348  
CDUS45 KCYS 200728  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
128 AM MDT FRI SEP 20 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 319 PM 94 1937 75 7 65  
MINIMUM 47 551 AM 27 1971 41 6 54  
AVERAGE 65 58 7 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.82 1928 0.05 -0.05 0.01  
MONTH TO DATE 1.37 0.94 0.43 0.11  
SINCE JAN 1 18.33 13.35 4.98 14.72  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 8 -8 5  
MONTH TO DATE 35 93 -58 16  
SINCE SEP 1 35 93 -58 16  
SINCE JUL 1 59 130 -71 60  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 52 35 17 69  
SINCE SEP 1 52 35 17 69  
SINCE JAN 1 509 558 -49 562    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 43 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 12.7  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 700 AM  
LOWEST 46 1000 PM  
AVERAGE 70  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 97 1956  
MINIMUM TEMPERATURE (F) 41 27 1927  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2019.....SUNRISE 636 AM MDT SUNSET 652 PM MDT  
SEPTEMBER 21 2019.....SUNRISE 637 AM MDT SUNSET 651 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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