BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
THURSDAY, FEBRUARY 26, 2004
ALL TIMES ARE IN EASTERN STANDARD TIME
TODAY'S DISCUSSION....
TODAY'S OBSERVATIONS....
2/26/2004 THU
7 a.m. clear, few clouds seen right at sunrise at 6:22 a.m. on far eastern
horizon as the sun came over the horizon, vsibility 70 miles, temp. 23; dewpoint 08;
wind nw at 13 mph with a gust to 23 mph past hour; six hour max. temp. 26;
six hour min. temp. 22.
BHO SA 1155 CLR 70 251/23/8/3211/027/ GST TO 20 KTS PST HR/ 51010 10026 20022
10 a.m. clear with visibility 80 miles; temp. 31; dewpoint 07; wind nw at 12 mph...
BHO SA 1455 CLR 80 261/31/7/3210/030/ 53010
1 p.m. clear high cloud layer distant s-sw, visibility 90 miles; temp. 39; dewpoint 04;
wind west at 12 mph...six hour maximum temp. 39; six hour min. temp. 23
BHO SA 1755 CLR 90 262/39/4/2810/030/ FEW CI SW
CS LYR XTDNG DSNT S-SW WND 24V33/ 8/005/ 55001 10039 20023
OUR WEATHER SUMMARY FOR WEDNESDAY FEBRUARY 25
TEMPERATURE (DEGREES F)
MAX.....39 NORMAL.....39 HAZEN SHELTER: 39.0 @ 3:00 P.M.
MIN.... 19 NORMAL.....23 HAZEN SHELTER: 18.7 @ 6:31 A.M.
MEAN....29 NORMAL.....31
DEPARTURE FROM 30-YEAR NORMAL.....-2
TOTAL DEPARTURE FEBRUARY TO DATE: +18
DEPARTURE FOR FEBRUARY TO DATE: +0.5 DEGREES/DAY
ASOS MAX/MIN FOR 2/25 38/19 AT 4:26 P.M. & 7:14 A.M.
HEATING DEGREE DAYS
TOTAL HEATING DEGREE DAYS FOR YESTERDAY.......36 DEPARTURE.....+1
TOTAL HEATING DEGREE DAYS FOR FEBRUARY...... 908 DEPARTURE.... -24
TOTAL HEATING DEGREE DAYS FOR THE SEASON....4511 DEPARTURE.....+43
TOTAL HEATING DEGREE DAYS FOR LAST SEASON...4762 DIFFERENCE...-251
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY........32 NNW AT 8:21 P.M.
AEROVANE.........34 NNW AT 8:21 P.M.
ASOS.............29 NNW AT 8:21 P.M.
FASTEST MILE FOR YESTERDAY..........22 NW AT 8:25 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE.......22 NW AT 8:25 P.M.
AVERAGE WIND SPEED/DIRECTION........13.9 MPH NW
AVERAGE ASOS WIND FOR YESTERDAY ....13.3 MPH
PRECIPITATION (INCHES)
TOTAL PRECIPITATION 24 HR ENDING 7 A.M.....0.00
ASOS..............0.00
TOTAL PRECIPITATION FOR FEBRUARY...........1.76
TOTAL DEPARTURE FOR FEBRUARY TO DATE......-1.85
TOTAL ASOS PRECIPITATION FOR FEBRUARY......1.59
TOTAL PRECIPITATION FOR 2004...............3.48
DEPARTURE....-4.91
TOTAL ASOS PRECIPITATION FOR 2004..........2.99
SNOWFALL (INCHES)
TOTAL SNOWFALL FOR 24 HRS ENDING 7 A.M......0.0
TOTAL SNOWFALL FOR FEBRUARY TO DATE.........3.0 DEPARTURE......-8.5
TOTAL SNOWFALL FOR THE SEASON..............41.7 DEPARTURE......+1.1
PRELIMINARY CLIMATE SUMMARY FOR FEBRUARY, 2004......CALENDAR DAY DATA
FEBRUARY 2004 DAILY 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 31/9/20/-6/0/0/599/100 33 NW Aerovane 38 MPH NW
2/2 37/18/28/+2/0/0/578/96 21 NNW
2/3 42/25/34/+8/0.51/0.2/000/00 47 SSE Aerovane 49 MPH SSE
2/4 42/24/33/+7/T/0/564/93 46 W Aerovane 47 MPH W
2/5 34/21/28/+1/0/0/451/74 33 WNW
2/6 33/24/29/+2/1.08/2.3/000/00 28 SSE
2/7 39/24/32/+5/0.12/T/092/15 37 WNW
2/8 24/12/18/-9/0/0/616/100 59 WNW Aerovane 62 MPH WNW
2/9 41/20/31/+4/0/0/279/45 47 SSW Aerovane 48 MPH SSW
2/10 44/32/38/+11/0/0/546/88 31 WSW
2/11 35/21/28/+1/0/0/618/99 46 W Aerovane 46 MPH W
2/12 35/16/26/-2/0/0/294/47 25 SW
2/13 38/26/32/+4/0/0/535/85 37 W
2/14 40/28/34/+6/0/0/581/92 32 W
2/15 29/9/19/-9/T/T/583/92 39 NW Aerovane 40 MPH NW
2/16 27/8/18/-10/0/0/631/99 20 NNW
2/17 29/11/20/-9/0/0/346/54 21 SE
2/18 29/24/27/-2/0.03/0.5/006/01 35 N Aerovane 37 MPH N
2/19 39/20/30/+1/0/0/632/98 38 NW Aerovane 44 MPH NW
2/20 43/23/33/+4/T/T/428/66 18 WNW
2/21 39/29/34/+5/0.02/T/000/00 27 E Aerovane 30 MPH E
2/22 39/29/34/+4/0/0/000/00 33 WNW Aerovane 37 MPH NW
2/23 42/24/33/+3/0/0/649/99 29 NW Aerovane 34 MPH NW
2/24 35/22/29/-1/0/0/053/08 24 NW
2/25 39/19/29/-2/0/0/662/100 32 NNW Aerovane 34 MPH NNW
2/26 morning low temp. 22.1 @ 6:09 a.m.; normal now 23
NEW DAILY RECORDS FOR MONTH OF FEBRUARY 2004 TO DATE: NONE
RECORDS FOR FEBRUARY 26
HIGH 67F IN 1957
LOW -07F IN 1928
PRECIP 2.24 INCHES IN 1979
SNOWFALL 11.1 INCHES IN 1933
PEAK GUST 66 MPH W IN 1961
RECORDS FOR FEBRUARY 27
HIGH 61F IN 1976
LOW -08F IN 1900
PRECIP 0.90 INCHES IN 1922
SNOWFALL 6.0 INCHES IN 1922
PEAK GUST 67 MPH W IN 1985
RECORDS FOR FEBRUARY 28
HIGH 62F IN 1976
LOW -02F IN 1907,1934
PRECIP 1.79 INCHES IN 1958
SNOWFALL 7.9 INCHES IN 1956
PEAK GUST 88e MPH SSW IN 1943
LEAP YEAR:
RECORDS FOR FEBRUARY 29
HIGH 56F IN 1976
LOW 4F IN 1992
PRECIP 0.64 INCHES IN 1968
SNOWFALL 3.5 INCHES IN 1968
PEAK GUST 60 MPH NE IN 1968
TODAY'S REPORT BY: Robert Skilling