Climatological Report (Daily)
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CDUS45 KTFX 160927
CLIDLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
223 AM MST SAT DEC 16 2017


...................................

...THE DILLON AIRPORT MT CLIMATE SUMMARY FOR DECEMBER 15 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1929 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         37    124 PM  57    1980  30      7       20
  MINIMUM         18   1207 AM -27    2008  11      7        7
  AVERAGE         28                        20      8       14

PRECIPITATION (IN)
  YESTERDAY        0.00          0.13 1977   0.01  -0.01      T
  MONTH TO DATE    0.25                      0.16   0.09     0.04
  SINCE OCT 1      0.93                      1.29  -0.36     2.53
  SINCE JAN 1      9.59                     10.46  -0.87     9.54

SNOWFALL (IN)
  YESTERDAY       MM
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       37                               -8       51
  MONTH TO DATE  605                              -53      707
  SINCE DEC 1    605                              -53      707
  SINCE JUL 1   2648                             -161     2490

 COOLING
  YESTERDAY        0                                0        0
  MONTH TO DATE    0                                0        0
  SINCE DEC 1      0                                0        0
  SINCE JAN 1    290                              134      168
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    12.1


SKY COVER
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80
 LOWEST     59
 AVERAGE    70

..........................................................


THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        55      1962
 MINIMUM TEMPERATURE (F)   11       -26      1964


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   803 AM MST   SUNSET   449 PM MST
DECEMBER 17 2017......SUNRISE   804 AM MST   SUNSET   449 PM MST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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