Climatological Report (Daily)
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CDUS45 KTFX 191138
CLIHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
436 AM MST SUN FEB 19 2017


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

...THE HELENA MT CLIMATE SUMMARY FOR FEBRUARY 18 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1866 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         51    655 PM  64    1930  39     12       53
  MINIMUM         32    642 AM -24    1942  17     15       32
  AVERAGE         42                        28     14       43

PRECIPITATION (IN)
  YESTERDAY        0.00          0.31 1993   0.01  -0.01     0.02
  MONTH TO DATE    0.51                      0.18   0.33     0.10
  SINCE OCT 1      4.11                      2.11   2.00     2.11
  SINCE JAN 1      1.13                      0.54   0.59     0.41

SNOWFALL (IN)
  YESTERDAY        0.0           6.9  1993   0.2   -0.2      0.0
  MONTH TO DATE    8.7                       3.3    5.4       T
  SINCE DEC 1     45.2                      16.8   28.4     11.3
  SINCE JUL 1     46.5                      25.6   20.9     14.8
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       23                        37    -14       22
  MONTH TO DATE  783                       691     92      500
  SINCE DEC 1   3986                      3327    659     3032
  SINCE JUL 1   5461                      5209    252     4661

 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     S (180)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     4.2


SKY COVER
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           400 AM
 LOWEST     46           600 PM
 AVERAGE    68

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        64      1981
 MINIMUM TEMPERATURE (F)   17       -23      1882


SUNRISE AND SUNSET
FEBRUARY 19 2017......SUNRISE   724 AM MST   SUNSET   600 PM MST
FEBRUARY 20 2017......SUNRISE   723 AM MST   SUNSET   601 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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