BLUE HILL METEOROLOGICAL OBSERVATORY, MILTON, MASSACHUSETTS 02186 ELEVATION 635 FT. ABOVE MSL....10 MILES SSW OF BOSTON, MA THURSDAY MAY 23 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... 5/23/2002...2 P.M. Beautiful clear and sunny, dry day. Not a cloud was observed all day....! Up to 75 degrees with dewpoint in upper 30's by mid-afternoon... Visibility slowly decreasing from 50 miles.... OBSERVATIONS FOR TODAY..... 5/23/2002 THU BHO SA 1155 CLR 20 234/52/42/2008/022/ FEW CI DSNT WNW-N DRK K LYR ALG HRZN S-W-NNE VSBY WNW 50 ABV INVSN ESTMTD TOP OVR CTY N 8 HND/ 8/001/ 50003 10052 20044 BHO SA CLR 50 218/67/40/2412G18/017 58016 BHO SA 1755 CLR 50 193/73/37/2112/010/ 56025 10074 20052 THE DATA RECORDED FOR WEDNESYDAY MAY 22ND... TEMPERATURES....CALENDAR DAY MIDNIGHT TO MIDNIGHT.... EASTERN STANDARD TIME... MAX : 69 MIN: 41 // ASOS MAX: 69 ASOS MIN: 40 NORMAL HIGH AND LOW: 69/49 MEAN 55 [ - 4 ] TOTAL DEPARTURE FOR MAY TO DATE: - 59 degrees THE MAY TEMPERATURE IS ABOUT 2.9 DEGREES COLDER THAN NORMAL TO DATE.... PRECIPITATION....ON 05/23 AS OF 8 A.M. 24 HRS ENDING 8 A.M. . 0.00 INS. ASOS......................0.00 INS. ASOS TOTAL FOR MAY....... 4.89 INS. TOTAL FOR MAY.............5.14 INS. STD GAGE DEP. FROM NORMAL........+ 2.41 INS. PRECIP. TOTAL YEAR 2002: 18.65 INS. DEPARTURE FROM NORMAL....-2.03 INS. WIND DATA....FOR 05/22... PEAK GUST ASOS: 26 MPH S AT 6:41 P.M. EDT PEAK GUST 420C: 28 MPH S AT 6:41 P.M. EDT PEAK GUST AERO: 27 MPH S AT 6:41 P.M. EDT 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 5/1 58/38/48/-4/0.00/0/827/98/ 38 W 5/2 49/42/46/-6/0.62/0/000/00/ 35 SE 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 (daily precip. corrected ) 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/.../../ 30 WNW 5/20 57/37/47/-11/0/0/.../../ 22 W 5/21 61/36/49/-10/0/0/.../../ 27 WNW 5/22 69/41/55/-4/0/0/.../../ 28 S 5/23 morning low 44 degrees... RECORDS FOR MAY 23 HIGH 92 IN 1964,1992 LOW 38 IN 1976 PRECIP 0.97 INS 1979 PEAK GUST 49e MPH W IN 1945 RECORDS FOR MAY 24 HIGH 92 IN 1964 LOW 35 IN 1956 PRECIP 2.13 INS 1951 PEAK GUST 50e MPH NNW IN 1941 e = estimated Robert Skilling