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

DAILY DISCUSSION AND CLIMATE SUMMARY
SATURDAY, JUNE 4, 2005
ALL TIMES ARE IN EASTERN STANDARD TIME [unless otherwise noted]

MOSTLY SUNNY AND WARM TODAY...
Under a mostly sunny sky today filled largely with thin cirrus,
the temperature has climbed to 81 degrees as of 2 PM EDT,
which is the warmest temperature since 86 was recorded on
April 20th and is only the second 80 degree reading this year.
The wind has been very light and variable, while visibility
has been around 30-35 miles and hazy.

Today's observations:

7 A.M. EST
Weather: Thin cirrus overcast with a few altocumulus and SC
Temperature: 64F, Dew point: 56F, Wind: SSW 7 mph
Sea-level pressure: 29.92 inches, falling
Visibility: 30 miles
BHO SA 1155 120 SCT 200 -BKN 250 -OVC 30 132/64/56/2006/992/ FEW ACSL
SE-SW SC DSNT SE-SSW HAZY WND LGT/ 8/571 58007 10064 20058

10 A.M. EST
Weather: Thin broken cirrus
Temperature: 74F, Dew point: 53F, Wind: SW 4 mph
Sea-level pressure: 29.91 inches, falling
Visibility: 35 miles
BHO SA 1455 200 SCT 250 -BKN 35 129/74/53/2103/991/ AC SSE-SW SC DSNT
ESE-SSW HAZY WND LGT AND VRB/ 8/531 58003

1 P.M. EST
Weather: Mostly sunny with cirrus
Temperature: 80F, Dew point: 52F, Wind: NE 6 mph, variable
Sea-level pressure: 29.86 inches, falling
Visibility: 35 miles
BHO SA 1755 200 SCT 250 -SCT 35 112/80/52/0405/986/ FEW AC DSNT SE-S
FEW CU DSNT SE-S FEW CUFRA VCNTY STN WND LGT AND VRB/ 8/131 58017 10081
20064

WEATHER SUMMARY FOR FRIDAY, JUNE 3

TEMPERATURE (DEGREES F)
MAX.....77   NORMAL.....72    ASOS.....77 AT 12:30 P.M.
MIN.....49   NORMAL.....53    ASOS.....49 AT 5:08 A.M.
MEAN....63   NORMAL.....62
DEPARTURE FROM 30-YEAR NORMAL......+1
TOTAL DEPARTURE FOR THE MONTH......-6  (-2.2 DEGREES/DAY)

HEATING DEGREE DAY UNITS...
TOTAL HEATING UNITS FOR YESTERDAY........2   DEP.....-2
TOTAL HEATING UNITS FOR THE MONTH.......15   DEP.....+1
TOTAL HEATING UNITS FOR THE SEASON....6361   DEP....+50
TOTAL HEATING UNITS FOR LAST SEASON...6238   DIF...+123

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY........29 S AT 4:29 P.M.
                   AEROVANE.........30 S AT 4:29 P.M.
                   ASOS.............26 S AT 4:29 P.M.
                   DAVIS............30 S AT 4:29 A.M.
FASTEST MILE FOR YESTERDAY..........20 SSE AT 3:57 P.M.*
MAXIMUM 2-MINUTE ASOS AVERAGE.......21 S AT 4:29 P.M.
AVERAGE WIND SPEED AND DIRECTION...13.0 S
                   ASOS............13.5
*LAST OF TWO OCCURRENCES

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....-0.39
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE YEAR..........29.74   DEPARTURE....+7.76
                         ASOS.............28.62*
*EXCLUDES 3.19 INCHES OF ERRONEOUS PRECIPITATION RECORDED FROM 1/23-1/28.


PRELIMINARY CLIMATE SUMMARY FOR JUNE 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

6/1 64/46/55/-7/0/570/63                 22 MPH S
6/2 75/48/62/0/0/.../..                  22 MPH S
6/3 77/49/63/+1/0/.../...                29 MPH S
6/4 ..overnight low 58

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

RECORDS FOR JUNE 4
HIGH 99F IN 1919 [Record for month]
LOW 41F IN 1915,1926
PRECIP 1.29 INS IN 1898
PEAK GUST 48 MPH SSE IN 1983

RECORDS FOR JUNE 5
HIGH 95F IN 1930
LOW 41F IN 1891
PRECIP 2.83 INS IN 1982
PEAK GUST 57 MPH NNW IN 1988

TODAY'S REPORT BY: Mike Iacono/George Holdsworth