AFOS product CLILWT
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CLILWT


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT                              
147 AM MDT SUN MAY 21 2006

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

...THE LEWISTOWN CLIMATE SUMMARY FOR MAY 20 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1896 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         78    146 PM  88    1925  64     14       71       
  MINIMUM         49    502 AM  23    1931  39     10       40       
  AVERAGE         64                        51     13       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.13          2.81 1962   0.10   0.03     0.06    
  MONTH TO DATE    0.59                      1.76  -1.17     0.67    
  SINCE OCT 1      8.77                      8.39   0.38     5.63    
  SINCE JAN 1      5.06                      5.76  -0.70     3.85    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE   MM                                                 
  SINCE MAR 1     MM                                                 
  SINCE JUL 1     MM                                                 
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                        14    -13        9       
  MONTH TO DATE  278                       329    -51      335       
  SINCE MAR 1   1915                      2064   -149     1980       
  SINCE JUL 1   7101                      8054   -953     7428       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    3                         0      3        0       
  SINCE MAR 1      3                         0      3        0       
  SINCE JAN 1      3                         0      3        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    35   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    44   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     9.8                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90           200 AM                                     
 LOWEST     38           200 PM                                     
 AVERAGE    64                                                       
..........................................................
                                                                     
THE LEWISTOWN CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        89      1928                    
 MINIMUM TEMPERATURE (F)   39        24      1931                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 21 2006...........SUNRISE   536 AM MDT   SUNSET   854 PM MDT   
MAY 22 2006...........SUNRISE   534 AM MDT   SUNSET   855 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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