Weather Service Report


920 
CDUS45 KRIW 220753
CLILND


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
1249 AM MST SUN NOV 22 2009


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

...THE LANDER WY CLIMATE SUMMARY FOR NOVEMBER 21 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1891 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         49    949 AM  62    1989  39     10       46       
                                      1974                          
  MINIMUM         21   1133 PM -14    1977  16      5       18       
                                      1929                          
  AVERAGE         35                        27      8       32      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.78 1983   0.03  -0.03     0.00    
  MONTH TO DATE    T                         0.73  -0.73     0.21    
  SINCE SEP 1      3.12                      3.24  -0.12     3.22    
  SINCE JAN 1     15.40                     12.55   2.85    13.60    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.6   -0.6      0.0     
  MONTH TO DATE    0.0                      11.5  -11.5      0.1     
  SINCE SEP 1     28.4                      23.2    5.2     30.3     
  SINCE JUL 1     28.4                      23.2    5.2     30.3     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       30                        37     -7       33       
  MONTH TO DATE  567                       677   -110      493       
  SINCE SEP 1   1545                      1477     68     1355       
  SINCE JUL 1   1609                      1517     92     1375       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE SEP 1     59                        29     30        2       
  SINCE JAN 1    344                       445   -101      515       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED    10.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    55          1000 PM                                     
 LOWEST     18           100 PM                                     
 AVERAGE    37                                                       

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

                                                                     
THE LANDER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   38        64      2006                    
                                             1954                    
                                             1904                    
 MINIMUM TEMPERATURE (F)   16       -15      1929                    

                                                                     
SUNRISE AND SUNSET                                                   
NOVEMBER 22 2009......SUNRISE   716 AM MST   SUNSET   446 PM MST   
NOVEMBER 23 2009......SUNRISE   717 AM MST   SUNSET   445 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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Western Regional Climate Center, wrcc@dri.edu