643  
CDUS45 KCYS 122127  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
327 PM MDT FRI SEP 12 2008  
 
...................................  
   
..THE CHEYENNE WY CLIMATE SUMMARY FOR SEPTEMBER 12 2008
 
 
VALID AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1871 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 56 155 PM 88 1911 72 -16 83  
MINIMUM 46 143 AM 22 1902 44 2 46  
AVERAGE 51 58 -7 65  
 
PRECIPITATION (IN)  
TODAY 0.49 0.86 1912 0.05 0.44 0.00  
MONTH TO DATE 1.00 0.61 0.39 0.72  
SINCE SEP 1 1.00 0.61 0.39 0.72  
SINCE JAN 1 13.86 12.78 1.08 11.72  
 
SNOWFALL (IN)  
TODAY 0.0 T 0.0 0.0  
MONTH TO DATE 0.0 T 0.0 T  
SINCE SEP 1 0.0 T 0.0 T  
SINCE JUL 1 T T 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 14 7 7 0  
MONTH TO DATE 132 69 63 61  
SINCE SEP 1 132 69 63 61  
SINCE JUL 1 196 140 56 72  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 13 -13 24  
SINCE SEP 1 0 13 -13 24  
SINCE JAN 1 371 267 104 535    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 4.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 72 200 PM  
AVERAGE 86  
 
..........................................................  
 
 
THE CHEYENNE WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1895  
MINIMUM TEMPERATURE (F) 44 29 1993  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2008.....SUNRISE 637 AM MDT SUNSET 713 PM MDT  
SEPTEMBER 13 2008.....SUNRISE 638 AM MDT SUNSET 711 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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