Climatological Report (Daily)
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000
CDUS45 KTFX 171053
CLIHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
352 AM MST WED JAN 17 2018


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

...THE HELENA MT CLIMATE SUMMARY FOR JANUARY 16 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1866 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         24    242 PM  56    1974  33     -9       12
  MINIMUM          3    400 AM -37    1888  13    -10      -10
  AVERAGE         14                        23     -9        1

PRECIPITATION (IN)
  YESTERDAY        0.00          0.24 1954   0.01  -0.01     0.00
  MONTH TO DATE    0.22                      0.20   0.02     0.44
  SINCE OCT 1      3.55                      1.77   1.78     3.42
  SINCE JAN 1      0.22                      0.20   0.02     0.44

SNOWFALL (IN)
  YESTERDAY        0.0          11.0  1929   0.2   -0.2      0.0
  MONTH TO DATE    3.4                       3.2    0.2      7.8
  SINCE DEC 1     26.6                      10.5   16.1     31.6
  SINCE JUL 1     35.4                      19.3   16.1     32.9
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       51                        42      9       64
  MONTH TO DATE  767                       687     80     1000
  SINCE DEC 1   2219                      2026    193     2542
  SINCE JUL 1   4100                      3908    192     4017

 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     7   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED     8   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     1.3


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     77           400 PM
 AVERAGE    89

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        55      1919
 MINIMUM TEMPERATURE (F)   13       -32      1930


SUNRISE AND SUNSET
JANUARY 17 2018.......SUNRISE   807 AM MST   SUNSET   510 PM MST
JANUARY 18 2018.......SUNRISE   806 AM MST   SUNSET   512 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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