296  
CDUS43 KDMX 212232  
CLIDSM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
526 PM CDT WED MAY 21 2008  
 
...................................  
   
..THE DES MOINES CLIMATE SUMMARY FOR MAY 21 2008  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1878 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 330 PM 94 1886 74 -2 82  
MINIMUM 41 455 AM 35 1931 53 -12 59  
1883  
AVERAGE 57 64 -7 71  
 
PRECIPITATION (IN)  
TODAY 0.00 1.78 1969 0.14 -0.14 0.00  
MONTH TO DATE 0.68 2.81 -2.13 2.77  
SINCE MAR 1 8.11 8.60 -0.49 10.52  
SINCE JAN 1 11.01 10.82 0.19 13.68  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM T 0.0 0.0  
MONTH TO DATE 0.0 T 0.0 0.0  
SINCE MAR 1 5.9 6.8 -0.9 12.0  
SINCE JUL 1 58.5 36.4 22.1 39.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 8 4 4 0  
MONTH TO DATE 135 128 7 45  
SINCE MAR 1 1541 1393 148 1154  
SINCE JUL 1 6660 6395 265 5929  
 
COOLING  
TODAY 0 2 -2 6  
MONTH TO DATE 8 28 -20 69  
SINCE MAR 1 10 41 -31 99  
SINCE JAN 1 10 41 -31 99    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 3.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 600 AM  
LOWEST 21 400 PM  
AVERAGE 44  
 
..........................................................  
 
 
THE DES MOINES CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 98 1925  
MINIMUM TEMPERATURE (F) 54 33 1963  
 
 
SUNRISE AND SUNSET  
MAY 21 2008...........SUNRISE 550 AM CDT SUNSET 833 PM CDT  
MAY 22 2008...........SUNRISE 549 AM CDT SUNSET 834 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 
 
71  
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