Climatological Report (Daily)
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CDUS45 KTFX 190915
CLIHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
314 AM MDT THU OCT 19 2017


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

...THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 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         68    450 PM  82    2003  58     10       56
                                      1958
  MINIMUM         40    640 AM   7    1905  32      8       36
  AVERAGE         54                        45      9       46

PRECIPITATION (IN)
  YESTERDAY        0.00          0.34 1933   0.02  -0.02     0.12
  MONTH TO DATE    0.43                      0.44  -0.01     1.14
  SINCE OCT 1      0.43                      0.44  -0.01     1.14
  SINCE JAN 1      7.62                     10.09  -2.47     8.31

SNOWFALL (IN)
  YESTERDAY        0.0           5.0  1866   0.1   -0.1      0.0
  MONTH TO DATE    1.2                       1.2    0.0      1.0
  SINCE SEP 1      1.2                       2.5   -1.3      1.0
  SINCE JUL 1      1.2                       2.8   -1.6      1.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       11                        20     -9       19
  MONTH TO DATE  359                       302     57      313
  SINCE SEP 1    627                       539     88      523
  SINCE JUL 1    629                       608     21      567

 COOLING
  YESTERDAY        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    23   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     5.9


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    62           500 AM
 LOWEST     27           200 PM
 AVERAGE    45

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        80      2003
 MINIMUM TEMPERATURE (F)   32        11      1905


SUNRISE AND SUNSET
OCTOBER 19 2017.......SUNRISE   752 AM MDT   SUNSET   633 PM MDT
OCTOBER 20 2017.......SUNRISE   753 AM MDT   SUNSET   632 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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