Climatological Report (Daily)
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CDUS45 KTFX 100833
CLIHLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MST FRI JAN 10 2025

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

...THE HELENA MT CLIMATE SUMMARY FOR JANUARY 9 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         36    345 PM  60    1953  32      4       41
  MINIMUM         15   1002 PM -31    1888  13      2       21
  AVERAGE         26                        22      4       31

PRECIPITATION (IN)
  YESTERDAY        T             0.57 1971   0.01  -0.01     0.02
  MONTH TO DATE    0.61                      0.12   0.49     0.04
  SINCE OCT 1      1.37                      1.95  -0.58     1.56
  SINCE JAN 1      0.61                      0.12   0.49     0.04

SNOWFALL (IN)
  YESTERDAY        T             9.3  1971   0.2   -0.2      0.8
  MONTH TO DATE   15.9                       2.1   13.8      1.3
  SINCE DEC 1     17.9                       9.8    8.1      1.9
  SINCE JUL 1     20.2                      18.5    1.7     15.8
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       39                        43     -4       34
  MONTH TO DATE  376                       387    -11      343
  SINCE DEC 1   1293                      1677   -384     1356
  SINCE JUL 1   2676                      3519   -843     2917

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     3.9


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1100 PM
 LOWEST     56           400 PM
 AVERAGE    78

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   32        56      1923
                                             1990
 MINIMUM TEMPERATURE (F)   13       -30      1909


SUNRISE AND SUNSET
JANUARY 10 2025.......SUNRISE   810 AM MST   SUNSET   501 PM MST
JANUARY 11 2025.......SUNRISE   810 AM MST   SUNSET   503 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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