BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY             
TUESDAY, JUNE 13, 2006
ALL TIMES ARE IN EASTERN STANDARD TIME
 
TEMPERATURES REACH MID-70'S WITH LIGHT SEABREEZE 
BUILDING CUMULUS BUT NO SIGN OF ANY SHOWERS AS OF
EARLY AFTERNOON....
 
Temperatures will average above normal today, one of only 
three days this month to date to be warmer than normal. 
Building cumulus clouds don't appear to be producing 
any showers as of early this afternoon.
 
Today's observations:
 
7 A.M.
Weather: Sky scattered clouds  
Temperature: 64F, Dew point: 57F, Wind: WNW at 07 mph
Sea-level pressure: 29.94 inches Hg, rising
Visibility: 50 miles, 60 to the NW
Six hourly min. temp. 58 deg. 
BHO SA 1155 75 SCT 85 SCT 220 SCT 250 SCT 50 139/64/57/3006/994/ FEW ACC/ACSL 
ALQDS PTCH SNW VIRGA SSE VSBY NW 60/ 8/081 51011 10064 20058
 
10 A.M.
Weather: Sky clear, CU forming except NE-E
Temperature: 74F, Dew point: 57F, Wind: NW at 06 MPH  
Sea-level pressure: 29.96 inches Hg, steady 
Visibility: 45 miles, 35 miles NE-E, light haze 
BHO SA 1455 CLR 45 147/74/57/3105/996/ CU/FEW MDT CU FRMG
XCPT NE-E FEW CI DSNT E LGT HZ VSBY NE-E 35 WND LGT/ 8/201 51008
 
1 P.M.
Weather: Moderate Cu across sky, except to the distant NE-E,
towering Cu to the NNW and high thin cirrus
Temperature: 75F, Dew point: 58F, Wind: E at 07 MPH 
Sea-level pressure: 29.96 inches Hg, falling
Visibility: 50 miles, 60 miles NW, light haze 
BHO SA 1755 45 SCT E85 BKN 300 BKN 50 144/75/58/0806/996/ TCU NNW CU/
MDT CU ALQDS XCPT DSNT NE-E LGT HZ/ 8/261 58003 10076 20064

WEATHER SUMMARY FOR MONDAY, JUNE 12
 
TEMPERATURE (DEGREES F)
MAX.....77   NORMAL.....75   Time of Max. 3:52 P.M. 
MIN.....53   NORMAL.....55   Time of Min. 3:50 A.M.  
MEAN....65   NORMAL.....65   
DEPARTURE FROM 30-YEAR NORMAL......0
TOTAL DEPARTURE FOR THE MONTH.....-49 (-4.3 DEGREES/DAY)
 
HEATING DEGREE DAYS
HEATING DEGREE DAY UNITS FOR YESTERDAY......0   DEPARTURE.....-3
TOTAL HEATING UNITS FOR THE MONTH..........76   DEPARTURE....+35
TOTAL HEATING UNITS FOR THE SEASON.......5790   DEPARTURE...-552
TOTAL HEATING UNITS LAST SEASON TO DATE..6342   DIFFERENCE..-572
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY.........26 W AT 12:44 A.M.
                   AEROVANE..........26 W AT 12:44 A.M.   
                   ASOS..............24 W AT 12:43 A.M.     
                   DAVIS.............27 W AT 12:43 A.M.       
FASTEST MILE FOR YESTERDAY...........19 W AT  2:33 A.M.   
MAXIMUM 2-MINUTE ASOS AVERAGE........n/a  
                   DAVIS.............n/a  
AVERAGE WIND SPEED AND DIRECTION.....8.7 W 
                   ASOS..............9.2 WNW[290 deg] 
                   DAVIS.............9.0 W  [270 deg]
 
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..........8.24   DEPARTURE....+6.68                         
TOTAL PRECIPITATION FOR ASOS FOR MONTH.....8.17 
TOTAL PRECIPITATION FOR THE YEAR..........30.24   DEPARTURE....+6.94
                         ASOS.............29.84
 

PRELIMINARY CLIMATE SUMMARY FOR JUNE 2006......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
 
6/1  86/60/73/+11/0.47/443/49    45 WSW  TSTM
6/2  69/56/63/+1/0.40/000/00     25 NNE
6/3  56/50/53/-9/2.40/000/00     44 NNE
6/4  59/49/54/-9/0.14/000/00     43  N
6/5  68/54/61/-2/0/309/34        20 WSW
6/6  70/55/63/0/0.06/355/39      23 ENE 
6/7  56/50/53/-11/4.01/000/00    54 NNE 
6/8  57/49/53/-11/0.14/000/00    30 N
6/9  63/56/60/-4/0.12/000/00     15 SW
6/10 58/50/54/-10/0.50/000/00    36 W 
6/11 70/49/60/-5/0/750/80        37 W
6/12 77/53/65/0/0/777/85         26 W
 
6/13 morning low temp. 58 deg 
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR JUNE 13
HIGH 93F IN 1988
LOW 43F IN 1982
PRECIP 6.07 INS 1998 [Record for month]
PEAK GUST 69 MPH N IN 1956
 
RECORDS FOR JUNE 14
HIGH 93F IN 1956
LOW 41F IN 1912
PRECIP 1.49 INS 1896
PEAK GUST 55 MPH WNW IN 1958
 
Today's Report by: Robert Skilling