Climatological Report (Daily)
Issued by NWS Missoula, MT

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099
CDUS45 KMSO 232230
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
430 PM MDT SAT SEP 23 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 23 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         46    259 PM  87    1987  65    -19       52
  MINIMUM         31    307 AM  15    1934  33     -2       38
  AVERAGE         39                        49    -10       45

PRECIPITATION (IN)
  TODAY            0.00          1.22 1917   0.03  -0.03     0.11
  MONTH TO DATE    1.66                      0.79   0.87     1.22
  SINCE OCT 1     13.65                     12.56   1.09    10.02
  SINCE JAN 1     10.43                     10.67  -0.24     7.28

SNOWFALL (IN)
  TODAY           MM
  MONTH TO DATE   MM
  SINCE JAN 1     MM
  SINCE JUL 1     MM
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           26                        16     10       20
  MONTH TO DATE  269                       270     -1      337
  SINCE SEP 1    269                       270     -1      337
  SINCE JUL 1    342                       498   -156      635

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    5                         0      5        3
  SINCE SEP 1      5                         0      5        3
  SINCE JAN 1    129                        79     50       57
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     2.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM
 LOWEST     49           200 PM
 AVERAGE    75

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


THE BUTTE MT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   64        85      2014
                                             2009
                                             2001
 MINIMUM TEMPERATURE (F)   33         3      1926


SUNRISE AND SUNSET
SEPTEMBER 23 2017.....SUNRISE   719 AM MDT   SUNSET   725 PM MDT
SEPTEMBER 24 2017.....SUNRISE   720 AM MDT   SUNSET   723 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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