843  
ASUS43 KLOT 270256  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1000 PM CDT SUN JUL 26 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 UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT  
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.  
 
ILZ001-002-007-009-015-016-024-270400-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE PTCLDY 83 81 94 S8 29.81F HX 97 TC 28  
 
 
ILZ003-004-008-010-011-017-018-270400-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD PTCLDY 81 79 94 S3 29.87S HX 90 TC 27  
 
 
ILZ005-006-012>014-019>023-270400-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTCLDY 84 77 79 SW8 29.85R HX 94 TC 29  
CHICAGO-MIDWAY NOT AVBL  
AURORA CLEAR N/A N/A N/A S3 29.87R HAZE  
WAUKEGAN MOCLDY 75 72 90 CALM 29.85R TC 24  
DUPAGE AIRPORT PTCLDY 81 78 91 SW7 29.87R HX 89 TC 27  
WHEELING MOCLDY 85 76 74 SW3 29.87R HX 94 TC 29  
NORTHERLY ISL* N/A 83 73 72 W5 N/A HX 89 TC 28  
 
 
LMZ740>746-270400-  
SOUTHERN LAKE MICHIGAN  
 
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE  
AIR SEA DIR/SP/G HT/PER  
(F) (DEG/KT/KT) (MB) (MI) (FT/S)  
WINTHROP HARBOR 74 71 1011.2R 1  
WAUKEGAN HARBOR 76 73 1012.0R 1  
WILMETTE BUOY 77 170/ 4/ 4 1014.2R 1  
CHICAGO BUOY 80 75 200/ 6 1010.2R 1  
HARRISON CRIB 85 200/ 13/ 13 N/A  
NORTHERLY ISL 84 220/ 7/ 9 N/A  
CALUMET HARBOR 83 180/ 4/ 5 1011.1  
BURNS HARBOR 1012.2R  
MICHIGAN CITY 83 180/ 10/ 11 1009.4R  
MICH CITY BUOY 78 76 180/ 4/ 6 N/A 0  
ST. JOSEPH BUOY 79 73 160/ 4/ 6 1012.3R 0  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-270400-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-270400-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PEORIA NOT AVBL  
SPRINGFIELD MOCLDY 85 83 94 E3 29.87R HX 104 TC 29  
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-270400-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-270400-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON CLEAR 84 81 89 VRB3 29.88R HX 98 TC 29  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-270400-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE NOT AVBL  
 
 
ILZ067-068-072-073-078-083-087-091-270400-  
SOUTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
 
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