932  
ASUS43 KLOT 221556  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1100 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.
 
 
ILZ001-002-007-009-015-016-024-221700-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
MOLINE PTSUNNY 82 75 79 SE13 30.01S HX 89 TC 28  

 
 
ILZ003-004-008-010-011-017-018-221700-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ROCKFORD NOT AVBL  

 
 
ILZ005-006-012>014-019>023-221700-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CHICAGO-OHARE MOSUNNY 81 63 54 S9 30.08R HX 82 TC 27  
CHICAGO-MIDWAY NOT AVBL  
AURORA SUNNY 81 67 62 SE10 30.08S HAZE HX 83  
WAUKEGAN MOSUNNY 78 66 66 SE9 30.09R HX 80 TC 26  
DUPAGE AIRPORT SUNNY 81 65 58 S9 30.08S HX 83 TC 27  
WHEELING SUNNY 81 64 56 S8 30.10R HX 82 TC 27  
ROMEOVILLE* SUNNY 79 68 69 SE10 30.10S HX 81 TC 26  

 
 
LMZ740>746-221700-  
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 70 69 170/ 12/ 14 1019.6R  
WINTHROP HARBOR 71 69 140/ 10/ 14 N/A 2/ 3  
WAUKEGAN HARBOR 71 70 130/ 10/ 14 N/A 2/ 3  
WILMETTE BUOY 71 140/ 14/ 17 1021.1S 2/ 4  
CHICAGO BUOY 77 72 130/ 10/ 12 1019.0F 1/ 4  
HARRISON CRIB 79 130/ 18/ 19 N/A  
NORTHERLY ISL 76 120/ 7/ 10 N/A  
CALUMET HARBOR 77 170/ 8/ 12 1017.8  
BURNS HARBOR 77 170/ 5/ 10 1020.0S  
MICHIGAN CITY 75 150/ 11/ 13 1017.8F  
MICH CITY BUOY 74 74 140/ 8/ 12 1017.9R 1/ 2  
ST. JOSEPH BUOY 74 75 110/ 10/ 14 1020.6R 1/ 2  

 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-221700-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 

 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-221700-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
PEORIA NOT AVBL  
SPRINGFIELD MOSUNNY 81 75 82 SE10 30.04R HX 87 TC 27  
TAYLORVILLE NOT AVBL  

 
 
ILZ033-039-045-046-055>057-062-063-221700-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 

 
 
ILZ079-100>102-221700-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ALTON SUNNY 86 77 74 SE8 30.02S HX 97 TC 30  
CAHOKIA* SUNNY 88 79 74 SE9 30.00F HX 103 TC 31  

 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221700-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CARBONDALE MOSUNNY 87 78 74 CALM 30.02R HX 100 TC 31  
MARION SUNNY 88 79 74 VRB6 30.03R HX 102 TC 31  

 
 
ILZ067-068-072-073-078-083-087-091-221700-  
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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