Climatological Report (Daily)
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CDUS45 KTFX 172230
CLIHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
430 PM MDT THU AUG 17 2017


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

...THE HELENA MT CLIMATE SUMMARY FOR AUGUST 17 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         86    259 PM  98    2001  85      1       93
  MINIMUM         56    627 AM  38    2002  52      4       57
                                      1985
  AVERAGE         71                        68      3       75

PRECIPITATION (IN)
  TODAY            0.00          0.60 1975   0.04  -0.04     0.00
  MONTH TO DATE    T                         0.64  -0.64     0.48
  SINCE OCT 1      8.25                      9.56  -1.31     7.46
  SINCE JAN 1      5.27                      7.99  -2.72     5.76

SNOWFALL (IN)
  TODAY            0.0           0.0  1999   0.0    0.0      0.0
                                      1995
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE JUN 1      0.0                       0.1   -0.1       T
  SINCE JUL 1      0.0                       0.1   -0.1      0.0

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        0
  MONTH TO DATE    2                        11     -9        5
  SINCE JUN 1     78                       174    -96       77
  SINCE JUL 1      2                        38    -36       23

 COOLING
  TODAY            6                         5      1       10
  MONTH TO DATE   86                       101    -15       83
  SINCE JUN 1    514                       331    183      396
  SINCE JAN 1    523                       339    184      396
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     7.8


SKY COVER
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    51           600 AM
 LOWEST     16           300 PM
 AVERAGE    34

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


THE HELENA MT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       100      2001
 MINIMUM TEMPERATURE (F)   52        39      1995
                                             1954


SUNRISE AND SUNSET
AUGUST 17 2017........SUNRISE   629 AM MDT   SUNSET   834 PM MDT
AUGUST 18 2017........SUNRISE   630 AM MDT   SUNSET   832 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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