000 
CDUS45 KMSO 200739
CLIMSO


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT                                
1238 AM MST WED DEC 20 2006

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

...THE MISSOULA CLIMATE SUMMARY FOR DECEMBER 19 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1893 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         24    429 PM  56    1936  29     -5       16       
  MINIMUM          7    837 AM -19    1924  16     -9      -10       
  AVERAGE         16                        23     -7        3      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.20 1944   0.04  -0.04      T      
  MONTH TO DATE    0.46                      0.68  -0.22     0.16    
  SINCE OCT 1      4.11                      2.47   1.64     3.27    
  SINCE JAN 1     16.40                     13.35   3.05    14.61    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    1.6                                               
  SINCE JAN 1     19.4                                               
  SINCE JUL 1      9.1                                               
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       49                        42      7       62       
  MONTH TO DATE  749                       778    -29     1014       
  SINCE DEC 1    749                       778    -29     1014       
  SINCE JUL 1   2519                      2793   -274     2891       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    463                       256    207      311       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED     6   HIGHEST WIND DIRECTION    NW (320)      
  HIGHEST GUST SPEED     7   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     1.2                                         
                                                                     
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    84           100 AM                                     
 LOWEST     60           400 PM                                     
 AVERAGE    72                                                       
..........................................................
                                                                     
THE MISSOULA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   29        49      1933                    
 MINIMUM TEMPERATURE (F)   15       -20      1998                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 20 2006......SUNRISE   818 AM MST   SUNSET   450 PM MST   
DECEMBER 21 2006......SUNRISE   819 AM MST   SUNSET   450 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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