BLUE HILL METEOROLOGICAL OBSERVATORY, MILTON, MASSACHUSETTS 02186 ELEVATION 635 FT. ABOVE MSL....10 MILES SSW OF BOSTON, MA TUESDAY JUNE 04 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... 6/4/2002... June has started out with some really nice weather. Saturday, June 1st, averaged 9 degrees warmer than normal while Sunday was one degree cooler than normal and Monday was 5 degrees cooler than normal. The fair weather week-end was interrupted by some brief showers and thunderstorms on Sunday which netted a total of just 0.11 inch of rain here. More nice weather for yesterday and today with continued low dewpoints today in the low 40's. This morning's low temp. of 49 was still 4 degrees cooler than normal for the date. The 90 miles visibility of Monday was slowly decreasing from 60 to 70 miles this morning down to 50 to 60 miles by early afternoon. TODAY'S OBSERVATIONS.... 6/4/2002 TUE 8 A.M. BHO SA 1155 300 -SCT 60 235/56/40/1009/022/ THN K LYR WNW-NW VSBY WNW 70 WND GRDLY VEERING/ 8/001/ 53013 10056 20049 11 A.M. BHO SA 1455 300 -SCT 65 243/62/40/1706/025/ 8/001/ 50008 2 P.M. BHO SA 1755 250 -SCT 300 -BKN 55 227/68/42/1704/020/ WND LGT/ 8/001/ 58016 10069 20056 THE DATA RECORDED FOR MONDAY JUNE 3RD.... TEMPERATURES....CALENDAR DAY MIDNIGHT TO MIDNIGHT.... EASTERN STANDARD TIME... MAX : 68 MIN: 47 // ASOS MAX: 68 ASOS MIN: 47 NORMAL HIGH AND LOW: 72/53 MEAN 58 [ - 5 ] TOTAL DEPARTURE FOR JUNE TO DATE: + 3 degrees June is averaging 0.8 degree WARMER than normal.... PRECIPITATION....ON 06/04 AS OF 8 A.M. 24 HRS ENDING 8 A.M. . 0.00 INS. ASOS......................0.00 INS. JUNE TOTAL................0.11 INS. JUNE ASOS TOTAL...........0.11 INS. ASOS TOTAL FOR MAY....... 6.52 INS. TOTAL FOR MAY.............6.80 INS. STD GAGE DEP. FROM NORMAL........+ 3.01 INS. PRECIP. TOTAL YEAR 2002: 20.52 INS. DEPARTURE FROM NORMAL....-1.71 INS. WIND DATA....FOR 06/03... PEAK GUST ASOS: 28 MPH NW AT 3:21 P.M. EDT PEAK GUST 420C: 30 MPH NW AT 3:21 P.M. EDT PEAK GUST AERO: 29 MPH NW AT 3:21 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 not yet available TSTM = thunderstorm day 6/1 82/59/71/+9/0/.../../ 39 W 6/2 72/50/61/-1/0.11/.../../ 48 WNW/TSTM 6/3 68/47/58/-5/0/.../../ 29 NW 6/4 morning low temp. 49; normal low now 53 deg. MAY 2002 PRELIMINARY DATA....ALL IS CALENDAR DAY DATA.... MAX/MIN/MEAN/DEP/PRECIP/SNOW/SUNSHINE/ OFFICIAL 420C WIND GUST Aero = Aerovane recording wind system ... data not yet available TSTM = thunderstorm day 5/1 58/38/48/-4/0.00/0/827/98/ 38 W/TSTM 5/2 49/42/46/-6/0.62/0/000/00/ 35 SE/TSTM 5/3 54/42/48/-5/0.02/0/747/88/ 71 W (Aero 70 MPH W)(Maximum, Inc. 74 mph ) 5/4 68/39/54/+1/0/0/842/99/ 33 WNW 5/5 72/46/59/+6/0/0/751/88/ 28 S 5/6 77/46/62/+8/0/0/668/78/ 38 S (Aero 39 MPH S)(Maximum, Inc. 40 MPH S ) 5/7 74/51/63/+9/0/0/369/43/ 39 SW 5/8 64/50/57/+3/0/0/679/79/ 30 NW 5/9 57/45/51/-4/0.07/0/009/01/ 30 ENE 5/10 76/52/64/+9/0.13/0/727/84/ 45 WNW 5/11 66/46/56/0/0/0/790/91/ 39 W 5/12 56/44/50/-6/0.43/0/000/00/ 25 SE 5/13 45/41/43/-13/1.93/0/000/00/ 45 ENE 5/14 61/41/51/-6/0.35/0/306/35/ 46 W 5/15 58/38/48/-9/T/0/543/62/ 53 MPH W (Aero 52 MPH W ) 5/16 77/46/62/+5/0/0/632/72/ 40 SSW 5/17 72/51/62/+5/0.01/0/238/27/ 32 WNW 5/18 51/35/43/-15/1.58/T/000/00/ 46 NE 5/19 58/34/46/-12/0/0/849/96/ 30 WNW 5/20 57/37/47/-11/0/0/514/58/ 22 W 5/21 61/36/49/-10/0/0/630/71/ 27 WNW 5/22 69/41/55/-4/0/0/880/99/ 28 S 5/23 77/44/61/+2/0/0/873/98/ 30 S 5/24 84/48/66/+6/T/0/804/90/ 37 NW 5/25 61/45/53/-7/0/0/841/94/ 36 NW 5/26 67/44/56/-4/T/0/206/23/ 33 SSW 5/27 76/55/66/+5/0.51/0/269/30/ 27 SSW/TSTM 5/28 68/59/64/+3/0.46/0/081/09/ 21 SSW/TSTM 5/29 75/58/67/+6/0.26/0/225/25/ 25 SSE/TSTM 5/30 79/58/69/+8/0/0/586/65/ 30 S 5/31 79/61/70/+9/0.43/0/370/41/ 38 S/TSTM RECORDS FOR JUNE 04 HIGH 99 IN 1919 LOW 41 IN 1915,1926 PRECIP 1.29 INS 1898 PEAK GUST 48 MPH SSE IN 1983 RECORDS FOR JUNE 05 HIGH 95 IN 1930 LOW 41 IN 1891 PRECIP 2.83 INS 1982 PEAK GUST 57 MPH NNW IN 1988 e = estimated Robert Skilling