Climatological Report (Daily)
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CDUS45 KTFX 202330
CLIHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
430 PM MST MON NOV 20 2017


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

...THE HELENA MT CLIMATE SUMMARY FOR NOVEMBER 20 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         51   1224 PM  64    1966  41     10       52
  MINIMUM         29    113 AM -17    1900  20      9       31
  AVERAGE         40                        30     10       42

PRECIPITATION (IN)
  TODAY            0.00          0.47 1946   0.01  -0.01     0.00
  MONTH TO DATE    0.85                      0.32   0.53     0.01
  SINCE OCT 1      1.29                      1.00   0.29     1.69
  SINCE JAN 1      8.48                     10.65  -2.17     8.86

SNOWFALL (IN)
  TODAY            0.0           8.6  1946   0.2   -0.2      0.0
  MONTH TO DATE    7.5                       2.8    4.7       T
  SINCE SEP 1      8.8                       6.5    2.3      1.0
  SINCE JUL 1      8.8                       6.8    2.0      1.0

DEGREE DAYS
 HEATING
  TODAY           25                        35    -10       23
  MONTH TO DATE  759                       603    156      417
  SINCE SEP 1   1643                      1442    201     1146
  SINCE JUL 1   1645                      1511    134     1190

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1     66                        23     43       13
  SINCE JAN 1    702                       406    296      455
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     3.5


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    69          1200 AM
 LOWEST     31           400 AM
 AVERAGE    50

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


THE HELENA MT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        61      1904
 MINIMUM TEMPERATURE (F)   20       -18      1946


SUNRISE AND SUNSET
NOVEMBER 20 2017......SUNRISE   738 AM MST   SUNSET   449 PM MST
NOVEMBER 21 2017......SUNRISE   739 AM MST   SUNSET   448 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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