023  
CDUS45 KCYS 200728  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
127 AM MDT MON APR 20 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR APRIL 19 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 227 PM 85 1987 61 2 76  
MINIMUM 26 1139 PM 6 1966 31 -5 24  
AVERAGE 45 46 -1 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 0.91 1973 0.05 0.01 0.00  
MONTH TO DATE 0.11 0.88 -0.77 0.22  
SINCE JAN 1 0.68 2.29 -1.61 1.80  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 19 1 15  
MONTH TO DATE 562 410 152 397  
SINCE MAR 1 1415 1292 123 1553  
SINCE JUL 1 6744 6696 48 6618  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1000 PM  
LOWEST 35 200 PM  
AVERAGE 64  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 86 1910  
1902  
MINIMUM TEMPERATURE (F) 31 -4 1966  
 
 
SUNRISE AND SUNSET  
APRIL 20 2020.........SUNRISE 602 AM MDT SUNSET 739 PM MDT  
APRIL 21 2020.........SUNRISE 601 AM MDT SUNSET 740 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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