Climatological Report (Daily)
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027
CDUS45 KTFX 181156
CLIBZN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
454 AM MST MON DEC 18 2017


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

...THE BOZEMAN/GALLATIN FIELD MT CLIMATE SUMMARY FOR DECEMBER 17 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1935 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         24    932 PM  56    1979  32     -8       -8
  MINIMUM         -1    637 AM -35    2016   8     -9      -35
  AVERAGE         12                        20     -8      -21

PRECIPITATION (IN)
  YESTERDAY        T             0.14 1963   0.01  -0.01      T
  MONTH TO DATE    0.49                      0.31   0.18     0.38
  SINCE OCT 1      2.56                      2.17   0.39     3.25
  SINCE JAN 1     12.66                     13.78  -1.12    13.14

SNOWFALL (IN)
  YESTERDAY        T             1.9  1945   0.2   -0.2       T
  MONTH TO DATE    5.5                       3.7    1.8      9.8
  SINCE DEC 1      5.5                       3.7    1.8      9.8
  SINCE JUL 1     21.7                      11.1   10.6     13.7
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       53                        45      8       86
  MONTH TO DATE  754                       734     20      877
  SINCE DEC 1    754                       734     20      877
  SINCE JUL 1   2885                      2615    270     2654

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    327                       368    -41      232
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     3.9


SKY COVER
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92
 LOWEST     81
 AVERAGE    87

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


THE BOZEMAN/GALLATIN FIELD MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   32        61      1979
 MINIMUM TEMPERATURE (F)    8       -25      1955


SUNRISE AND SUNSET
DECEMBER 18 2017......SUNRISE   801 AM MST   SUNSET   442 PM MST
DECEMBER 19 2017......SUNRISE   802 AM MST   SUNSET   442 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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