855  
CDUS43 KUNR 281833  
CLIRAP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1232 PM MDT WED OCT 28 2009  
 
   
...............................  
 
   
..THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR OCTOBER 28 2009  
 
VALID AS OF 1100 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1888 TO 2009  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 39 1222 AM 81 1985 55 -16 69  
MINIMUM 33 826 AM 12 1991 30 3 24  
AVERAGE 36 42 -6 47  
 
PRECIPITATION (IN)  
TODAY 0.01 0.71 1989 0.04 -0.03 0.00  
MONTH TO DATE 1.77 1.26 0.51 1.47  
SINCE SEP 1 3.67 2.36 1.31 2.34  
SINCE JAN 1 17.56 15.51 2.05 19.20  
 
SNOWFALL (IN)  
TODAY T 0.1 -0.1 0.0  
MONTH TO DATE 2.9 1.5 1.4 T  
SINCE SEP 1 2.9 1.7 1.2 T  
SINCE JUL 1 2.9 1.7 1.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 22 7 18  
MONTH TO DATE 729 451 278 520  
SINCE SEP 1 856 641 215 719  
SINCE JUL 1 907 678 229 743  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 3 -3 0  
SINCE SEP 1 62 62 0 26  
SINCE JAN 1 354 598 -244 482    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 20.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 600 AM  
LOWEST 82 300 AM  
AVERAGE 86  
   
......................................................  
 
 
THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 82 1950  
MINIMUM TEMPERATURE (F) 29 1 1991  
 
 
SUNRISE AND SUNSET  
OCTOBER 28 2009.......SUNRISE 724 AM MDT SUNSET 548 PM MDT  
OCTOBER 29 2009.......SUNRISE 725 AM MDT SUNSET 546 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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