BLUE HILL METEOROLOGICAL OBSERVATORY, MILTON, MASSACHUSETTS 02186 ELEVATION 635 FT. ABOVE MSL....10 MILES SSW OF BOSTON, MA TUESDAY NOVEMBER 13 2001 PLEASE VISIT OUR WEB SITE AT: http://www.bluehill.org/ DAILY DISCUSSION.....11/13/2001...@ 1 P.M. LONG DRY SPELL CONTINUES................... ONLY 46% OF NORMAL RAINFALL MID-AUGUST THRU MID-NOVEMBER..... COLDEST TEMPERATURE OF SEASON TO DATE....24 DEGREES... A total of just 5.41 inches of rain has fallen during the past three months. Normal for this period is over 11 and one half inches so only 46% of normal precipitation. Usually it's the first day of a new cold airmass that brings the coldest temperature to the summit but this time it was the second day (this morning) with low of 24 degrees here on the summit; the lowest temperature thus far this season. Yesterday morning's low was 25 degrees. Highest sea level pressure of month to date this morning at 9:36 a.m. @ 30.55 (ASOS) Our lowest for month to date is 29.73 ins. at 2:30 a.m. on Nov. 11th. TODAY'S OBSERVATIONS.... 11/13/2001 TUE 7 A.M. high thin broken with 70 miles visibility and 26 deg; wind w at 09 mph... BHO SA 1155 300 -BKN 70 337/26/14/2608/053/ PTCHS AC WSW-NW AND NE CC OVHD FEW LWR CI THN K LYR ALG NE-E HRZN WND GRDLY BACKING/ 8/039/ 52008 10028 20024 10 A.M. scattered clouds with view of 50 miles...temp. 37; wind w at 06 mph BHO SA 1455 120 SCT 200 SCT 300 SCT 50 342/37/17/2705/054/ PTCH DENSE CI W K LYR ALG HRZNS VSBY NW 70/ 8/032/ 50005 1 P.M. high thn scattered with 50 miles view and 44 deg; wind wsw at 08 mph BHO SA 1755 300 -SCT 50 318/44/17/2407/047/ PTCH LWR DENSE CI N WND 20V28/ 8/002/ 58024 10045 20025 DATA RECORDED FOR MONDAY NOVEMBER 12... TEMPERATURES.... MAX : 42 MIN: 25 // ASOS MAX: 42 ASOS MIN: 25 NORMAL HIGH AND LOW: 51/36 MEAN 34 [- 9] TOTAL DEP FOR MONTH TO DATE: +15 degrees Nov. is averaging 1 degree WARMER than normal..... PRECIPITATION....ON 11/12 AS OF 7 A.M. 24 HRS ENDING 7 A.M. ... 0.00 IN. ASOS......................0.00 IN. NOV. TOTAL................0.63 IN. DEP. FROM NORMAL: - 1.24 INS. Nov. snowfall: TRACE PRECIP. TOTAL YEAR 2001 TO DATE: 41.50 {+ 0.42 IN. ] WIND DATA....FOR 11/12 PEAK GUST ASOS: 26 MPH WNW AT 12:02 P.M. PEAK GUST: 29 MPH WNW AT 12:33 P.M. PEAK GUST AERO: 28 MPH WNW AT 12:02 & 12:33 P.M. DAILY NOV. 2001 DATA....AT BLUE HILL... max/min/mean/dep/precip/snowfall/sun mins/%/pk gust/TSTM = thunderstorm day (Aero = the aerovane wind system ) 11/1 66/48/57/+10/0.13/0/359/58/ 28 SW 11/2 71/54/63/+16/0/0/253/41/ 37 SSW (Aero 38 MPH SSW ) 11/3 61/47/54/+8/0.27/0/012/02/ 31 SSW (Aero 32 MPH SSW) 11/4 58/43/51/+5/0/0/416/68/ 18 S 11/5 47/36/42/-4/0.17/T/195/32/ 36 NW (Aero 38 MPH NW ) 11/6 51/36/44/-1/0/0/522/86/ 42 NW (Aero 44 MPH NW ) 11/7 56/36/46/+1/0/0/526/87/ 48 WNW (Aero 48 MPH WNW ) 11/8 54/35/45/0/0/0/591/98/ 35 S (Aero 36 MPH S ] 11/9 52/33/43/-1/0/0/510/85/ 45 WNW 11/10 49/32/41/-3/T/0/033/06/ 25 SW 11/11 45/28/37/-7/0/0/.../../ 40 NW (Aero 43 MPH NW ) 11/12 42/25/34/-9/0/0/546/92/ 29 WNW (Aero 28 MPH WNW ) 11/13 morning lo temp. 24 degrees... RECORDS FOR NOVEMBER 13 HIGH 66 IN 1931,1964 LOW 14 IN 1920 PRECIP 1.96 INS 1982 SNOWFALL: 2.0 INS. 1886 PEAK GUST 77 MPH S IN 1982 RECORDS FOR NOVEMBER 14 HIGH 70 IN 1993 LOW 11 IN 1905 PRECIP 1.87 INS 1972 SNOWFALL: 3.5 INS. 1997 PEAK GUST 61 MPH ENE IN 1972e AND 1995 e = estimated Robert Skilling