Climatological Report (Daily)
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CDUS45 KTFX 110804
CLIGTF


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
103 AM MST MON DEC 11 2017


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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR DECEMBER 10 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         53    219 PM  67    1939  35     18       11
  MINIMUM         34   1115 PM -22    2000  16     18       -5
  AVERAGE         44                        25     19        3

PRECIPITATION (IN)
  YESTERDAY        0.00          0.34 1933   0.02  -0.02      T
  MONTH TO DATE    0.05                      0.18  -0.13     0.22
  SINCE OCT 1      1.60                      1.63  -0.03     2.26
  SINCE JAN 1     13.63                     14.38  -0.75    13.78

SNOWFALL (IN)
  YESTERDAY        0.0           4.0  1933   0.3   -0.3       T
  MONTH TO DATE    0.7                       2.9   -2.2      5.0
  SINCE DEC 1      0.7                       2.9   -2.2      5.0
  SINCE JUL 1     16.1                      16.6   -0.5      7.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                        40    -19       62
  MONTH TO DATE  293                       390    -97      516
  SINCE DEC 1    293                       390    -97      516
  SINCE JUL 1   2168                      2359   -191     2101

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    456                       298    158      252
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    43   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    17.6


SKY COVER
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    38          1000 PM
 LOWEST     16           100 PM
 AVERAGE    27

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


THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        60      1993
                                             1939
 MINIMUM TEMPERATURE (F)   15       -26      1932


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   803 AM MST   SUNSET   434 PM MST
DECEMBER 12 2017......SUNRISE   804 AM MST   SUNSET   434 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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