236  
CDUS41 KRNK 170901  
CLIROA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BLACKSBURG, VA  
501 AM EDT WED MAY 17 2023  
   
...............................
 
 
   
..THE ROANOKE VA CLIMATE SUMMARY FOR MAY 16 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1912 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 3:05 PM 93 1941 77 4 80  
MINIMUM 57 6:46 AM 34 1973 55 2 59  
AVERAGE 69 66 3 70  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.37 1946 0.13 MM T  
MONTH TO DATE 0.29 2.11 -1.82 1.40  
SINCE MAR 1 5.83 9.11 -3.28 6.97  
SINCE JAN 1 11.52 15.17 -3.65 13.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.4 2.4 -2.0 0.3  
SINCE JUL 1 0.4 14.8 -14.4 11.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 57 54 3 48  
SINCE MAR 1 704 818 -114 655  
SINCE JUL 1 3289 3837 -548 3382  
 
COOLING  
YESTERDAY 4 4 0 5  
MONTH TO DATE 40 43 -3 35  
SINCE MAR 1 84 79 5 73  
SINCE JAN 1 89 79 10 73    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 62 3:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE ROANOKE VA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 92 1977  
MINIMUM TEMPERATURE (F) 55 35 1967  
 
SUNRISE AND SUNSET  
MAY 17 2023...........SUNRISE 6:10 AM EDT SUNSET 8:23 PM EDT  
MAY 18 2023...........SUNRISE 6:09 AM EDT SUNSET 8:24 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
REMARKS: DUE TO EQUIPMENT FAILURE, THE WINDS AND THE PRECIPITATION  
FOR MAY 13-16 ARE MISSING UNTIL REPAIRS CAN BE MADE.  
 

 
 
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