CDUS45 KCYS 180728
CLIAIA

CLIMATE REPORT 
NATIONAL WEATHER SERVICE CHEYENNE WY
128 AM MDT MON MAY 18 2026

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

...THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR MAY 17 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         65        MM  94    1934  69     -4       72        
  MINIMUM         49    900 PM  23    2016  39     10       33       
  AVERAGE         57                        54      3       53     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.19          1.77 1983   0.09   0.10      T       
  MONTH TO DATE    0.49                      1.37  -0.88     0.96     
  SINCE MAR 1      1.30                      3.69  -2.39     2.63     
  SINCE JAN 1      1.53                      4.17  -2.64     3.46     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        8                        11     -3       12        
  MONTH TO DATE  179                       248    -69      130        
  SINCE MAR 1   1310                      1779   -469     1469        
  SINCE JUL 1   5585                      7192  -1607     6483        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    1                         0      1       18        
  SINCE MAR 1      4                         0      4       20        
  SINCE JAN 1      4                         0      4       20        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NE (30)        
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     N (350)       
  AVERAGE WIND SPEED    13.6                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           700 AM                                      
 LOWEST     40           300 PM                                      
 AVERAGE    67                                                        

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


THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   69        95      1934                      
 MINIMUM TEMPERATURE (F)   40        27      1946                      


SUNRISE AND SUNSET                                                    
MAY 18 2026...........SUNRISE   528 AM MDT   SUNSET   808 PM MDT     
MAY 19 2026...........SUNRISE   527 AM MDT   SUNSET   809 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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