404  
CDUS41 KRNK 221226  
CLIROA  
 
CLIMATE REPORT...CORRECTED  
NATIONAL WEATHER SERVICE BLACKSBURG VA  
826 AM EDT TUE AUG 22 2017  
 
   
...............................
 
 
   
..THE ROANOKE VA CLIMATE SUMMARY FOR AUGUST 21 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1912 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 93 1254 PM 105 1983 86 7 82  
MINIMUM 68 617 AM 49 1918 65 3 67  
AVERAGE 81 75 6 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.28 1.73 1960 0.11 0.17 0.18  
MONTH TO DATE 1.21 2.36 -1.15 3.65  
SINCE JUN 1 7.78 10.23 -2.45 15.23  
SINCE JAN 1 28.80 26.93 1.87 32.96  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0  
MONTH TO DATE 0.0 0.0  
SINCE JUN 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 4 11 -7 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 10 6 10  
MONTH TO DATE 244 229 15 273  
SINCE JUN 1 916 836 80 998  
SINCE JAN 1 1100 952 148 1123    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 3.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 36 100 PM  
AVERAGE 67  
   
......................................................
 
 
 
THE ROANOKE VA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 104 1983  
MINIMUM TEMPERATURE (F) 65 47 1922  
 
 
SUNRISE AND SUNSET  
AUGUST 22 2017........SUNRISE 642 AM EDT SUNSET 802 PM EDT  
AUGUST 23 2017........SUNRISE 643 AM EDT SUNSET 801 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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