BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
THURSDAY, OCTOBER 2, 2008
ALL TIMES ARE IN EASTERN STANDARD TIME UNLESS NOTED
 
FALL OPEN HOUSE AT THE OBSERVATORY ON SATURDAY, OCT 4...
We will be having our annual fall open house at the
Observatory next Saturday, October 4 from 10 AM to 4 PM.
There will be free guided tours of the facility and a
"Inconvenient Truth" slide show at 11:30 AM and 1 PM.
 
NINTH ANNUAL SOUTHERN NEW ENGLAND WEATHER CONFERENCE TO
BE HELD SATURDAY, OCT 25...
Registration is now open for the Southern New England
Weather Conference being held at the Clay Center in
Brookline on October 25th.  To ee the agenda or to 
register go to www.sneweatherconf.org.
 
SEPTEMBER STATS
Mean temp: 63.4 [+1.3]
HDD = 102 [-36]
CDD = 60  [+11]
Precip: 7.44 [+3.31]
Sunshine: 12262 mins. or 55%
Wind direction: Prevailing S 13%
Av. wind speed: 11.0 MPH (corrected)
 
Rainfall of 7.44 for September ranks 17th wettest
and wettest since 2004.
 
Today's observations:
 
8 A.M. EDT
Weather: Obscurement with fog
Temperature: 55F, Dew point: 55F, Wind: WSW at 10 kts
Sea-level pressure: 29.46 inches Hg, falling
Visibility: 1/4 mile, dense fog
6-hourly minimum temperature: 54F
24-hourly rainfall: 0.60 inch
BHO SA 1155 W3 X 1/4F 977/55/55/2410/946/ 8//// 55005
MANUAL 60/// ASOS 60011 MANUAL 70060 ASOS 70061 10059 20054
 
11 A.M. EDT
Weather: Broken stratocumulus, few lower stratocumulus,
moderate cumulus all quadrants
Temperature: 59F, Dew point: 50F, Wind: W at 9 kts
Wind: Direction variability SW-NW
Sea-level pressure: 29.50 inches Hg, rising
Visibility: 75 miles, SW-NW 15 miles
3-hourly precip: 0.00
BHO SA 1455 E35 BKN 75 989/59/50/2609/950/ FEW LWR SC
MDT CU ALQDS WND 22V31/ 8/200 51012
 
2 P.M. EDT
Weather: Broken cumulus, broken stratocumulus
Temperature: 59F, Dew point: 44F, Wind: WSW at 12G24 kts
Wind: gust to 32 kts from WSW at 12:05 P.M. EST
Sea-level pressure: 29.53 inches Hg, rising
Visibility: 80 miles
6-hourly max. temp. 66F
BHO SA 1755 E40 BKN 60 BKN 80 999/59/44/2412G24/953/
PK WND 2532/05/ 8/800 53010 10066 20055
 

WEATHER SUMMARY FOR WEDNESDAY, OCTOBER 1
 
TEMPERATURE (DEGREES F)
MAX.....68    NORMAL.....66
MIN.....58    NORMAL.....48
MEAN....63    NORMAL.....57
 
DEPARTURE FROM 30-YEAR NORMAL.............+6
TOTAL DEPARTURE FOR THE MONTH.............+6
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY............38 SW   AT 11:56 A.M. 
                   AEROVANE.............38 SW   AT 11:56 A.M. 
                   ASOS.................38 WSW  AT 11:57 A.M.   
                   DAVIS................44 S    AT 11:55 A.M. 
FASTEST MILE FOR YESTERDAY..............26 SSW  AT 11:54 A.M.       
MAXIMUM 2-MINUTE ASOS AVERAGE...........29 WSW  AT 11:57 A.M.  
MAXIMUM 2-MINUTE DAVIS AVERAGE..........33 SW   AT 11:57 A.M. 
                   AVERAGE............ 8.3 SE
                   ASOS................7.9
                   DAVIS...............8.8 SE [145 deg]
 
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.60   DEPARTURE.......+0.46
                         ASOS..............0.61
TOTAL PRECIPITATION FOR THE MONTH..........0.60   DEPARTURE.......+0.46
                         ASOS..............0.61
TOTAL PRECIPITATION FOR THE YEAR..........43.50   DEPARTURE.......+5.76
                         ASOS.............46.09 #
#  Includes erroneous ASOS precipitation data on 2/13/08.
 
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 2008 CALENDAR DAY DATA
DATA REPORTED:
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST
AERO: Aerovane recording wind system gust when significant
TSTM: Thunderstorm day (thunder heard some time during day)
....: Data not yet available, records not finalized
 
10/1 68/58/63/+6/.../.../..      38 SW   TSTM #
 
10/2 morning low temp: 54F; our normal low is now 47F
 
# Thunderstorm gust 
 
NEW DAILY RECORDS FOR OCTOBER
 
None...
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR OCTOBER 2
HIGH 85F IN 1968
LOW 29F IN 1899
PRECIP 1.75 INCHES IN 1984
PEAK GUST 52e MPH S IN 1952, 52 NNW IN 1984
 
RECORDS FOR OCTOBER 3
HIGH 82F IN 1922
LOW 28F IN 1899
PRECIP 1.76 INCHES IN 1979
PEAK GUST 62 MPH WNW IN 1964

TODAY'S REPORT PREPARED By: Stephanie Radner