BLUE HILL METEOROLOGICAL OBSERVATORY
MILTON, MASSACHUSETTS
ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA

DAILY DISCUSSION AND CLIMATE SUMMARY
TUESDAY, NOVEMBER 1, 2016  
ALL TIMES ARE IN EASTERN STANDARD TIME

CHILLY MORNING START TO NOVEMBER

Temperatures fell to a low of 29F shortly before sunrise this morning.
High pressure continued to bring a very pleasant and mostly sunny day
as temperatures rebounded to a max. of 53F by 1:00PM EST. Dew points 
remained in the low-30's.  Winds were light and gradually shifted
southeast.  


PRELIMINARY STATS FOR OCTOBER 2016
 
TEMPERATURE, Deg. F
Avg. Max. 62.3 [+2.0]
Avg. Min. 45.3 [+2.4]
Mean      53.8 [+2.2]
24-hour corrected mean: 53.2
Max. for month: 79F on 19th
Min. for month: 28F on 27th
 
HEATING DEGREE DAYS
Total heating units: 346 [-75] 
Total for the season: 421 [-142]
Total for last season: 454
 
COOLING DEGREE DAYS
Total cooling units: 7 [+2] 
Total for the season: 901 [+299]
Total for last season: 810
 
PRECIPITATION, Inches
Total: 7.04 [+2.35]
Greatest in 24 hrs: N/A
 
WIND, mph
Avg. uncorrected wind speed: 11.3
Avg. corrected wind speed: 11.8
Prevailing wind direction: W at 11%
Peak gust and direction: 47 W on 23rd
 
SUNSHINE:
Campbell-Stokes card minutes: N/A
Astronomical total minutes: N/A


7 A.M. 
Weather: Few cumulus, NNE-SSW, few cirrus NW-E, patches of steam
fog dissipating over ponds E-SSE
Temperature: 33F; Dew Point: 29F; Wind: NNE at 6 kts,
Wind Speed: Light
Sea-level pressure: 30.36 ins. Hg, steady then rising
Visibility: 30 miles, distant fog
6-hr Max temp: 33F
6-hr Min temp: 29F
24-hr precip: 0.00 in.
BHO SA 1155 CLR 30 281/33/29/0306/036/ FEW CU NNE-SSW FEW CI NW-E
PTCHS STEAM FG DSSPTG OVR PONDS VC E-SSE DSNT FG WND LGT/
8/101 53007 10033 20029

10 A.M.
Weather: Few cumulus NNW-S, few cirrus SW-WNW and NE-E
Temperature: 46F; Dew Point: 35F; Wind: E at 5 kts,
Wind Speed: Light
Sea-level pressure: 30.39 ins. Hg, rising then steady
Visibility: 40 miles, hazy
BHO SA 1455 CLR 40 291/46/35/1005/039/ FEW CU NNW-S FEW CI SW-WNW
AND NE-E HAZY WND LGT/ 8/101 51010

1 P.M.
Weather: Few cumulus NNW-SSW, few cirrus S-NNW
Temperature: 53F; Dew Point: 32F; Wind: SW at 6 kts,
Wind Speed: Light
Sea-level pressure: 30.35 ins. Hg, falling, then more quickly
Visibility: 70 miles
6-hr Max. temp: 53F
6-hr Min. temp: 32F
BHO SA 1755 CLR 70 279/53/32/2306/035/ FEW CU NNW-SSW FEW CI S-NNW 
WND LGT/ 8/101 58012 10053 20032


SUMMARY FOR MONDAY, OCTOBER 31, 2016
 
TEMPERATURE (DEGREES F)
MAX.....51   NORMAL.....55
MIN.....34   NORMAL.....38
MEAN....43   NORMAL.....47

DEPARTURE FROM 30-YEAR NORMAL........................-4
TOTAL DEPARTURE FOR THE MONTH.......................+75 [+2.2 DEGREES/DAY]

COOLING DEGREE DAYS (SEASON JAN TO DEC)
TOTAL COOLING UNITS FOR YESTERDAY...............0   DEPARTURE...........0
TOTAL COOLING UNITS FOR THE MONTH...............7   DEPARTURE..........+2
TOTAL COOLING UNITS FOR THE SEASON............901   DEPARTURE........+299
TOTAL COOLING UNITS LAST SEASON TO DATE.......810   DIFFERENCE........+91 

HEATING DEGREE DAYS (SEASON JUL TO JUN)
TOTAL HEATING UNITS FOR YESTERDAY..............22   DEPARTURE..........+4
TOTAL HEATING UNITS FOR THE MONTH.............346   DEPARTURE.........-75
TOTAL HEATING UNITS FOR THE SEASON............421   DEPARTURE........-142
TOTAL HEATING UNITS LAST SEASON TO DATE.......454   DIFFERENCE........-33

PEAK GUST AND AVERAGE WIND SPEED (MPH) 
PEAK WIND GUST FOR YESTERDAY...................31 NW  AT 1:34 A.M.
                   ASOS........................32 NNW AT 1:36 A.M.
                   DAVIS.......................29 NW  AT 1:35 A.M. RMY 33
FASTEST MILE FOR YESTERDAY.....................24 NW  AT 1:35 A.M.
MAXIMUM 2-MINUTE ASOS AVERAGE..................22 NNW AT 1:37 A.M.  
MAXIMUM 2-MINUTE DAVIS AVERAGE.................22 NW  AT 1:36 A.M.   
AVERAGE WIND SPEED AND DIRECTION.............11.5 NW
                   ASOS......................11.7
                   DAVIS.....................10.3 NNW [330 Deg.]
*last of several occurrences

