BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
ALL TIMES EASTERN STANDARD TIME
FRIDAY, JULY 29, 2005

TODAY'S OBSERVATIONS

7AM
BHO SA 1155 220 -BKN 20 195/64/59/2410/011/
FEW AC SE-S K LYR ALNG HRZN ALQDS FEW SC BLO INVRSN NW VSBY NW 7/ 8/471 53010 10064 20060

10AM
BHO SA 1455 200 -BKN 20 202/77/55/2510/013/
FEW SC FRMG W/ 8/501 53007

1PM
BHO SA 1755 55 SCT 150 BKN 200 OVC 20 198/78/57/2514G20/011/
FEW ACC E FEW BINOVC SE/ 8/551 58004 10081 20064


WEATHER SUMMARY FOR THURSDAY, JULY 28:

TEMPERATURE (DEGREES F)
MAX.....72   NORMAL.....82     ASOS...72 AT  3:02 P.M.
MIN.....60   NORMAL.....63     ASOS...59 AT 11:55 P.M.
MEAN....66   NORMAL.....72

DEPARTURE FROM 30-YEAR NORMAL.....- 6
TOTAL DEPARTURE FOR THE MONTH.....+18 (+0.6 DEGREES/DAY )

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY........24  NE   AT  9:42  A.M.
                   AEROVANE...........................27   NE   AT  8:57 A.M.
                   ASOS................................... 25   NE  AT   9:53 A.M.

FASTEST MILE FOR YESTERDAY........... 18  NE   AT 9:59 A.M.
MAXIMUM 2-MINUTE ASOS AVERAGE..... 18  NNE  AT 11:22  A.M.

AVERAGE WIND SPEED AND DIRECTION...  11.0  NE
ASOS........................................................    11.4


PRECIPITATION (INCHES) THROUGH THIS MORNING (EDT)
TOTAL PRECIPITATION 24 HRS ENDING 8 A.M....0.00   DEPARTURE....-0.12
                        ASOS.............. 0.00
TOTAL PRECIPITATION FOR THE MONTH..........2.72   DEPARTURE....-0.66
                         ASOS..............2.72
TOTAL PRECIPITATION FOR THE YEAR..........33.38   DEPARTURE....+4.63
                         ASOS.............32.40*

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

PRELIMINARY CLIMATE SUMMARY FOR JULY 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

7/1   75/60/68/-2/0.02/110/12     20 SSW
7/2   80/62/71/+1/0/776/85        24 W
7/3   77/59/68/-2/0/885/97        18 ENE
7/4   81/58/70/0/0/701/77         22 SSE
7/5   86/60/73/+2/0/783/86        27 S
7/6   71/57/64/-7/*1.43/000/00    35 NNE  Aero 38 MPH NNE
7/7   62*/56/59/-12/T/000/00      30 NE
7/8   59*/53/56/-15/1.02/000/00   39 NNE
7/9   76/54/65/-6/0.09/335/37     35 W   TSTM
7/10  86/62/74/+3/0/787/87        32 WNW
7/11  88/66/77/+5/0/822/91        30 NW
7/12  76/60/68/-4/0/849/94           21 NE
7/13  77/59/68/-4/0/649/72        27 S
7/14  84/64/74/+2/0/0/648/72      27 SW
7/15  82/67/75/+3/0/681/76        21 NE
7/16  86/66/76/+4/0/600/67        25 S
7/17  82/67/75/+3/0/0/072/08      27 SSE
7/18  83/72/78/+6/0.15/142/16     23 S
7/19  91/72*/82/+10/0.01/508/57   25 W  TSTM
7/20  88/70/79/+7/0/863/97        23 W
7/21  86/68/77/+5/0/629/70        17 WNW
7/22  91/68/80/+8/T/807/91        28 NNW TSTM
7/23  82/64/73/+1/0/865/99        28 WNW
7/24  81/60/71/-2/0/856/98        24 NW
7/25  81/65/73/0/0/370/42         38 S   Aero 42 MPH S
7/26  93/69/81/+9/0/.../..        27 S
7/27  94/67/81/+9/T/.../..        33 S
7/28  72/60/66/-6/0/.../..        24 NE

NEW RECORDS FOR JULY TO DATE....

*  7/6 - NEW RECORD DAILY PRECIP. 1.43 ins.; previous record 1.04 ins.
*  7/7 - max. temp. of 62 equaled record low maximum for date set in 1914
*  7/8 - max. temp. of 59 broke record for date; previous 63 in 1919
*  7/19 - min. temp. of 72 tied record high minimum for date set in 1949 and 1991

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

RECORDS FOR JULY 29
HIGH      97F IN 1949
LOW       53F IN 1888,1914
PRECIP    1.53 INCHES IN 1901
PEAK GUST 40e MPH E IN 1941

RECORDS FOR JULY 30
HIGH      99F IN 1949
LOW       51F IN 1956
PRECIP    1.84 INCHES IN 1976
PEAK GUST 70e MPH SW 1944

TODAY'S REPORT BY: Andrew Hoell