888  
ASUS43 KLOT 262156  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
500 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.  
 
ILZ001-002-007-009-015-016-024-262300-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE PTSUNNY 90 82 77 SW7 29.84F HX 111 TC 32  
 
 
ILZ003-004-008-010-011-017-018-262300-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD PTSUNNY 89 79 72 S5 29.87S HX 104 TC 32  
 
 
ILZ005-006-012>014-019>023-262300-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTSUNNY 91 71 51 W7 29.85F HX 97 TC 33  
CHICAGO-MIDWAY NOT AVBL  
AURORA PTSUNNY N/A N/A N/A S6 29.86F  
WAUKEGAN MOSUNNY 86 71 60 SE8 29.86S HX 91 TC 30  
DUPAGE AIRPORT MOSUNNY 88 75 65 S5 29.86F HX 97 TC 31  
WHEELING PTSUNNY 91 71 51 NW7 29.87F HX 97 TC 33  
NORTHERLY ISL* N/A 82 71 69 SE7 N/A HX 86 TC 28  
 
 
LMZ740>746-262300-  
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 76 73 1011.5F 1  
WAUKEGAN HARBOR 77 75 1012.3F 1  
WILMETTE BUOY 78 140/ 8/ 10 1015.0F 1  
CHICAGO BUOY 79 76 130/ 8 1010.3F 1  
HARRISON CRIB 81 120/ 12/ 13 N/A  
NORTHERLY ISL 82 120/ 7/ 9 N/A  
CALUMET HARBOR 160/ 6/ 10 1011.5  
BURNS HARBOR 1012.2F  
MICHIGAN CITY 81 30/ 5/ 5 1009.9F  
MICH CITY BUOY 80 75 80/ 4/ 6 N/A 0  
ST. JOSEPH BUOY 81 77 150/ 2/ 2 1013.0F 1  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-262300-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-262300-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PEORIA NOT AVBL  
SPRINGFIELD MOSUNNY 92 84 77 W7 29.86F HX 118 TC 33  
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-262300-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-262300-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON SUNNY 95 81 63 W8 29.88F HX 115 TC 35  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-262300-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE NOT AVBL  
MARION MOSUNNY 97 81 59 W12 29.89S HX 118 TC 36  
 
 
ILZ067-068-072-073-078-083-087-091-262300-  
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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