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

DAILY DISCUSSION AND CLIMATE SUMMARY
MONDAY OCTOBER 11, 2004 COLUMBUS DAY HOLIDAY

TODAY'S DISCUSSION...2 p.m. 

GREAT WEATHER FOR COLUMBUS DAY HOLIDAY...

Increasing northwest to north-northwest winds gusting 20 to 30 mph.... 
by early this afternoon. Partly sunny skies prevail for the day though and
temperatures have risen to the lower 60's by 2 p.m. (62 deg. )
 
TODAY'S OBSERVATIONS...

8 a.m.  overcast with breaks and 70 miles visibility; temp. 48; dewpoint 43;
wind nw 14 gusting 23 mph; six hourly min. temp. 45 deg.
 
BHO SA 1155 E37 BKN 50 OVC 70 150/48/43/3212G20/997/
BINOVC ALQDS HIER CLDS VSB NE-E AND S MTN INCLD 70 NW/
8/541 53012 10049 20045

11 a.m. scattered clouds with 75 miles visibility; temp. 55; dewpoint 42;
wind nnw at 16 gusting 25 mph...

BHO SA 1455 40 SCT 60 SCT 90 SCT 75 143/55/42/3314G22/995/
FEW LWR CU FEW ACSL WND 30V01 WND GRDLY VEERING/ 8/840 56007

2 p.m. scattered clouds with 80 miles visibility; temp. 60; dewpoint 43;
wind nw at 15 gusting 24 mph; six hourly max. temp. 62 deg.

BHO SA 1755 55 SCT 80 129/60/43/3213G21/991/ CU ALQDS SCSL ALQDS/
8/800 58014 10062 20048

ALL TIMES EASTERN DAYLIGHT TIME..

WEATHER SUMMARY FOR SUNDAY OCTOBER 10:

TEMPERATURE (DEGREES F)
MAX.... 66    NORMAL.....62     HAZEN SHELTER 65.6 @ 12 noon
MIN.....48    NORMAL.....45     HAZEN SHELTER 48.1 @ 11:01 p.m. **
MEAN....57    NORMAL.....54   

** eastern standard time...

DEPARTURE FROM 30-YEAR NORMAL.....+ 3
TOTAL DEPARTURE FOR THE MONTH.....+19 (+1.7 DEGREES/DAY)
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)

PEAK WIND GUST FOR YESTERDAY........27 NW  AT 8:37 P.M.
                   AEROVANE.........29 NW  AT 8:37 P.M.
                   ASOS.............25 NNW AT 9:21 P.M.
                   DAVIS............27 NNW AT 8:30 P.M.   
                                  
FASTEST MILE FOR YESTERDAY..........19 NW  AT 8:32 P.M.                               
           HIGHEST ASOS  2 MIN AV...18 NW  AT 9:15 P.M.                      
           HIGHEST DAVIS 1 MIN AV...22 NNW AT 6:59 P.M.  


AVERAGE WIND SPEED AND DIRECTION..  10.5 NW         
                   ASOS...........  10.6 NW   / 310 deg.                            
                   DAVIS..........  10.9 WNW  / 300 deg.  

PRECIPITATION (INCHES)
TOTAL PRECIPITATION 24 HRS ENDING 8 A.M....0.00   DEPARTURE....-0.14
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE MONTH..........0.01   DEPARTURE....-1.39
                         ASOS..............0.01
TOTAL PRECIPITATION FOR THE YEAR..........42.27   DEPARTURE....+3.27
                         ASOS.............40.61
                                    
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 2004......CALENDAR DAY DATA
DATA REPORTED: 24 HOUR PERIODS ENDING MIDNIGHT EST
DATE  MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST
... SUNSHINE DATA NOT YET AVAILABLE *
*   sunshine data updated thru 10/6....

10/1  68/51/60/+3/0/591/84    16 MPH ESE
10/2  68/52/60/+4/0.01/056/08 22 MPH S
10/3  59/46/53/-3/0/621/89    27 MPH NNW
10/4  68/46/57/+1/0/626/90    23 MPH W
10/5  55/40/48/-7/0/665/96    32 MPH NW   Aero 35 MPH NW
10/6  61/37/49/-6/0/669/97    23 MPH SSW
10/7  71/46/59/+4/0/.../..    17 MPH WSW
10/8  74/54/64/+10/0/.../..   23 MPH S
10/9  71/56/64/+10/0/.../..   28 MPH S
10/10 66/48/57/+3/T/.../..    27 MPH NW                                                
 
10/11 morning low temp. 45 deg; normal low 44 deg.

OUR DAILY EXTREMES....

Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR OCTOBER 11
HIGH 80 IN 1919,1949
LOW 28 IN 1993
PRECIP 0.96 INCHES IN 1903
SNOWFALL (NONE)
PEAK GUST 66e MPH WNW IN 1941

RECORDS FOR OCTOBER 12
HIGH 87 IN 1954
LOW 31 IN 1906
PRECIP 1.53 INCHES IN 1948
SNOWFALL TRACE IN 1941
PEAK GUST 55 MPH NW IN 1963

Today's report:  Robert Skilling