Climatological Report (Daily)
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418
CDUS45 KTFX 100740
CLIHLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
140 AM MDT TUE SEP 10 2024

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

...THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 9 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         89    248 PM  93    1982  76     13       78
  MINIMUM         60   1146 PM  25    1959  47     13       49
  AVERAGE         75                        61     14       64

PRECIPITATION (IN)
  YESTERDAY        0.00          0.77 1921   0.03  -0.03     0.00
  MONTH TO DATE    0.25                      0.31  -0.06     1.22
  SINCE OCT 1      9.59                     10.75  -1.16    12.89
  SINCE JAN 1      8.07                      8.92  -0.85     9.48

SNOWFALL (IN)
  YESTERDAY        0.0           1.2  1921   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.3   -0.3      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        1
  MONTH TO DATE    0                        39    -39        9
  SINCE SEP 1      0                        39    -39        9
  SINCE JUL 1     12                       102    -90       13

 COOLING
  YESTERDAY       10                         1      9        0
  MONTH TO DATE   61                        17     44       20
  SINCE SEP 1     61                        17     44       20
  SINCE JAN 1    579                       422    157      572
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     8.4


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    43           600 AM
 LOWEST     18           500 PM
 AVERAGE    31

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        91      1966
 MINIMUM TEMPERATURE (F)   46        30      1921


SUNRISE AND SUNSET
SEPTEMBER 10 2024.....SUNRISE   700 AM MDT   SUNSET   748 PM MDT
SEPTEMBER 11 2024.....SUNRISE   702 AM MDT   SUNSET   746 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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