Climatological Report (Daily)
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CDUS45 KTFX 210741
CLIDLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
140 AM MDT MON AUG 21 2017


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

...THE DILLON AIRPORT MT CLIMATE SUMMARY FOR AUGUST 20 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         82    418 PM  94    1953  80      2       83
  MINIMUM         45    703 AM  37    2016  47     -2       37
  AVERAGE         64                        64      0       60

PRECIPITATION (IN)
  YESTERDAY        0.00          0.56 1983   0.04  -0.04     0.00
  MONTH TO DATE    0.18                      0.66  -0.48     0.12
  SINCE OCT 1      8.97                      9.31  -0.34     7.61
  SINCE JAN 1      6.43                      7.91  -1.48     5.53

SNOWFALL (IN)
  YESTERDAY       MM
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        1                               -2        5
  MONTH TO DATE   10                              -28       38
  SINCE JUN 1    190                             -126      200
  SINCE JUL 1     10                              -83       92

 COOLING
  YESTERDAY        0                               -1        0
  MONTH TO DATE   23                              -19       21
  SINCE JUN 1    217                               82      138
  SINCE JAN 1    217                               81      138
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     4.7


SKY COVER
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    65
 LOWEST     15
 AVERAGE    40

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


THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        95      2009
 MINIMUM TEMPERATURE (F)   47        33      1966


SUNRISE AND SUNSET
AUGUST 21 2017........SUNRISE   639 AM MDT   SUNSET   827 PM MDT
AUGUST 22 2017........SUNRISE   640 AM MDT   SUNSET   825 PM MDT


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




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