BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
ALL TIMES EASTERN DAYLIGHT TIME
WEDNESDAY, JULY 13, 2005

Today's discussion at 2 p.m.

Temperatures are continuing cooler than normal this afternoon despite
a south to south-southwest wind.  Skies continue mostly sunny through
some high thin cloudiness.  Dewpoints continue at comfortable levels
near 60 degrees.

TODAY'S OBSERVATIONS......

8 A.M.

thin broken high clouds with visibility 7 miles in
thin fog; temp. 64/dewpoint 60; wind sse at 06 mph;
six hourly min. temp. 59 degrees

BHO SA 1155 80 SCT 100 SCT 150 -BKN 7 184/64/60/1505/007/
FEW STRA SLWLY DSSPTNG FEW ACC ALQDS THN F VSBY N 9 SE 5 SW/
8/ 8/680 53005 10064 20059

11 A.M.

thin scattered high clouds with 20 miles visibility;
temp. 74; dewpoint 60; wind south at 08 mph

BHO SA 1455 85 SCT 250 -SCT 300 -SCT 20 181/74/60/1907/006/
FEW ACC ALQDS VSBY W-NW 25 HAZY/ 8/081 58003

2 P.M.

high thin scattered clouds with visibility 30 miles;
temp. 75; dewpoint 59; wind south at 15 mph; max. temp.
during past six hours is 76 degrees...

BHO SA 1755 150 -SCT 250 -SCT 300 -SCT 30 180/75/59/1913/006/
FEW SML CU DSNT ALQDS FEW ACSL LGT HZ/ 8/141 55001 10076 20064

WEATHER SUMMARY FOR TUESDAY, JULY 12:

TEMPERATURE (DEGREES F)
MAX.....76   NORMAL.....81   MAX. 75.7 @ 2:45 p.m.
MIN.....60   NORMAL.....62   MIN. 60.2 @ 6:00 a.m.
MEAN....68   NORMAL.....72

DEPARTURE FROM 30-YEAR NORMAL.....- 4
TOTAL DEPARTURE FOR THE MONTH.....-37 (-3.3 DEGREE/DAY )

** eastern standard time

TOTAL HEATING UNITS FOR YESTERDAY.......0   DEP..... 0
TOTAL HEATING UNITS FOR JULY..................16  DEP......+7

FINAL HEATING DEGREE DAY UNITS FOR 2004-2005 SEASON:
TOTAL HEATING UNITS FOR THE JUNE........63   DEP....-11
TOTAL HEATING UNITS FOR THE SEASON 2004-2005....6409   DEP....+38
TOTAL HEATING UNITS FOR LAST SEASON..................6291   DIF.....+118

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY........21   NE AT  1:02 A.M.
                   AEROVANE...........................20    NW AT 2:19 P.M.
                   ASOS....................................18   NNE AT 5:32 A.M.
                   DAVIS....................................20    N  AT 4:14 A.M.

FASTEST MILE FOR YESTERDAY........... 15   ENE AT  1:14 A.M.
MAXIMUM 2-MINUTE ASOS AVERAGE.....16     E    AT  1:14 A.M.
MAXIMUM 1-MINUTE DAVIS AVERAGE.....16     NE AT  12:47 A.M.

AVERAGE WIND SPEED AND DIRECTION... 8.8  NE
ASOS........................................................  8.8  NE [ 050 deg]
DAVIS.......................................................  8.7  ENE    [ 060 deg ]

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..........2.56   DEPARTURE....+1.10
                         ASOS..............2.57
TOTAL PRECIPITATION FOR THE YEAR..........33.37   DEPARTURE....+6.39
                         ASOS.............32.25*

*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/N/A/000/00    39 NNE
7/9   76/54/65/-6/N/A/335/37      35 W
7/10  86/62/74/+3/0/787/77        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  morning low temp. 59 deg; normal now 62

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 62 in 1919

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

RECORDS FOR JULY 13
HIGH 95F IN 1894
LOW 52F IN 1888, 1895, 1939, 1973
PRECIP 3.54 INS IN 1996
WIND 55 MPH SE IN 1996

RECORDS FOR JULY 14
HIGH 98F IN 1952
LOW 51F IN 1895, 1937
PRECIP 1.97 INS IN 1960
WIND 110e MPH NW IN 1942 [RECORD FOR MONTH]

TODAY'S REPORT BY: Robert Skilling