776  
ASUS43 KLOT 210756  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 AM CDT TUE OCT 21 2025  
 
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.  
 
ILZ001-002-007-009-015-016-024-210900-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE CLEAR 47 42 83 SW7 29.80S TC 8  
 
 
ILZ003-004-008-010-011-017-018-210900-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD CLEAR 46 43 89 SW8 29.76S TC 8  
 
 
ILZ005-006-012>014-019>023-210900-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTCLDY 50 44 80 W12 29.74R TC 10  
CHICAGO-MIDWAY NOT AVBL  
AURORA CLEAR 45 44 97 SW8 29.76S TC 7  
WAUKEGAN CLEAR 49 43 80 W13G26 29.69R TC 9  
DUPAGE AIRPORT CLEAR 49 44 83 W7 29.76R TC 9  
WHEELING CLEAR 51 44 77 W12G21 29.74R TC 11  
NORTHERLY ISL* N/A 52 43 71 SW5 N/A TC 11  
 
 
LMZ740>746-210900-  
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)  
S. MID LAKE BUOY 55 62 280/ 25/ 33 1004.4R  
WINTHROP HARBOR 52 56 N/A 2/ 5  
WAUKEGAN HARBOR 52 56 N/A 1/ 5  
WILMETTE BUOY 54 310/ 19/ 27 1006.6R 2/ 3  
CHICAGO BUOY 55 270/ 17/ 23 N/A 1/ 2  
HARRISON CRIB 53 270/ 23/ 28 N/A  
NORTHERLY ISL 52 260/ 10/ 20 N/A  
CALUMET HARBOR 52 240/ 6/ 12 1006.4  
BURNS HARBOR 55 280/ 13/ 17 1007.8R  
MICHIGAN CITY 55 270/ 31/ 35 1005.2R  
ST. JOSEPH BUOY 57 58 240/ 29/ 39 1006.7R 4/ 5  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-210900-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-210900-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PEORIA NOT AVBL  
SPRINGFIELD CLEAR 50 42 74 W9 29.89R TC 10  
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-210900-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
RANTOUL* CLEAR 50 45 81 W7 29.84S TC 10  
 
 
ILZ079-100>102-210900-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210900-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE CLEAR 61 47 59 NW8 29.93R TC 16  
 
 
ILZ067-068-072-073-078-083-087-091-210900-  
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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