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CDUS45 KTFX 201033
CLIGTF


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
433 AM MDT WED SEP 20 2017


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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 19 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         58    237 PM  92    2009  69    -11       71
  MINIMUM         41    614 AM  26    1957  41      0       40
  AVERAGE         50                        55     -5       56

PRECIPITATION (IN)
  YESTERDAY        0.00          1.51 1925   0.05  -0.05     0.00
  MONTH TO DATE    2.16                      0.95   1.21     1.33
  SINCE OCT 1     14.75                     14.28   0.47    15.73
  SINCE JAN 1     11.82                     12.28  -0.46    10.63

SNOWFALL (IN)
  YESTERDAY        0.0           0.3  1983   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.5   -0.5      0.0
  SINCE SEP 1      0.0                       0.5   -0.5      0.0
  SINCE JUL 1      0.0                       0.8   -0.8       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       15                        11      4        9
  MONTH TO DATE  121                       147    -26      180
  SINCE SEP 1    121                       147    -26      180
  SINCE JUL 1    150                       268   -118      281

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   47                        20     27       10
  SINCE SEP 1     47                        20     27       10
  SINCE JAN 1    456                       296    160      252
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    41   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    15.7


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    73           600 AM
 LOWEST     32          1200 PM
 AVERAGE    53

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


THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        93      1917
 MINIMUM TEMPERATURE (F)   41        24      1995


SUNRISE AND SUNSET
SEPTEMBER 20 2017.....SUNRISE   710 AM MDT   SUNSET   727 PM MDT
SEPTEMBER 21 2017.....SUNRISE   711 AM MDT   SUNSET   725 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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