646  
CDUS45 KCYS 190730  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
1230 AM MST WED FEB 19 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 18 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 39 122 PM 73 2016 42 -3 15  
MINIMUM 9 551 AM -36 2006 13 -4 -14  
AVERAGE 24 28 -4 1  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.30 2010 0.02 -0.02 T  
MONTH TO DATE 0.01 0.24 -0.23 T  
SINCE JAN 1 0.03 0.42 -0.39 0.01  
 
DEGREE DAYS  
HEATING  
YESTERDAY 41 37 4 64  
MONTH TO DATE 686 703 -17 520  
SINCE DEC 1 3008 3249 -241 2729  
SINCE JUL 1 4982 5048 -66 4561  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 8.0  
 
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 800 PM  
LOWEST 47 100 PM  
AVERAGE 72  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 66 1981  
MINIMUM TEMPERATURE (F) 13 -16 2006  
1936  
 
 
SUNRISE AND SUNSET  
FEBRUARY 19 2020......SUNRISE 642 AM MST SUNSET 529 PM MST  
FEBRUARY 20 2020......SUNRISE 641 AM MST SUNSET 530 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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