BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY THURSDAY, FEBRUARY 5, 2004 ALL TIMES ARE IN EASTERN STANDARD TIME TODAY'S DISCUSSION....1 P.M. High cloudiness is overspreading the sky at noon today and temperatures are edging just slightly above freezing after a morning low 21 degrees or 2 degrees above the normal low of 19 for this date. It's not as windy with yesterday's gusts over 40 MPH. Today's gusts were close to 35 MPH this morning out of the west-northwest. There's been a tendency for the wind to veer from west during the early morning hours to west-northwest by mid-morning today. Today's observations: 7 a.m. clear with 50 miles visibility and 21 deg.; dewpoint 13; wind from the west at 17 gusting 25 mph...6 hour minimum temp. 21 degrees... 2/5/2004 THU BHO SA 1155 CLR 50 297/21/13/2715G22/041/ SC ALG/OFFSHR NE-DSNT ESE FEW CI DSNT S-SW/ 8/501/ 4/001 53014 10024 20021 10 a.m. clear with 70 miles visibility and 27 deg; dewpoint 11 deg; wind wnw at 16 gusting 33 mph... BHO SA 1455 CLR 70 322/27/11/2914G29/048/ CI/CS DSNT S-W INCRSNG PK WND 2929/46/ 8/005/ 51025 1 p.m. high thin overcast with 70 miles visibility and 33 deg; dewpoint 11 deg; wind wnw at 17 gusting 27 mph... BHO SA 1755 220 SCT 250 -SCT 300 -OVC 70 309/33/11/2915G23/044/ BINOVC DSNT E-SE LWR CI S-SW/ 8/006/ 58013 10033 20021 OUR WEATHER SUMMARY FOR WEDNESDAY, FEBRUARY 04 TEMPERATURE (DEGREES F) MAX.....42 NORMAL.....34 HAZEN SHELTER: 42.0 @ 12:00 A.M. MIN.... 24 NORMAL.....18 HAZEN SHELTER: 24.1 @ 11:59 P.M. MEAN....33 NORMAL.....26 DEPARTURE FROM 30-YEAR NORMAL.....+7 TOTAL DEPARTURE FEBRUARY TO DATE: +11 DEPARTURE FOR THE FEBRUARY TO DATE: +2.6 DEGREES/DAY ASOS MAX/MIN FOR 2/4: 42/24 HEATING DEGREE DAYS TOTAL HEATING DEGREE DAYS FOR YESTERDAY.......32 DEPARTURE......-7 TOTAL HEATING DEGREE DAYS FOR FEBRUARY...... 145 DEPARTURE.... -11 TOTAL HEATING DEGREE DAYS FOR THE SEASON....3748 DEPARTURE.....+56 TOTAL HEATING DEGREE DAYS FOR LAST SEASON...3869 DIFFERENCE...-121 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY........46 W AT 1:44 P.M. AEROVANE.........47 W AT 1:44 P.M. ASOS.............43 W AT 1:45 P.M. FASTEST MILE FOR YESTERDAY..........35 W AT 1:45 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE.......36 W AT 1:39 P.M. AVERAGE ASOS WIND FOR YESTERDAY ....20.5 PRECIPITATION (INCHES) TOTAL PRECIPITATION 24 HR ENDING 7 A.M.....0.00 ASOS..............0.00 TOTAL PRECIPITATION FOR FEBRUARY...........0.51 TOTAL DEPARTURE FOR FEBRUARY TO DATE......-0.09 TOTAL ASOS PRECIPITATION FOR FEBRUARY 0.45 TOTAL PRECIPITATION FOR JANUARY............1.72 DEPARTURE....-3.06 ASOS..............1.40 TOTAL PRECIPITATION FOR 2004...............2.23 DEPARTURE....-3.15 TOTAL ASOS PRECIPITATION FOR 2004..........1.85 SNOWFALL (INCHES) TOTAL SNOWFALL FOR 24 HRS ENDING 7 A.M......0.0 TOTAL SNOWFALL FOR FEBRUARY TO DATE.........0.2 DEPARTURE......-1.8 TOTAL SNOWFALL FOR JANUARY ................8.5 DEPARTURE......-7.1 TOTAL SNOWFALL FOR THE SEASON..............38.9 DEPARTURE......+7.8 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 A.M. LOW TEMP. 21; NORMAL NOW 19 NEW DAILY RECORDS FOR MONTH OF FEBRUARY 2004 TO DATE: NONE RECORDS FOR FEBRUARY 05 HIGH 65F IN 1991 LOW -14F IN 1918 PRECIP 1.55 INS. IN 2001 SNOWFALL 16.0 INS. IN 1907 PEAK GUST 67 MPH WNW IN 1969 RECORDS FOR FEBRUARY 06 HIGH 54F IN 1909 LOW -10F IN 1895 PRECIP 1.88 INS. IN 1896 SNOWFALL 13.0 INS. IN 1978 [BLIZZARD OF 1978] PEAK GUST 84e MPH NE IN 1978 TODAY'S REPORT BY: Robert Skilling