Climatological Report (Daily)
Issued by NWS Missoula, MT

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308
CDUS45 KMSO 210839
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
138 AM MST TUE FEB 21 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR FEBRUARY 20 2017...

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)
 YESTERDAY
  MAXIMUM         43   1130 PM  58    1977  36      7       35
  MINIMUM         24    529 AM -21    1952  10     14       15
  AVERAGE         34                        23     11       25

PRECIPITATION (IN)
  YESTERDAY        T             0.56 1929   0.02  -0.02      T
  MONTH TO DATE    0.38                      0.29   0.09     0.09
  SINCE OCT 1      3.91                      2.65   1.26     3.17
  SINCE JAN 1      0.69                      0.76  -0.07     0.43

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

DEGREE DAYS
 HEATING
  YESTERDAY       31                        42    -11       40
  MONTH TO DATE  798                       875    -77      746
  SINCE DEC 1   4156                      3756    400     3658
  SINCE JUL 1   6450                      6246    204     6078

 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    24   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     7.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           500 AM
 LOWEST     45          1100 PM
 AVERAGE    63

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        58      1907
 MINIMUM TEMPERATURE (F)   10       -18      1993


SUNRISE AND SUNSET
FEBRUARY 21 2017......SUNRISE   722 AM MST   SUNSET   606 PM MST
FEBRUARY 22 2017......SUNRISE   720 AM MST   SUNSET   607 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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