BLUE HILL METEOROLOGICAL OBSERVATORY, MILTON, MASSACHUSETTS 02186 ELEVATION 635 FT. ABOVE MSL....10 MILES SSW OF BOSTON, MA FRIDAY JUNE 21 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... 6/21/2002... Another beautiful day thus far with plenty of sunshine and temperatures warming quickly into the mid 70s, however the dew point is creeping up toward the low 60s, thus it's starting to feel a bit more uncomfortable compared to the last couple of days. Either way, can't get much better than this for what is the first official day of summer. The solstice occurred at 9:24am this morning. TODAY'S OBSERVATIONS.... 8 A.M. BHO SA 1155 250 -SCT 30 315/65/53/2010/046/ FEW AC W-NW FEW ACC N-NNE THN K LYR ALNG HRZN ALQDS/ 8/081/ 53006 10065 20057 11 A.M. BHO SA 1455 300 -SCT 35 312/75/59/2111/045/ HAZY/ 8/001/ 56003 THE DATA RECORDED FOR THURSDAY JUNE 20TH... TEMPERATURES....CALENDAR DAY MIDNIGHT TO MIDNIGHT.... EASTERN STANDARD TIME... MAX : 78 MIN: 57 // ASOS MAX: 78 ASOS MIN: 57 NORMAL HIGH AND LOW: 77/57 MEAN 68 [ + 1 ] TOTAL DEPARTURE FOR JUNE TO DATE: - 84 degrees June is averaging about 4.2 degrees cooler than normal daily.... PRECIPITATION....ON 06/21 AS OF 8 A.M. 24 HRS ENDING 8 A.M. . 0.00 INS. ASOS......................0.00 INS. JUNE TOTAL................4.19 INS. DEP. FRM NORMAL TO DATE..+1.71 INS. JUNE ASOS TOTAL...........4.10 INS. PRECIP. TOTAL YEAR 2002: 24.50 INS. DEPARTURE FROM NORMAL....+0.29 INS. ASOS TOTAL FOR 2002: 23.27 INS. WIND DATA....FOR THURSDAY 6/20... PEAK GUST ASOS: 21 MPH S AT 8:22 P.M. EDT PEAK GUST 420C: 21 MPH S AT 8:22 P.M. EDT PEAK GUST AERO: 20 MPH S AT 8:22 P.M. EDT JUNE 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 6/1 82/59/71/+9/0/823/91/ 39 W 6/2 72/50/61/-1/0.11/606/67/ 48 WNW/TSTM 6/3 68/47/58/-5/0/816/90/ 29 NW 6/4 71/49/60/-3/T/781/86/ 28 SSW 6/5 70/55/63/0/0.15/009/01/ 39 S/TSTM 6/6 67/49/58/-5/1.16/000/00/ 37 NE/TSTM 6/7 53/47/50/-14/0.90/191/21/ 32 NNE 6/8 69/44/57/-7/0/811/89/ 29 S 6/9 78/48/63/-1/T/429/47/ 32 W 6/10 74/56/65/+1/0/603/66/ 23 NNW 6/11 86/52/69/+4/0.12/585/64/ 40 NNE 6/12 53/47/50/-14/0.09/000/00/ 28 NNE 6/13 64/47/56/-9/0.02/183/20/ 18 NNE 6/14 63/50/57/-8/../018/02/ 23 ENE 6/15 52**/46/49/-17/../000/00/ 42 NE TOTAL (RAINFALL FOR 14-15TH 0.98 INCH ) 6/16 64/46/55/-11/0.40/046/05/ 32 NNE/TSTM 6/17 75/51/63/-3/0.20/.../../ 47 W/TSTM 6/18 76/54/65/-1/0/.../../ 22 WSW 6/19 74/58/66/0/0.06/578/63/ 21 NNE 6/20 78/57/68/+1/0/.../../ 21 S 6/21 Morning low 57 degrees... RECORDS FOR JUNE 21 HIGH 92 IN 1949 LOW 42 IN 1940 PRECIP 1.40 INS 1903 PEAK GUST 51 MPH SSW IN 2000 RECORDS FOR JUNE 22 HIGH 93 IN 1921 LOW 43 IN 1940 PRECIP 1.57 INS 1900 PEAK GUST 74 MPH NW IN 1988 e = estimated MFD