BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
ALL TIMES EASTERN DAYLIGHT TIME
TUESDAY OCTOBER 4, 2005
TODAY'S DISCUSSION....2 P.M.
VERY DENSE FOG EARLY A.M. WITH ZERO VISIBILITY HERE AT SUMMIT...
EARLY OCTOBER TEMPERATURES CONTINUE UNUSUALLY WARM
The fog was extremely dense at the summit this morning with a ceiling
of 100 feet and zero visibility at 8 a.m. observation. A trace in some
very light drizzle was observed for a few hours this morning. The low
stratus clouds finally cleared away after 11 a.m. and by early this
afternoon the temperature had moved into the lower 70's.
October continues to be much warmer than normal; by more than
six degrees for the first three days.
TODAY'S OBSERVATIONS....
8 A.M.
dense fog with zero visibility in fog and very light drizzle;
temp. and dewpoint 56; wind wsw at 07 mph; 6 hourly min. temp. 55
BHO SA 1155 W1X 0L-F 295/56/56/2406/040/ PCPN VRY LGT/ 8////
56001 MANUAL 6000/ 10058 20055
11 A.M.
low overcast with 10 miles visibility in thin fog;
temp. 60 and dewpoint 59; wind sw at 06 mph...
BHO SA 1455 E5 OVC 10 304/60/59/2205/043/ SUN DISC OCNL VSB THN F ALQDS
VSBY HIER N-NE VSBY SE 7/ 8/6// 51009 6000/
2 P.M. high thin scattered clouds with 35 miles visibility with
light haze and smoke along horizons; temp. 72; dewpoint 56;
wind SSW at 08 mph but variable S to WSW; six hourly max. temp. 72 deg.
BHO SA 1755 220 SCT 250 -SCT 35 282/72/56/2007/036 FEW DENSE CI
THN KH ALG HRZNS VSBY WNW 45 WND 19V25/ 8/002 56022 6000/ 10072 20056
WEATHER SUMMARY FOR MONDAY OCTOBER 3:
TEMPERATURE (DEGREES F)
MAX......73 NORMAL.....65 HAZEN 72.7 @ 2:01 P.M.
MIN......56 NORMAL.....47 HAZEN 56.0 @ 6:41 A.M.
MEAN.....65 NORMAL.....56
DEPARTURE FROM 30-YEAR NORMAL.....+ 9
TOTAL DEPARTURE FOR THE MONTH.....+ 20 + 6.5 deg. WARMER THAN NORMAL
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY......... 15 S AT 3:27 P.M. **
AEROVANE..............................18 S AT 3:27 P.M. **
ASOS...................................... 14 S AT 9:33 P.M.
DAVIS...................................... 17 S AT 1:37 P.M.
** last of several occurrences
FASTEST MILE FOR YESTERDAY................. n/a
MAXIMUM 2-MINUTE ASOS AVERAGE..........12 S AT 9:43 P.M.
MAXIMUM 1-MINUTE DAVIS AVERAGE..........12 S AT 12:57 P.M.
AVERAGE WIND SPEED AND DIRECTION... .... 6.6 S
ASOS............................................................. 6.9 SSE [160 deg]
DAVIS............................................................. 6.5 S [190 deg ]
PRECIPITATION (INCHES) THROUGH THIS MORNING (EDT)
TOTAL PRECIPITATION 24 HRS ENDING 8 A.M...TRACE DEPARTURE....-0.14
ASOS.............. 0.00
TOTAL PRECIPITATION FOR THE MONTH.........TRACE DEPARTURE....-0.42
ASOS...............0.00
TOTAL PRECIPITATION FOR THE YEAR........ 42.90 DEPARTURE....+5.03
ASOS..............41.67
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 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
10/1 70/49/60/+3/0/.../.. 21 MPH S
10/2 75/52/64/+8/0/.../.. 23 MPH SSW
10/3 73/56/65/+9/0/.../.. 15 MPH S
10/4 morning low temp. 55; normal now 47 deg.
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR OCTOBER 4
HIGH 83F IN 1998, 1959
LOW 28F IN 1888
PRECIP 1.07 INCHES IN 1986
PEAK GUST 59 MPH SSW IN 1990
RECORDS FOR OCTOBER 5
HIGH 85F IN 1922
LOW 29F IN 1965
PRECIP 3.17 INCHES IN 1962
PEAK GUST 64e MPH S IN 1979
TODAY'S REPORT BY: Robert Skilling