BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY FRIDAY, AUGUST 27, 2004 ALL TIMES ARE IN EASTERN DAYLIGHT TIME TODAY'S DISCUSSION... While today is another dry day in terms of rainfall, both temperature and humidity are higher than in the past few days with the temperature reaching the mid 70s late this morning and dewpoints into the mid 60s. Wind this morning has been primarily from the southwest between 10-20mph. Also of note, the great visibility of the past few days is all but a memory this morning with visibility only around 15 miles this morning under hazy conditions. TODAY'S OBSERVATIONS: 8 A.M. BHO SA 1155 E12 SCT 250 -SCT 15 229/66/63/2213/021/ HAZY/ 8/501 51007 10066 20061 11 A.M. BHO SA 1455 E20 BKN 120 BKN 15 215/75/65/2311/016/ HAZY/ 8/201 58014 ALL TIMES EASTERN DAYLIGHT TIME.. WEATHER SUMMARY FOR THURSDAY, AUGUST 26: TEMPERATURE (DEGREES F) MAX.....77 NORMAL.....77 HAZEN SHELTER....77.1 AT 3:48 P.M. MIN.....55 NORMAL.....59 HAZEN SHELTER....55.1 AT 6:02 A.M. MEAN....66 NORMAL.....68 DEPARTURE FROM 30-YEAR NORMAL.....- 2 TOTAL DEPARTURE FOR THE MONTH.....-35 (-1.3 DEGREES/DAY) PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY........23 S AT 8:46 P.M. AEROVANE.........27 S AT 8:46 P.M. ASOS.............22 S AT 8:47 P.M. DAVIS............26 S AT 8:46 P.M. FASTEST MILE FOR YESTERDAY..........16 S AT 8:45 P.M. HIGHEST ASOS 2 MIN AV...18 S AT 8:43 P.M. HIGHEST DAVIS 1 MIN AV...22 S AT 8:45 P.M. AVERAGE WIND SPEED AND DIRECTION.. 10.6 SSW ASOS........... 11.5 S / 190 deg. DAVIS.......... 11.3 SSW / 200 deg. PRECIPITATION (INCHES) TOTAL PRECIPITATION 24 HRS ENDING 8 A.M....0.00 DEPARTURE....-0.14 ASOS..............0.00 TOTAL PRECIPITATION FOR THE MONTH..........5.03 DEPARTURE....+1.66 ASOS..............4.93 TOTAL PRECIPITATION FOR THE YEAR..........32.76 DEPARTURE....-0.02 ASOS.............31.11 PRELIMINARY CLIMATE SUMMARY FOR AUGUST 2004......CALENDAR DAY DATA DATA REPORTED: 24 HOUR PERIODS ENDING MIDNIGHT EST DATE MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST ... SUNSHINE DATA NOT YET AVAILABLE 8/1 79/70/75/+3/0.03/165/19 32 MPH SSW AERO 35 MPH SSW 8/2 84/69/77/+5/0/544/63 21 MPH NE 8/3 86/69/78/+6/0/698/81 25 MPH SW AERO 29 MPH SW 8/4 79/65/72/0/0.06/679/79 24 MPH ENE 8/5 70/57/64/-8/0.49/231/27 21 MPH E 8/6 70/56/63/-9/0/419/49 24 MPH N 8/7 72/51/62/-9/0/495/58 17 MPH WNW 8/8 75/52/64/-7/0/774/91 31 MPH W 8/9 80/56/68/-3/0/848/100 25 MPH W 8/10 84/62/73/+2/0/719/85 31 MPH S 8/11 81/66/74/+3/0/177/21 35 MPH S AERO 36 MPH S 8/12 82/67/75/+4/0.62/530/63 33 MPH SSE TSTM 8/13 77/70/74/+3/0.78/008/01 30 MPH SSW TSTM 8/14 83/65/74/+4/0.02/576/69 21 MPH W 8/15 68/60/64/-6/1.55/000/00 28 MPH ENE 8/16 62/58/60/-10/0.18/000/00 18 MPH ENE 8/17 72/57/65/-5/0.04/356/43 18 MPH NNE 8/18 79/58/69/-1/0/685/83 30 MPH S AERO 33 MPH S 8/19 79/67/73/+3/T/206/25 31 MPH S AERO 35 MPH S 8/20 86/68/77/+8/0.02/525/64 31 MPH SSW 8/21 77/59/68/-1/1.24/000/00 54 MPH WSW TSTM AERO 55 MPH WSW 8/22 70/52/61/-8/0/807/99 22 MPH NNW 8/23 79/56/68/-1/0/796/98 24 MPH SW 8/24 71/58/65/-4/0/.../.. 24 MPH NNW 8/25 76/55/66/-2/0/.../.. 21 MPH SE 8/26 77/55/66/-2/0/.../.. 23 MPH S AERO 27 MPH S 8/27 Today's low so far 60 degrees A NEW RECORD LOW MINIMUM TEMP. FOR 8/7 OF 51 DEG; the previous record was 52 degrees in 1950,1964. A NEW RECORD DAILY RAINFALL OF 1.55 INCHES has been established for 8/15; the previous record was 1.31 ins. in 1973. A NEW RECORD PEAK DAILY WIND GUST OF 54 MPH WSW has been established for 8/21; previous record was 51 MPH ESE in 1997. DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR AUGUST 27 HIGH 99F IN 1948 LOW 44F IN 1885 PRECIP 2.77 INCHES IN 1946 PEAK GUST 48 MPH NW 1983 RECORDS FOR AUGUST 28 HIGH 95F IN 1948 LOW 43F IN 1885 PRECIP 1.80 INCHES IN 1922 PEAK GUST 87 MPH SSE 1971 Today's report: Matt Douglas