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CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
1252 AM MST MON DEC 22 2014


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

...THE HELENA MT CLIMATE SUMMARY FOR DECEMBER 21 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1866 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         45   1246 PM  60    1933  31     14       33
  MINIMUM         32    126 AM -32    1990  11     21       19
  AVERAGE         39                        21     18       26

PRECIPITATION (IN)
  YESTERDAY        0.06          0.35 1937   0.01   0.05      T
  MONTH TO DATE    0.40                      0.28   0.12     0.24
  SINCE OCT 1      1.87                      1.45   0.42     0.95
  SINCE JAN 1     11.83                     11.10   0.73    10.53

SNOWFALL (IN)
  YESTERDAY        T             5.6  1937   0.2   -0.2       T
  MONTH TO DATE    0.9                       5.0   -4.1      0.9
  SINCE DEC 1      0.9                       5.0   -4.1      0.9
  SINCE JUL 1     11.7                      13.8   -2.1      4.4
  SNOW DEPTH       T

DEGREE DAYS
 HEATING
  YESTERDAY       26                        44    -18       39
  MONTH TO DATE  735                       894   -159      949
  SINCE DEC 1    735                       894   -159      949
  SINCE JUL 1   2447                      2776   -329     2740

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    469                       406     63      589
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    44   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    56   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED    17.4


SKY COVER
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  LT FREEZING RAIN
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           700 AM
 LOWEST     45           400 PM
 AVERAGE    69

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        58      1933
 MINIMUM TEMPERATURE (F)   11       -35      1990


SUNRISE AND SUNSET
DECEMBER 22 2014......SUNRISE   810 AM MST   SUNSET   444 PM MST
DECEMBER 23 2014......SUNRISE   810 AM MST   SUNSET   444 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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