BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS 02186
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA
DAILY DISCUSSION AND CLIMATE SUMMARY
SUNDAY, OCTOBER 30, 2005
ALL TIMES ARE IN EASTERN STANDARD TIME
Today's observations:
7 A.M. EST
Weather: Clear with a few altocumulus
Temperature: 38F, Dew point: 33F, Wind: West at 18 kt
Sea-level pressure: 29.98 inches Hg, rising
Visibility: 50 miles
BHO SA 1155 CLR 50 154/38/33/2818/998/ FEW AC ALQDS GF S
TOTAL NEW SNW PST 24 HR 1.5 IN/ 8/070 53013 ASOS 70042
MANUAL 70040 10038 20035
10 A.M. EST
Weather: Clear with a few cirrus
Temperature: 50F, Dew point: 36F, Wind: W at 18 kt
Sea-level pressure: 30.03 inches Hg, rising
Visibility: 60 miles
BHO SA 1455 CLR 60 168/50/36/2818/003/ FEW CI N/ 8/001 51014
1 P.M. EST
Weather: Clear with a few cirrus
Temperature: 61F, Dew point: 36F, Wind: W at 15G20 kt
Sea-level pressure: 30.01 inches Hg, falling
Visibility: 60 miles
BHO SA 1755 CLR 60 163/61/36/2715G20/001/ FEW CI DSNT W-N/
8/001 58005 10061 20038
WEATHER SUMMARY FOR SATURDAY, OCTOBER 29
TEMPERATURE (DEGREES F)
MAX.....38 NORMAL.....56 ASOS.....38 AT 12:14 P.M.
MIN.....32 NORMAL.....39 ASOS.....31 AT 5:23 P.M.
MEAN....35 NORMAL.....47
DEPARTURE FROM 30-YEAR NORMAL......-12
TOTAL DEPARTURE FOR THE MONTH......+27 (+0.7 DEGREES/DAY)
HEATING DEGREE DAYS
TOTAL HEATING UNITS FOR YESTERDAY..........30 DEPARTURE....+12
TOTAL HEATING UNITS FOR THE MONTH.........367 DEPARTURE....-15
TOTAL HEATING UNITS FOR THE SEASON........439 DEPARTURE...-116
TOTAL HEATING UNITS LAST SEASON TO DATE...504 DIFFERENCE...-65
PEAK GUST AND AVERAGE WIND SPEED (MPH)
PEAK WIND GUST FOR YESTERDAY.........28 NNW AT 9:14 A.M.
AEROVANE..........26 W AT 11:51 P.M.
ASOS..............23 N AT 9:14 A.M.
DAVIS.............25 W
FASTEST MILE FOR YESTERDAY...........18 W AT 11:02 P.M.
MAXIMUM 2-MINUTE ASOS AVERAGE........18 W AT 11:02 P.M.
AVERAGE WIND SPEED AND DIRECTION....9.7 NW
ASOS.............9.8
*LAST OF SEVERAL OCCURRENCES
PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.40 DEPARTURE....+0.25
ASOS..............0.42
TOTAL PRECIPITATION FOR THE MONTH.........14.72 DEPARTURE...+10.58
ASOS.............14.88
TOTAL PRECIPITATION FOR THE YEAR..........57.62 DEPARTURE...+16.03
ASOS.............56.55*
*EXCLUDES 3.19 INCHES OF ERRONEOUS PRECIPITATION RECORDED FROM 1/23-1/28.
SNOWFALL (INCHES) THROUGH THIS MORNING (EST)
TOTAL SNOWFALL 24 HRS ENDING 7 A.M........1.5 DEPARTURE....+1.4
TOTAL SNOWFALL FOR THE MONTH..............1.5 DEPARTURE....+1.4
TOTAL SNOWFALL FOR THE 2005-2006 SEASON...1.5 DEPARTURE....+1.4
PRELIMINARY CLIMATE SUMMARY FOR OCTOBER 2005......CALENDAR DAY DATA
DATA REPORTED:
DATE MAX/MIN/MEAN/DEP/PRECIP/SNOW/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST
AERO: Aerovane recording wind system when significant
TSTM: Thunderstorm day
....: Data not yet available
10/1 70/49/60/+3/0/690/98 21 MPH S
10/2 75/52/64/+8/0/681/97 23 MPH SSW
10/3 73/56/65/+9/0/656/94 15 MPH S
10/4 74/55/65/+9/T/382/55 17 MPH S
10/5 78/56/67/+12/0/471/68 17 MPH S
10/6 77/64/71/+16/T/366/53 25 MPH S
10/7 78/65/72/+17/0.03/158/23 31 MPH S Aero 34 MPH S
10/8 71/49/60/+6/1.32/000/00 45 MPH S Aero 50 MPH S
10/9 52/47/50/-4/1.33/000/00 50 MPH NNE Aero 48 MPH NNE
10/10 53/50/52/-2/0.19/000/00 25 MPH NNE
10/11 54/50/52/-1/0.28/000/00 42 MPH NNE Aero 40 MPH NE
10/12 53/49/51/-2/0.22/000/00 47 MPH NE Aero 45 MPH NE
10/13 54/52/53/+1/0.15/000/00 40 MPH NE
10/14 56/53/55/+3/2.25/000/00 37 MPH NE Aero 35 MPH NE
10/15 58/49/54/+2/4.58/000/00 48 MPH NE Aero 47 MPH NE
10/16 58/48/53/+2/0/331/50 55 MPH WSW Aero 57 MPH W
10/17 60/44/52/+1/0/554/84 47 MPH W Aero 49 MPH W
10/18 64/43/54/+3/0.03/282/43 42 MPH W Aero 42 MPH W
10/19 64/46/55/+4/0/510/78 35 MPH W Aero 36 MPH S
10/20 54/41/48/-2/0/612/94 38 MPH W Aero 40 MPH W
10/21 56/39/48/-2/0/506/78 22 MPH W
10/22 48/39/44/-6/0.78/000/00 44 MPH NE Aero 45 MPH NE
10/23 46/41/44/-5/0.44/000/00 45 MPH NE Aero 46 MPH NE
10/24 47/38/43/-6/0.27/000/00 37 MPH NE Aero 35 MPH NE
10/25 48/37/43/-6/2.45/000/00 67 MPH NNE Aero 67 MPH NE
10/26 47/35/41/-7/T/375/58 47 MPH WNW Aero 52 MPH WNW
10/27 48/34/41/-7/0/.../.. 25 MPH W
10/28 43/36/40/-8/0/.../.. 22 MPH NW
10/29 38/32/35/-12/0.40/1.5/000/00 28 MPH NNW
DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):
RECORDS FOR OCTOBER 30
HIGH 75 IN 1946,1989
LOW 21 IN 1928
PRECIP 1.85 INCHES IN 1917
SNOWFALL 0.6 INCHES IN 2000
PEAK GUST 66 NW IN 1963
RECORDS FOR OCTOBER 31
HIGH 79 IN 1946
LOW 22 IN 1904
PRECIP 3.74 INCHES IN 1991
SNOWFALL TRACE IN 1906
PEAK GUST 70e S IN 1945
TODAY'S REPORT BY: Andrew Hoell