/MIN/MEAN/DEP/PRECIP/SNOW/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST

AERO: Aerovane recording wind system when significant
TSTM: Thunderstorm day
....: Data not yet available

8/1   85/62/74/+2/0.72/416/48     32 WMW  Aero 36 MPH WNW TSTM
8/2   87/65/76/+4/0.03/821/95     21 W
8/3   87/67/77/+5/0/578/67        20 WNW
8/4   85/66/76/+4/0/800/93        25 SE
8/5   95/67/81/+9/0.49/515/60     51 WSW  TSTM Aero 50 MPH WSW
8/6   82/65/74/+2/0/.../..        21 NNE
8/7   85/63/74/+3/0/.../..        22 S
8/8   92/66/79/+8/0/.../..        23 S
8/9   87/70/79/+8/0.02/221/26     28 S
8/10  88/69/79/+8/0/670/79        24 SSE
8/11  90/69/80/+9/T/.../..        23 NE

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

RECORDS FOR AUGUST 12
HIGH      99F IN 1944
LOW       48F IN 1930
PRECIP    1.89 INCHES IN 1979
PEAK GUST 50 MPH NE IN 1983

RECORDS FOR AUGUST 13
HIGH      98F IN 1944, 2002
LOW       47F IN 1902, 1957
PRECIP    2.92 INCHES IN 1989
PEAK GUST 52 MPH SSE IN 1963

TODAY'S REPORT BY: Andrew Hoell