AFOS product CLIMSO
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CDUS45 KMSO 170738
CLIMSO


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1238 AM MST THU DEC 17 2009


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

...THE MISSOULA MT CLIMATE SUMMARY FOR DECEMBER 16 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         36    251 PM  57    1941  30      6        1       
  MINIMUM         28    115 AM -26    1964  16     12      -15       
  AVERAGE         32                        23      9       -7      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.07          0.59 1955   0.04   0.03     0.00    
  MONTH TO DATE    0.27                      0.56  -0.29     0.37    
  SINCE OCT 1      1.18                      2.35  -1.17     2.95    
  SINCE JAN 1     11.00                     13.23  -2.23    12.60    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    6.1                                               
  SINCE JAN 1     32.7                                               
  SINCE JUL 1      8.4                                               
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       33                        42     -9       72       
  MONTH TO DATE  801                       652    149      648       
  SINCE DEC 1    801                       652    149      648       
  SINCE JUL 1   2677                      2667     10     2363       
                                                                     
 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     E (80)       
  HIGHEST GUST SPEED     7   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     1.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     85          1200 AM                                     
 AVERAGE    93                                                       

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

                                                                     
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   30        50      1904                    
 MINIMUM TEMPERATURE (F)   16       -30      1964                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 17 2009......SUNRISE   817 AM MST   SUNSET   449 PM MST   
DECEMBER 18 2009......SUNRISE   817 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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