BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY FRIDAY, MARCH 26, 2004 ALL TIMES ARE IN EASTERN STANDARD TIME TODAY'S DISCUSSION....10:00 A.M. A few brief light rain showers occurred overnight bringing only 0.01" of precipitation. Milder than normal temperatures continued yesterday with the day averaging plus 6 degrees. The month remains very, very close to normal. The negative departure for precipitation for the year is back up over 6 inches with the March deficiency now up to minus 0.89 inch. By: Matt Douglas TODAY'S SCHEDULED OBSERVATIONS.... 7 A.M. BHO SA 1155 E12 BKN 100 OVC 8 334/45/43/1712/052/ BINOVC ALQDS FEW ACC E SUN OCCLY VSBL/ 8/58// 51003 70001 10045 20044 10 A.M. BHO SA 1455 E55 OVC 30 331/49/43/1710/051/ HAZY RBUKNEUKN/ 8/03// 50003 6000/ OUR WEATHER SUMMARY FOR THURSDAY MARCH 25 TEMPERATURE (DEGREES F) MAX.....53 NORMAL.....48 HAZEN SHELTER: 53.4 @ 1:31 P.M. MIN.... 37 NORMAL.....30 HAZEN SHELTER: 37.0 @ 12:13 A.M. MEAN....45 NORMAL.....39 DEPARTURE FROM 30-YEAR NORMAL....+ 6 TOTAL DEPARTURE MARCH TO DATE....+ 12 THE MARCH TEMPERATURE DEPARTURE IS NOW + 0.4 DEGREE WARMER THAN NORMAL... ASOS MAX/MIN FOR 3/25: 53/37 // TIMES: 1:36 P.M. AND 3:36 A.M. HEATING DEGREE DAYS TOTAL HEATING DEGREE DAYS FOR YESTERDAY.......20 DEPARTURE.....- 6 TOTAL HEATING DEGREE DAYS FOR MARCH..........729 DEPARTURE.....-12 TOTAL HEATING DEGREE DAYS FOR THE SEASON....5355 DEPARTURE.....+40 TOTAL HEATING DEGREE DAYS FOR LAST SEASON...5689 DIFFERENCE...-334 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY........35 S AT 1:23 P.M. AEROVANE.........38 S AT 3:09 P.M. ASOS.............33 S AT 3:57 P.M. FASTEST MILE FOR YESTERDAY..........28 S AT 1:41 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE.......28 S AT 1:28 P.M. AVERAGE WIND SPEED/DIRECTION........16.8 MPH S AVERAGE ASOS WIND FOR YESTERDAY ....17.2 MPH PRECIPITATION (INCHES) UPDATED MARCH 26 TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.01 ASOS..............0.01 TOTAL PRECIPITATION FOR MARCH..............2.98 DEPARTURE FOR MARCH TO DATE...............-0.89 TOTAL ASOS PRECIPITATION FOR MARCH.........2.43 TOTAL PRECIPITATION FOR 2004...............6.46 DEPARTURE....-6.25 TOTAL ASOS PRECIPITATION FOR 2004..........5.42 SNOWFALL (INCHES) TOTAL SNOWFALL FOR 24 HRS ENDING 7 A.M......0.0 TOTAL SNOWFALL FOR MARCH...................15.8 DEPARTURE..... +6.4 TOTAL SNOWFALL THIS SEASON.................57.5 DEPARTURE......+6.2 PRELIMINARY CLIMATE SUMMARY FOR MARCH 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 3/1 55/38/47/+15/0/0/588/87 27 MPH S 3/2 63/37/50/+18/0.04/0/298/44 50 MPH W Aerovane 50 MPH W 3/3 53/37/45/+13/0/0/592/87 46 MPH WNW Aerovane 51 MPH WNW 3/4 48/35/42/+9/0.07/0/000/00 22 MPH WSW 3/5 45/38/42/+9/0.02/0/000/00 31 MPH SSE 3/6 57/36/47/+14/0.26/0/028/04 53 MPH W Aerovane 55 MPH WNW 3/7 46/32/39/+6/0/0/658/95 43 MPH W 3/8 33/26/30/-4/0.50/3.5/000/00 31 MPH NE 3/9 31/26/29/-5/0.01/0.2/000/00 15 MPH SSE 3/10 39/27/33/-1/0/0/294/42 40 MPH NE 3/11 44/29/37/+2/0/0/113/16 38 MPH N 3/12 46/27/37/+2/0.10/0.8/156/22 51 MPH W 3/13 40/25/33/-2/0/0/682/96 40 MPH WNW Aerovane 43 MPH NW 3/14 40/21/31/-5/0/0/357/50 35 MPH S 3/15 50/32/41/+5/T/T/630/88 43 MPH W Aerovane 43 MPH W 3/16 35/24/30/-6/0.76/5.2/043/06 46 MPH NE 3/17 27/21/24/-13/0.45/4.0/000/00 47 MPH NE Aerovane 46 MPH NE 3/18 30/22/26/-11/0.18/2.0/138/19 27 MPH NNE 3/19 32/22/27/-10/0.01/0.1/015/02 35 MPH ENE 3/20 41/22/32/-6/0.25/T/409/56 37 MPH S 3/21 47/26/37/-1/0.32/0/154/21 47 MPH W Aerovane 48 MPH W 3/22 30/18/24/-14/0/0/714/97 38 MPH W Aerovane 43 MPH W 3/23 40/15/28/-10/T/T/687/93 ** 33 MPH SSW 3/24 52/27/40/+1/0/0/631/85 27 MPH SSE 3/25 53/37/45/+6/T/0/.../.. 35 MPH S Aerovane 38 MPH S 3/26 Morning low 43 degrees ** 23rd...precipitation and snowfall corrected to read a trace from very light evening snow shower. There is JUST ONE NEW DAILY RECORD FOR MARCH 2004; record high max. temp. of 63 on March 02, the previous record was 61 in 1991. RECORDS FOR MARCH 26 HIGH 76 IN 1922,1949 LOW 06 IN 1960 PRECIP 1.99 INCHES IN 1988 SNOWFALL 5.4 INCHES IN 2001 PEAK GUST 63 MPH S IN 1970 RECORDS FOR MARCH 27 HIGH 78 IN 1998 LOW 12 IN 1975 PRECIP 1.05 INCHES IN 1913 SNOWFALL 6.6 INCHES IN 1959 PEAK GUST 62 MPH NW IN 1965, SE IN 1992 RECORDS FOR MARCH 28 HIGH 86 IN 1998 LOW 07 IN 1923 PRECIP 2.31 INCHES IN 1932 SNOWFALL 3.0 INCHES IN 1932 PEAK GUST 60e MPH NW IN 1944, 60 WSW IN 1991 TODAY'S REPORT BY: Matt Douglas