BLUE HILL METEOROLOGICAL OBSERVATORY, MILTON, MASSACHUSETTS 02186 ELEVATION 635 FT. ABOVE MSL....10 MILES SSW OF BOSTON, MA SATURDAY JULY 06 2002 PLEASE VISIT OUR WEB SITE AT: http://www.bluehill.org/ SEE OUR NEW OFFICE CAM FACING WEST OUT WEST WINDOW AT www.bluehill.org/webcam DAILY DISCUSSION... 7/6/2002...2 P.M. PLEASANT DAY ON THE SUMMIT, BUILDING CU/CB COULD MEAN A SHOWER? Another pleasant day in progress with comfortable temperatures and relatively low humidity. Building Cumulus and cumulonimbus giving indications of an unstable air-mass. Maybe a shower or thunderstorm could be in the offering later this afternoon. OBSERVATIONS TODAY..... 8 A.M. BHO SA 1155 130 SCT 30 153/65/55/3213/998/ 8/030/ 53003 10065 20059 11 A.M. BHO SA 1455 250 -OVC 20 150/74/53/2810G16/997/ HAZY/ 8/001/ 58003 2 P.M. BHO SA 1755 E50 BKN 130 BKN 200 BKN 250 OVC 15 136/78/53/2912/993/ SML CB OVHD-E MDT CU/TCU ALQDS/ VSBY N 12 K ALQDS HAZY/ 8/963/ 58014 10080 20065 THE DATA RECORDED FOR FRIDAY JULY 5TH... TEMPERATURES....CALENDAR DAY MIDNIGHT TO MIDNIGHT.... EASTERN STANDARD TIME... MAX : 80 MIN: 63 // ASOS MAX: 81 ASOS MIN: 63 NORMAL HIGH AND LOW: 80/61 MEAN 72 [ + 2] PRECIPITATION....ON 07/06 AS OF 8 A.M. 24 HRS ENDING 8 A.M. . 0.00 ASOS......................0.00 INS. JULY TOTAL................0.00 INS. DEP. FRM NORMAL TO DATE..-0.62 INS. JULY ASOS TOTAL...........0.00 INS. PRECIP. TOTAL YEAR 2002: 24.62 INS. DEPARTURE FROM NORMAL....-1.67 INS. ASOS TOTAL FOR 2002: 23.38 INS. WIND DATA....FOR FRIDAY 7/05... PEAK GUST ASOS: 32 MPH NW AT 4:33 P.M. EDT PEAK GUST 420C: 36 MPH WNW AT 10:02 A.M. EDT PEAK GUST AERO: 36 MPH WNW AT 10:02 A.M. EDT JULY 2002 PRELIMINARY DATA....ALL IS CALENDAR DAY DATA.... BELOW IS ORDER OF DATA REPORTED.... MAX/MIN/MEAN/DEP/PRECIP/SUNSHINE/ OFFICIAL 420C WIND GUST Aero = Aerovane recording wind system gust when significantly higher ... data as yet not available TSTM = thunderstorm day 7/1 88/63/76/+7/0/.../../ 29 W 7/2 91/71/81/+11/0/.../../ 25 W 7/3 95/76/86/+16/0/.../../ 20 WNW 7/4 96/74/85/+15/0/.../../ 24 W 7/5 80/63/72/+2/0/.../../ 36 WNW 7/6 Morning low 59 degrees RECORDS FOR JULY 06 HIGH 98 IN 1911 LOW 47 IN 1979 PRECIP 1.04 IN 1931 PEAK GUST 56e MPH NNW IN 1942, 56 MPH WNW IN 1999 e = estimated MFD / JEN MOISAN