BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
  
DAILY DISCUSSION AND CLIMATE SUMMARY
SUNDAY, OCTOBER 14, 2007 
ALL TIMES ARE IN EASTERN STANDARD TIME
 
Today's observations:
 
7 A.M.   
Weather: Clear
Temperature: 43F, Dew point: 38F, Wind: W at 14 kt 
Sea-level pressure: 29.96 inches Hg, rising
Visibility: 65 miles
6-hour min temp: 42F
24-hour precipitation: 0. 
BHO SA 1155 CLR 65 145/43/38/2614/996/ 
FEW AC DSNT W FEW SC N-NNE FEW CI DSNT N K LYR ALGN HRZN S-W/ 
8/473 53016 10046 20042
 

10 A.M.   
Weather: Broken stratocumulus
Temperature: 53F, Dew point: 36F, Wind: W at 19G26 kt 
Sea-level pressure: 29.96 inches Hg, steady
Visibility: 75 miles
BHO SA 1455 35 BKN 75 146/53/36/2719G26/996/ PK WND 2726/1444/ 8/400 50001
 

WEATHER SUMMARY FOR SATURDAY, OCTOBER 13
 
TEMPERATURE (DEGREES F)
MAX.....59    NORMAL.....61 
MIN.....37    NORMAL.....44
MEAN....48    NORMAL.....52
DEPARTURE FROM 30-YEAR NORMAL.........- 4 
TOTAL DEPARTURE FOR THE MONTH.........+81 [+6.0 DEGREES/DAY]  
 

PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY............25 WNW AT 12:37 A.M.        
                   AEROVANE............ 24 WNW AT 12:35 A.M.        
                   ASOS.................24 WNW AT 12:58 P.M.       
                   DAVIS................27 W   AT 12:02 A.M.       
FASTEST MILE FOR YESTERDAY..............17 WNW AT 12:37 A.M.              
MAXIMUM 2-MINUTE ASOS AVERAGE...........17 WNW AT 12:31 A.M.         
MAXIMUM 2-MINUTE DAVIS AVERAGE..........21 W   AT 12:02 A.M. 
AVERAGE WIND SPEED AND DIRECTION......11.8 WSW   
                   ASOS...............11.5   
                   DAVIS..............12.5 WSW [252 deg]   
 

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00  DEPARTURE.....-0.14
                         ASOS..............0.00 
TOTAL PRECIPITATION FOR THE MONTH..........1.23  DEPARTURE.....-0.59  
                         ASOS..............1.25    
TOTAL PRECIPITATION FOR THE YEAR..........34.11  DEPARTURE.....-5.31
                         ASOS.............33.37  
 
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 2007...CALENDAR DAY DATA
DATA REPORTED:
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST
 
AERO: Aerovane recording wind system when significant
TSTM: Thunderstorm day
....: Data not yet available
 
10/1  67/49/58/+1/0/592/84     18 S 
10/2  72/50/61/+5/0/323/46     20 SSE
10/3  73/61/67/+11/0/077/11    23 SSE
10/4  84/65/75/+19/0/425/61    21 SSW
10/5  86/61/74/+19/0/618/89    21 SSW 
10/6  83/62/73/+18/0/526/76    23 WSW
10/7  71/52/61/+7/0.01/110/16  29 NNE 
10/8  58/52/55/+1/0.49/000/00  21 S
10/9  59/50/55/+1/0.10/580/85  29 NNW
10/10 57/50/54/0/0.09/000/00   20 ESE
10/11 58/55/57/+4/0.37/000/00  33 ENE
10/12 62/42/52/-1/0.18/135/20  42 W
10/13 59/37/48/-4/0/.../..     25 WNW
 
NEW DAILY RECORDS FOR OCTOBER 2007:
 
10/4 - RECORD HIGH TEMPERATURE 84F; PREVIOUS 83F IN 1898 and 1959.
     - EQUALED RECORD HIGH MINIMUM TEMPERATURE OF 65F; ALSO IN 1927. 
10/5 - RECORD HIGH TEMPERATURE 86F; PREVIOUS 85F IN 1922
10/6 - EQUALED RECORD HIGH TEMPERATURE 83F; ALSO IN 1990.
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR OCTOBER 14
HIGH 79F IN 2000
LOW 28F IN 1958
PRECIP 2.69 INCHES IN 1990
SNOWFALL 2.0 INCHES IN 1913
PEAK GUST 63e W IN 1976
 
RECORDS FOR OCTOBER 15
HIGH 83F IN 1897
LOW 29F IN 1887,1937
PRECIP 4.58 INCHES IN 2005
SNOWFALL TRACE IN 1961,1972
PEAK GUST 69 MPH W IN 2003
 
TODAY'S REPORT PREPARED By: Andrew Hoell