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CDUS45 KMSO 010741
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
140 AM MDT TUE MAY 1 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR APRIL 30 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         57    423 PM  79    1926  56      1       45
  MINIMUM         29    418 AM   9    1950  29      0       26
  AVERAGE         43                        43      0       36

PRECIPITATION (IN)
  YESTERDAY        0.02          0.63 1951   0.05  -0.03     0.04
  MONTH TO DATE    1.23                      1.17   0.06     0.89
  SINCE OCT 1      3.96                      4.72  -0.76     4.00
  SINCE JAN 1      2.70                      2.83  -0.13     2.20

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

DEGREE DAYS
 HEATING
  YESTERDAY       22                        22      0       29
  MONTH TO DATE  682                       781    -99      921
  SINCE MAR 1   1571                      1822   -251     1960
  SINCE JUL 1   7711                      8391   -680     8632

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     6.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           400 AM
 LOWEST     35           400 PM
 AVERAGE    60

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        80      1985
                                             2000
 MINIMUM TEMPERATURE (F)   30         9      1975


SUNRISE AND SUNSET
MAY  1 2012...........SUNRISE   616 AM MDT   SUNSET   839 PM MDT
MAY  2 2012...........SUNRISE   615 AM MDT   SUNSET   840 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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