835 
CDUS45 KMSO 210739
CLIMSO


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
138 AM MDT FRI MAY 21 2010


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

...THE MISSOULA MT CLIMATE SUMMARY FOR MAY 20 2010...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1893 TO 2010


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         56    226 PM  88    1958  67    -11       59
  MINIMUM         38   1159 PM  28    1989  40     -2       35
  AVERAGE         47                        54     -7       47

PRECIPITATION (IN)
  YESTERDAY        0.12          1.52 1901   0.07   0.05     0.00
  MONTH TO DATE    0.72                      1.20  -0.48     0.66
  SINCE OCT 1      5.35                      8.02  -2.67     7.93
  SINCE JAN 1      3.85                      5.08  -1.23     3.92

SNOWFALL (IN)
  YESTERDAY        0.0
  MONTH TO DATE    T
  SINCE JAN 1      8.8
  SINCE JUL 1     17.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       18                        11      7       18
  MONTH TO DATE  318                       268     50      312
  SINCE MAR 1   1712                      1716     -4     1906
  SINCE JUL 1   7023                      7328   -305     7182

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        2
  SINCE MAR 1      1                         0      1        2
  SINCE JAN 1      1                         0      1        2
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    43   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    10.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           700 AM
 LOWEST     29           200 PM
 AVERAGE    56

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


THE MISSOULA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        90      1928
                                             1919
 MINIMUM TEMPERATURE (F)   41        28      2009
                                             1960
                                             1953


SUNRISE AND SUNSET
MAY 21 2010...........SUNRISE   554 AM MDT   SUNSET   912 PM MDT
MAY 22 2010...........SUNRISE   553 AM MDT   SUNSET   913 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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