493  
ASUS43 KLOT 220756  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 AM CDT TUE JUL 22 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.  
 
ILZ001-002-007-009-015-016-024-220900-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE MOCLDY 72 71 97 E3 30.01F TC 22  
 
 
ILZ003-004-008-010-011-017-018-220900-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD NOT AVBL  
 
 
ILZ005-006-012>014-019>023-220900-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTCLDY 69 64 84 NE6 30.06S TC 21  
CHICAGO-MIDWAY NOT AVBL  
AURORA CLEAR 67 62 84 E3 30.06S HAZE TC 19  
WAUKEGAN PTCLDY 63 60 90 CALM 30.06F TC 17  
DUPAGE AIRPORT CLOUDY 68 64 87 CALM 30.06S TC 20  
WHEELING CLEAR 67 64 90 CALM 30.08S TC 19  
NORTHERLY ISL* N/A 69 66 90 N2 N/A TC 21  
 
 
LMZ740>746-220900-  
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 71 71 130/ 12/ 14 1018.0S  
WINTHROP HARBOR 69 69 330/ 2/ 4 N/A 1/ 3  
WAUKEGAN HARBOR 69 70 10/ 4/ 4 N/A 1/ 3  
WILMETTE BUOY 70 60/ 2/ 4 1019.9F 1/ 3  
CHICAGO BUOY 72 72 360/ 4/ 4 1018.4S 1/ 4  
HARRISON CRIB 76 10/ 5/ 5 N/A  
NORTHERLY ISL 69 360/ 2/ 5 N/A  
CALUMET HARBOR 70 CALM / 2 1017.0  
BURNS HARBOR 71 150/ 3/ 4 1019.0R  
MICHIGAN CITY 70 130/ 5/ 7 1017.0R  
MICH CITY BUOY 72 74 150/ 6/ 8 1017.0R 1/ 4  
ST. JOSEPH BUOY 71 77 80/ 10/ 14 1019.3R 1/ 4  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-220900-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-220900-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
DECATUR FOG 72 71 97 E3 30.03S VSB 3/4 TC 22  
PEORIA MOCLDY 75 72 90 CALM 30.04S TC 24  
SPRINGFIELD PTCLDY N/A N/A N/A NE3 30.02S  
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-220900-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-220900-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-220900-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE PTCLDY 75 75 100 CALM 30.00R FOG TC 24  
MT. VERNON CLEAR 72 72 100 CALM 30.01R FOG TC 22  
 
 
ILZ067-068-072-073-078-083-087-091-220900-  
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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