BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
 
DAILY DISCUSSION AND CLIMATE SUMMARY
TUESDAY, FEBRUARY 7, 2006 
ALL TIMES ARE IN EASTERN STANDARD TIME
 
COLDER AIR ARRIVING TODAY ON VERY GUSTY WEST WINDS...
46-DAY STRETCH OF ABOVE NORMAL TEMPERATURE COMING TO AN END
 
Increasing west winds were gusting to over 40 MPH by
late this morning as colder air arrives.  High temperatures
are being held to the lower to middle 30's but it feels
much colder with the strong winds and dewpoints falling
into the lower teens.
A 46-strech of much above normal temperatures is about to end. 
Starting on December 23 and ending with yesterday, February 6,
temperatures have averaged 9.4 degrees warmer than average. 
During that period just three days in January and one day in
December had below normal temperatures.
 
 
Today's observations:
 
7 A.M.
Weather: Scattered clouds 
Temperature: 29F, Dew point: 16F, Wind: SW at 16G23 MPH
Sea-level pressure: 29.59 inches Hg, rising
Visibility: 45 miles
24-hourly precip: trace   
24-hourly snowfall: trace
6-hourly min. temp. 29 deg.
BHO SA 1155 45 SCT 220 SCT 45 077/29/16/2215G20/976/ PTCH CI N-E 
WND 19V25/ 8/501 53017 10031 20029  
 
10 A.M.
Weather: Scattered clouds 
Temperature: 32F, Dew point: 18F, Wind: W 21G30 MPH
Sea-Level pressure: 29.79 steady
Visibility: 55 miles
PAST 3 HOURS: 0.00 PRECIP.
BHO SA 1455 40 SCT 150 SCT 250 SCT 55 089/32/18/2618G26/979/ FEW MDT 
CU FEW ACSL NW PK WND 2428/09/ 8/541 50012
 
1 P.M.
Weather: Scattered clouds  
Temperature: 34F, Dew point: 13F, Wind: WSW at 23G35 MPH
Sea-level pressure: 29.78 inches Hg, falling
Visibility: 65 MILES  
PAST SIX HOURS PRECIP: 0.00
MAX. TEMP. 35 DEG; MIN TEMP. 29 DEG.
BHO SA 1755 45 SCT 220 SCT 65 083/34/13/2520G30/978/
DENSE CI W-N PK WND 2437/19/ 8/401 58006 10035 20029


WEATHER SUMMARY FOR MONDAY, FEBRUARY 6
 
TEMPERATURE (DEGREES F)
MAX.....39   NORMAL.....35  HAZEN....38.7 AT 2:01 P.M.
MIN.....30   NORMAL.....19  HAZEN....30.1 AT 11:57 P.M.
MEAN....35   NORMAL.....27   
DEPARTURE FROM 30-YEAR NORMAL......+ 8
TOTAL DEPARTURE FOR THE MONTH......+82 (+13.5 DEGREES/DAY)
 
HEATING DEGREE DAYS
TOTAL HEATING UNITS FOR YESTERDAY..........30   DEPARTURE....- 9
TOTAL HEATING UNITS FOR THE MONTH.........150   DEPARTURE....-84
TOTAL HEATING UNITS FOR THE SEASON.......3244   DEPARTURE...-525
TOTAL HEATING UNITS LAST SEASON TO DATE..3770   DIFFERENCE..-577
 
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY.........42  SW AT 12:57 P.M. *
                   AEROVANE..........46  SW AT 12:57 P.M. *
                   ASOS..............40  SW AT 12:32 P.M. 
                   DAVIS.............51 SSW AT  8:00 A.M.
FASTEST MILE FOR YESTERDAY.........31  SW AT 12:57 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE......31  SW AT 12:57 P.M. 
MAXIMUM 2-MINUTE DAVIS AVERAGE.....33 SSW AT  6:51 A.M. 
AVERAGE WIND SPEED AND DIRECTION...20.6 SW 
                   ASOS............19.6 SW [220 deg]
                   DAVIS...........21.7 SW [220 deg]
* last of several occurrences...

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....trace  DEPARTURE....-0.15   
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE MONTH..........1.91   DEPARTURE....+1.01
                         ASOS..............1.93  
TOTAL PRECIPITATION FOR THE YEAR...........7.86   DEPARTURE....+2.18
                         ASOS..............7.71 
 
SNOWFALL (INCHES) THROUGH THIS MORNING (EST)
TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........trace DEPARTURE.....-0.7
TOTAL SNOWFALL FOR THE MONTH................trace DEPARTURE.....-3.2
TOTAL SNOWFALL FOR THE SEASON..............34.6   DEPARTURE.....+2.0
 

PRELIMINARY CLIMATE SUMMARY FOR FEBRUARY 2006......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
 
2/1  38/26/32/+6/0/0/.../..         29 NW 
2/2  44/29/37/+11/0/0/.../..        22 SSE
2/3  54/35/45/+19/0.71/0/.../..     50 SSE  Aero 59 SSE
2/4  48/39/44/+20/0.61/0/.../..     31 NE
2/5  56/37/47/+20/0.59/0/.../..     40 SSW  Aero 46 SSW
2/6  39/30/35/+8/T/T/.../..         42 SW   Aero 46 SW
 
2/7  morning low temp. 29 deg; normal 19 deg.
 
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
 
RECORDS FOR FEBRUARY 7
HIGH 51F IN 1951,1953
LOW -8F IN 1910
PRECIP 2.12 INS. IN 1983
SNOWFALL 17.1 INS. IN 1978 [BLIZZARD OF 1978]
PEAK GUST 87e MPH SSE IN 1951

RECORDS FOR FEBRUARY 8
HIGH 60F IN 1933
LOW -9F IN 1934
PRECIP 2.50 INS. IN 1945
SNOWFALL 11.0 INS. IN 1891
PEAK GUST 63e MPH NE IN 1945

TODAY'S REPORT BY: Robert Skilling