PRECIPITATION (INCHES) THROUGH THIS MORNING (EST)
TOTAL PRECIPITATION 24 HRS ENDING 7 A.M....0.00  DEPARTURE......-0.16
                         ASOS..............0.00
TOTAL PRECIPITATION FOR THE MONTH..........7.04  DEPARTURE......+2.35
                         ASOS..............7.06
TOTAL PRECIPITATION FOR THE YEAR..........34.36  DEPARTURE......-9.41
                         ASOS.............34.70

PRELIMINARY CLIMATE SUMMARY FOR OCTOBER CALENDAR DAY DATA
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO/RMY GUST
AERO: Aerovane wind recording system gust
RMY:  R.M. Young wind gust recording system
TSTM: Thunderstorm day (thunder heard some time during day)
....: Data not yet available, records not finalized
M:    Missing data

10/1  57/52/55/-2/1.22/000/00                 33 NNE AERO  M  RMY 34
10/2  55/52/54/-3/0.19/000/00                 23 N   AERO  M  RMY N/A
10/3  69/53/61/+5/0.00/404/58                 21 ENE AERO  M  RMY 20
10/4  61/47/54/-2/T/493/71                    26 NE  AERO  M  RMY 27
10/5  61/44/53/-3/0.00/630/91                 22 NE  AERO  M  RMY 21
10/6  71/46/59/+4/0.00/682/99                 16 SW* AERO  M  RMY 15
10/7  75/54/65/+10/0.00/679/99                16 S   AERO  M  RMY 16
10/8  69/53/61/+7/0.00/130/19                 23 SSW AERO  M  RMY 23
10/9  63/44/54/0/1.89/000/00                  28 N   AERO  M  RMY 34
10/10 57/40/49/-5/0.00/658/97                 32 NW  AERO  M  RMY 32
10/11 62/39/51/-2/0.00/655/97                 17 N   AERO  M  RMY N/A
10/12 68/49/59/+6/0.00/645/96                 17 S   AERO  M  RMY 17
10/13 71/52/62/+9/T/348/52                    24 SSW AERO  M  RMY 28
10/14 58/41/50/-2/0.00/667/100                26 NNW AERO  M  RMY 25
10/15 58/38/48/-4/0.00/578/87                 23 S   AERO  M  RMY 26
10/16 68/46/57/+6/0.00/562/85                 28 SSW AERO  M  RMY 30
10/17 76/58/67/+16/0.00/494/75                23 WSW AERO  M  RMY N/A
10/18 74/56/65/+14/0.54/210/32                35 SSW AERO  M  RMY 37
10/19 79/58/69/+19/0.00/549/84                29 SSW AERO  M  RMY N/A
10/20 64/54/59/+9/0.05/429/66                 23 ENE AERO  M  RMY 22
10/21 75/57/66/+16/1.60/142/22                30 ESE AERO  M  RMY 31
10/22 65/40/53/+4/0.23/000/00                 37 WSW AERO  M  RMY N/A
10/23 56/41/49/0/0.00/578/90                  47 W   AERO  M  RMY 50
10/24 59/41/50/+1/T/607/95                    38 W   AERO  M  RMY 40
10/25 48/33/41/-8/0.00/586/92                 33 WNW AERO  M  RMY 35
10/26 47/32/40/-8/0.00/495/78                 29 WNW AERO  M  RMY 31
10/27 46/28/37/-11/..../013/02                28 ESE AERO 28 ESE RMY N/A
10/28 51/41/46/-2/..../000/00                 40 WNW AERO 41 WNW RMY 43
10/29 55/37/46/-1/T/000/00                    24 SSW AERO 24 SSW RMY N/A
10/30 63/43/53/+6/0.27/.../..                 25 W   AERO 25 WSW RMY N/A
10/31 51/34/43/-4/0.00/.../..                 31 NW  AERO 29 NW  RMY 33

PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER CALENDAR DAY DATA
DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO/RMY GUST
AERO: Aerovane wind recording system gust
RMY:  R.M. Young wind gust recording system
TSTM: Thunderstorm day (thunder heard some time during day)
....: Data not yet available, records not finalized
M:    Missing data

11/1 Low temp since midnight is 29F; normal low is now 38F

DAILY EXTREMES
Temperature and precipitation records back to 1885, and
wind records back to 1940 (e = estimated):

RECORDS FOR NOVEMBER 1
HIGH 75 IN 2003
LOW 22 IN 1913,1923
PRECIP 2.93 INCHES IN 1985
SNOWFALL TRACE IN 1906,1951
PEAK GUST 78 ESE IN 1997

RECORDS FOR NOVEMBER 2
HIGH 81 IN 1950
LOW 22 IN 1965
PRECIP 1.67 INCHES IN 1970
SNOWFALL 1.8 IN 2014
PEAK GUST 63 WSW IN 1973

TODAY'S REPORT PREPARED BY: Cecilia Borries-Strigle