312 
CDUS45 KMSO 180739
CLIMSO


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
138 AM MDT TUE MAY 18 2010


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

...THE MISSOULA MT CLIMATE SUMMARY FOR MAY 17 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         86    252 PM  89    2008  66     20       85
                                      2006
  MINIMUM         42    540 AM  24    1966  40      2       38
  AVERAGE         64                        53     11       62

PRECIPITATION (IN)
  YESTERDAY        0.00          0.93 1991   0.07  -0.07     0.00
  MONTH TO DATE    0.34                      0.99  -0.65     0.66
  SINCE OCT 1      4.97                      7.81  -2.84     7.93
  SINCE JAN 1      3.47                      4.87  -1.40     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        1                        12    -11        3
  MONTH TO DATE  290                       234     56      285
  SINCE MAR 1   1684                      1682      2     1879
  SINCE JUL 1   6995                      7294   -299     7155

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


WIND (MPH)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     4.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70           500 AM
 LOWEST     17           200 PM
 AVERAGE    44

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


THE MISSOULA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        88      2009
                                             2006
                                             1954
 MINIMUM TEMPERATURE (F)   40        22      1965


SUNRISE AND SUNSET
MAY 18 2010...........SUNRISE   558 AM MDT   SUNSET   909 PM MDT
MAY 19 2010...........SUNRISE   557 AM MDT   SUNSET   910 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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