Climatological Report (Daily)
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014
CDUS45 KTFX 180738
CLIHLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
138 AM MDT SAT MAY 18 2024

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

...THE HELENA MT CLIMATE SUMMARY FOR MAY 17 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         65    732 AM  90    2006  67     -2       68
  MINIMUM         46   1152 PM  26    1943  42      4       51
  AVERAGE         56                        54      2       60

PRECIPITATION (IN)
  YESTERDAY        0.00          0.84 2017   0.07  -0.07     0.08
  MONTH TO DATE    1.06                      0.85   0.21     0.70
  SINCE OCT 1      6.78                      5.03   1.75     7.02
  SINCE JAN 1      5.26                      3.20   2.06     3.61

SNOWFALL (IN)
  YESTERDAY        0.0           4.0  1903   0.0    0.0      0.0
  MONTH TO DATE    0.5                       0.1    0.4      0.0
  SINCE MAR 1     10.2                       7.6    2.6     21.6
  SINCE JUL 1     57.9                      37.2   20.7     48.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        9                        11     -2        5
  MONTH TO DATE  203                       226    -23      111
  SINCE MAR 1   1564                      1738   -174     1824
  SINCE JUL 1   6614                      7232   -618     7409

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        2
  SINCE MAR 1      0                         0      0        2
  SINCE JAN 1      0                         0      0        2
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    40   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    62   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    17.1


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    46           200 AM
 LOWEST     22           200 PM
 AVERAGE    34

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        91      2006
 MINIMUM TEMPERATURE (F)   42        26      1903


SUNRISE AND SUNSET
MAY 18 2024...........SUNRISE   550 AM MDT   SUNSET   900 PM MDT
MAY 19 2024...........SUNRISE   549 AM MDT   SUNSET   901 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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