363  
CDUS43 KFSD 192249  
CLISUX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
448 PM CST WED DEC 19 2018  
 
   
...............................
 
 
   
..THE SIOUX CITY IA CLIMATE SUMMARY FOR DECEMBER 19 2018
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1889 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 43 246 PM 54 1979 31 12 46  
1894  
MINIMUM 27 710 AM -19 1983 12 15 16  
AVERAGE 35 21 14 31  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 2008 0.02 -0.02 0.00  
MONTH TO DATE 0.60 0.53 0.07 0.02  
SINCE DEC 1 0.60 0.53 0.07 0.02  
SINCE JAN 1 36.48 27.47 9.01 29.30  
 
SNOWFALL (IN)  
TODAY 0.0 6.1 2008 0.3 -0.3 0.0  
MONTH TO DATE 3.3 5.0 -1.7 0.2  
SINCE DEC 1 3.3 5.0 -1.7 0.2  
SINCE JUL 1 4.0 10.4 -6.4 0.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 30 44 -14 34  
MONTH TO DATE 739 782 -43 619  
SINCE DEC 1 739 782 -43 619  
SINCE JUL 1 2436 2258 178 1938  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1045 869 176 951    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 500 AM  
LOWEST 70 100 PM  
AVERAGE 81  
   
......................................................
 
 
 
THE SIOUX CITY IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 56 1900  
1894  
MINIMUM TEMPERATURE (F) 12 -17 1961  
 
 
SUNRISE AND SUNSET  
DECEMBER 19 2018......SUNRISE 750 AM CST SUNSET 455 PM CST  
DECEMBER 20 2018......SUNRISE 751 AM CST SUNSET 455 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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