Preview of NWS' New Version of Forecast
This preview is not operational and should not be used for support decisions.

Climatological Report (Daily) (CLI)

Issued by National Weather Service (NWS)

                            
000
CDUS45 KRIW 160045
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY                                 
645 PM MDT SUN SEP 15 2019


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

...THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 15 2019...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2019


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 TODAY                                                               
  MAXIMUM         MM        MM  96    2000  76     MM       93        
  MINIMUM         MM        MM  35    2003  43     MM       43        
  AVERAGE         MM                                                
                                                                     
PRECIPITATION (IN)                                                   
  TODAY           MM             0.74 2017   0.03  MM        0.00    
  MONTH TO DATE    1.48                      0.44   1.04     0.02    
  SINCE SEP 1      1.48                      0.44   1.04     0.02    
  SINCE JAN 1      5.59                      5.89  -0.30     5.53    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  TODAY           MM                         6     MM        0       
  MONTH TO DATE   37                        61    -24        4       
  SINCE SEP 1     37                        61    -24        4       
  SINCE JUL 1     38                        82    -44       28       
                                                                     
 COOLING                                                             
  TODAY           MM                         1     MM        3       
  MONTH TO DATE   57                        31     26       28       
  SINCE SEP 1     57                        31     26       28       
  SINCE JAN 1    723                       664     59      698       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    MM   HIGHEST WIND DIRECTION    MM            
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED    MM                                           

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER  MM                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    MM                                                       
 LOWEST     MM                                                       
 AVERAGE    MM                                                       

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

                                                                     
THE GREYBULL WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        96      2000                    
 MINIMUM TEMPERATURE (F)   43        38      2005                    
                                             1999                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 15 2019.....SUNRISE   651 AM MDT   SUNSET   723 PM MDT   
SEPTEMBER 16 2019.....SUNRISE   652 AM MDT   SUNSET   721 PM MDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$