Climatological Report (Daily)
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231
CDUS45 KTFX 140828
CLIDLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
128 AM MST THU DEC 14 2017


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

...THE DILLON AIRPORT MT CLIMATE SUMMARY FOR DECEMBER 13 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         38   1229 AM  52    1980  30      8       26
  MINIMUM         24   1150 PM -15    2008  11     13       12
                                      1963
  AVERAGE         31                        20     11       19

PRECIPITATION (IN)
  YESTERDAY        0.06          0.14 2014   0.01   0.05     0.00
  MONTH TO DATE    0.25                      0.14   0.11     0.04
  SINCE OCT 1      0.93                      1.27  -0.34     2.53
  SINCE JAN 1      9.59                     10.44  -0.85     9.54

SNOWFALL (IN)
  YESTERDAY       MM
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       34                              -11       46
  MONTH TO DATE  524                              -44      605
  SINCE DEC 1    524                              -44      605
  SINCE JUL 1   2567                             -152     2388

 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    20   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     4.4


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92
 LOWEST     44
 AVERAGE    68

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


THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        55      1946
 MINIMUM TEMPERATURE (F)   11       -16      2008


SUNRISE AND SUNSET
DECEMBER 14 2017......SUNRISE   802 AM MST   SUNSET   448 PM MST
DECEMBER 15 2017......SUNRISE   803 AM MST   SUNSET   448 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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