AFOS product CLIMSO
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CDUS45 KMSO 180757
CLIMSO


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1257 AM MST FRI DEC 18 2009


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

...THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 17 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1893 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         37   1246 PM  50    1904  30      7       11       
  MINIMUM         29    746 AM -30    1964  16     13      -12       
  AVERAGE         33                        23     10        0      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             0.56 1917   0.04  -0.04      T      
  MONTH TO DATE    0.27                      0.60  -0.33     0.37    
  SINCE OCT 1      1.18                      2.39  -1.21     2.95    
  SINCE JAN 1     11.00                     13.27  -2.27    12.60    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    6.1                                               
  SINCE JAN 1     32.7                                               
  SINCE JUL 1      8.4                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       32                        42    -10       65       
  MONTH TO DATE  833                       694    139      713       
  SINCE DEC 1    833                       694    139      713       
  SINCE JUL 1   2709                      2709      0     2428       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    353                       256     97      348       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION    SE (120)      
  HIGHEST GUST SPEED     8   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED     2.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LT FREEZING RAIN                                                   
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     92           600 AM                                     
 AVERAGE    96                                                       

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

                                                                     
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        50      1917                    
 MINIMUM TEMPERATURE (F)   16       -18      1964                    
                                             1924                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 18 2009......SUNRISE   817 AM MST   SUNSET   449 PM MST   
DECEMBER 19 2009......SUNRISE   818 AM MST   SUNSET   449 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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