909  
ASUS43 KDMX 231001  
RWRIA  
 
WEATHER ROUNDUP FOR IOWA  
NATIONAL WEATHER SERVICE DES MOINES IA  
500 AM CDT SUN AUG 23 2026  
 
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO  
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY
.  
 
* - THESE STATIONS ARE NOT NWS STATIONS...THUS NOT UNDER NWS  
QUALITY CONTROL. THEY ALSO DO NOT REPORT WEATHER SUCH  
AS PRECIPITATION OR FOG.
 
 
IAZ001>003-012>014-020>022-031>034-043>046-231100-  
NORTHWEST IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
DENISON * PTCLDY 55 55 100 CALM 30.16S TC 13  
LE MARS * MOCLDY 55 55 100 CALM 30.13F TC 13  
MAURICE * MOCLDY 57 55 94 E8 30.14F TC 14  
SHELDON * MOCLDY 54 54 100 CALM 30.13F TC 12  
SIOUX CITY PTCLDY 59 57 93 E6 30.13F TC 15  
SPENCER PTCLDY 49 47 93 CALM 30.16S TC 9  

 
 
IAZ055>058-069>071-079>083-090>094-231100-  
SOUTHWEST IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ATLANTIC * PTCLDY 57 57 100 N5 30.14S TC 14  
AUDUBON * N/A 54 54 100 CALM 30.16S TC 12  
CLARINDA * FOG 59 59 100 N3 30.15F VSB 1/4 TC 15  
CRESTON * N/A 59 57 94 CALM 30.15S TC 15  
HARLAN * CLEAR 57 57 100 CALM 30.15S TC 14  
LAMONI CLEAR 59 56 89 CALM 30.15S TC 15  

 
 
IAZ047>049-059>061-072>074-084-231100-  
CENTRAL IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
AMES CLEAR 57 56 96 CALM 30.14R TC 14  
ANKENY * CLEAR 57 57 100 CALM 30.15R TC 14  
BOONE * N/A 59 57 94 NW3 30.13R TC 15  
CHARITON * PTCLDY 57 57 100 W6 30.12F TC 14  
DES MOINES CLEAR 62 58 86 CALM 30.13F TC 17  
GRINNELL* CLEAR 55 54 96 W5 30.14R TC 13  
KNOXVILLE * CLEAR 57 55 94 NW5 30.13S TC 14  
MARSHALLTOWN CLEAR 52 52 100 W7 30.13R TC 11  
NEWTON * CLEAR 55 55 100 NW5 30.12S TC 13  

 
 
IAZ004>006-015-016-023>025-035-036-231100-  
NORTH CENTRAL IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ALGONA * CLEAR 54 54 100 NW5 30.15R TC 12  
CLARION * MOCLDY 50 50 100 CALM 30.15R TC 10  
ESTHERVILLE CLEAR 51 49 92 N3 30.15S TC 11  
FORT DODGE * CLEAR 53 53 100 CALM 30.16R FOG TC 12  
MASON CITY CLEAR 51 49 92 W6 30.13S TC 11  
IOWA FALLS * CLEAR 53 50 91 W3 30.15R TC 12  

 
 
IAZ007>011-017>019-026>030-037>042-050>054-066-231100-  
NORTHEAST IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CEDAR RAPIDS CLEAR 55 52 89 NW6 30.10R TC 13  
CLINTON * CLEAR 55 53 93 CALM 30.08R TC 13  
DUBUQUE CLEAR 57 52 83 N7 30.09R TC 14  
OELWEIN * CLEAR 54 52 94 N6 30.12R TC 12  
WATERLOO CLEAR 54 53 97 NW3 30.11S TC 12  

 
 
IAZ064-065-067-068-078-231100-  
EAST CENTRAL IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
DAVENPORT CLEAR 56 53 90 NW6 30.08R TC 13  
IOWA CITY CLEAR 61 55 81 N7 30.10S TC 16  
MUSCATINE * N/A 59 57 94 CALM 30.08S TC 15  
QUAD CITIES CLEAR 61 54 77 NW5 30.07R TC 16  

 
 
IAZ062-063-075>077-085>089-095>099-231100-  
SOUTHEAST IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
BURLINGTON CLEAR 60 57 89 N3 30.08F TC 16  
FAIRFIELD * PTCLDY 55 55 100 NW6 30.10S TC 13  
FORT MADISON * CLEAR 57 57 100 W5 30.09R TC 14  
WASHINGTON * CLEAR 59 59 100 NW6 30.08S TC 15  

 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURES IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  

 
 
 
 
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