BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS 02186 ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY SATURDAY, JANUARY 6, 2007 ALL TIMES ARE IN EASTERN STANDARD TIME RECORD WARMTH FOR SECOND DAY...HIGH TEMPERATURE TODAY OF 66 IS NEW RECORD FOR DATE AND SECOND WARMEST FOR ALL OF JANUARY... Through 2 PM the high temperature has reached 66 degrees, which surpasses the previous record for the date of 60 set in 1913. The low temperature so far today has been 55, though it will likely drop below this by midnight. The high temperature today is also the second highest temperature ever recorded in January behind only the record for the month of 68 set on January 26, 1950 and tying with 66 recorded on January 29, 2002. The high and low for Friday of 61 and 46 were also both records for January 5. Today's observations: 7 A.M. Weather: Overcast stratocumulus Temperature: 59F, Dew point: 59F, Wind: S at 21G28 kts Wind: Peak wind 31 kts S Sea-level pressure: 29.67 inches Hg, falling Visibility: 12 miles 6-hourly min. temp. 55 deg. 24-hourly precip: 0.06 inch BHO SA 1155 E10 OVC 12 048/59/59/1921G28/967/ CIG RGD PK WND 1931/1138/ 8/5// 56020 6//// 70006 10059 20055 10 A.M. Weather: Light rain shower, overcast stratocumulus Temperature: 62F, Dew point: 60F, Wind: S at 27G38 kts Wind: Peak wind 38 kts S Sea-level pressure: 29.62 inches Hg, falling Visibility: 15 miles BHO SA 1455 E12 OVC 15RW- 031/62/60/1927G38/962/ VSBY W 6 NW-NE 20 RWB50 RW S-W MVNG NE PCPN VRY LGT PRESFR PK WND 1938/1450/ 8/5// 58017 6001/ 1 P.M. Weather: Scattered stratocumulus, scattered altocumulus Temperature: 65F, Dew point: 59F, Wind: SSW at 16G30 kts Wind: Peak wind 32 kts SSW Sea-level pressure: 29.53 inches Hg, falling Visibility: 40 miles 6-hourly rainfall: 0.01 BHO SA 1755 15 SCT 150 SCT 40 001/65/59/2116G30/953/ VSBY SE-S 25 PK WND 2132/1742/ 8/570 56030 6001/ 10065 20059 WEATHER SUMMARY FOR FRIDAY, JANUARY 5 TEMPERATURE (DEGREES F) MAX.....61 NORMAL.....34 MIN.....46 NORMAL.....19 MEAN....54 NORMAL.....27 DEPARTURE FROM 30-YEAR NORMAL........+27 TOTAL DEPARTURE FOR THE MONTH........+85 (+16.8 DEGREES/DAY) HEATING DEGREE DAYS TOTAL HEATING UNITS FOR YESTERDAY..........11 DEPARTURE......-27 TOTAL HEATING UNITS FOR THE MONTH.........105 DEPARTURE......-85 TOTAL HEATING UNITS FOR THE SEASON.......1978 DEPARTURE.....-541 TOTAL HEATING UNITS LAST SEASON TO DATE..2328 DIFFERENCE....-350 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY...........44 S AT 12:02 P.M. AEROVANE............44 S AT 12:02 P.M. ASOS................43 S AT 12:02 P.M. DAVIS...............47 SSW AT 12:10 P.M. FASTEST MILE FOR YESTERDAY.............33 S AT 12:27 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE..........35 S AT 12:03 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE.........36 S AT 12:03 P.M. AVERAGE WIND SPEED AND DIRECTION.....19.0 S ASOS..............19.0 DAVIS.............18.5 S [189 deg] * last of several occurrences.. PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.06 DEPARTURE......-0.09 ASOS..............0.06 TOTAL PRECIPITATION FOR THE MONTH..........1.07 DEPARTURE......+0.32 ASOS..............1.06 TOTAL PRECIPITATION FOR THE YEAR...........1.07 DEPARTURE......+0.32 ASOS..............1.06 SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M..........0.0 DEPARTURE.....-0.5 TOTAL SNOWFALL FOR THE MONTH................0.0 DEPARTURE.....-2.5 TOTAL SNOWFALL FOR THE SEASON...............3.7 DEPARTURE....-12.4 PRELIMINARY CLIMATE SUMMARY FOR JANUARY 2007......CALENDAR DAY DATA DATA REPORTED: DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOWFALL/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST AERO: Aerovane recording wind system when significant TSTM: Thunderstorm day ....: Data not yet available 1/1 53/30/42/+15/0.98/0/000/00 38 SE 1/2 43/31/37/+10/0.03/0/505/92 44 W Aero 47 MPH W 1/3 49/30/40/+13/0/0/435/79 40 S 1/4 53/40/47/+20/0/0/187/34 31 SSW 1/5 61/46/54/+27/.../0/000/00 44 S Aero 44 MPH S 1/6 morning low temp. 55 deg; normal low now 19 deg. DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR JANUARY 6 HIGH 60F IN 1913 (surpassed today) LOW -14F IN 1896 PRECIP 3.10 INS. IN 1889 [RECORD FOR MONTH] SNOWFALL 7.5 INS. IN 1893 WIND 70 MPH WNW IN 1959 RECORDS FOR JANUARY 7 HIGH 60F IN 1930 LOW -7F IN 1896 PRECIP 1.97 INS. IN 1977 SNOWFALL 16.0 INS. IN 1977 WIND 74 MPH NW IN 1968 TODAY'S REPORT By: Mike Iacono