995  
CDUS45 KCYS 170738  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
137 AM MDT FRI APR 17 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR APRIL 16 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 32 1216 AM 82 1964 60 -28 67  
1958  
1926  
MINIMUM 14 1136 PM 10 1951 30 -16 31  
1998  
AVERAGE 23 45 -22 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 1.11 2009 0.06 -0.01 T  
MONTH TO DATE 0.05 0.72 -0.67 0.17  
SINCE JAN 1 0.62 2.13 -1.51 1.75  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 20 22 16  
MONTH TO DATE 485 351 134 344  
SINCE MAR 1 1338 1233 105 1500  
SINCE JUL 1 6667 6637 30 6565  
 
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 23 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 800 PM  
LOWEST 69 1100 AM  
AVERAGE 81  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 84 1948  
MINIMUM TEMPERATURE (F) 30 15 1999  
 
 
SUNRISE AND SUNSET  
APRIL 17 2020.........SUNRISE 607 AM MDT SUNSET 735 PM MDT  
APRIL 18 2020.........SUNRISE 605 AM MDT SUNSET 736 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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