633  
ASUS43 KLOT 121856  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
200 PM CDT FRI SEP 12 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.  
 
ILZ001-002-007-009-015-016-024-122000-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE SUNNY 88 59 37 E10 30.09F HX 87 TC 31  
 
 
ILZ003-004-008-010-011-017-018-122000-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD PTSUNNY 82 58 43 S14 30.16F HX 82 TC 28  
 
 
ILZ005-006-012>014-019>023-122000-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTSUNNY 84 54 35 S9 30.16F HX 83 TC 29  
CHICAGO-MIDWAY NOT AVBL  
AURORA MOSUNNY 84 55 36 S9 30.16F HX 83 TC 29  
WAUKEGAN PTSUNNY 78 64 61 SE9 30.17F HX 80 TC 26  
DUPAGE AIRPORT MOSUNNY 82 54 37 SE8 30.16F HX 81 TC 28  
WHEELING MOSUNNY 85 53 33 SW6 30.18F HX 83 TC 29  
ROMEOVILLE* SUNNY 82 55 39 VRB6 30.17F HX 82 TC 28  
 
 
LMZ740>746-122000-  
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 67 67 160/ 4/ 6 1022.9F  
WINTHROP HARBOR 68 69 130/ 6/ 8 N/A 1  
WAUKEGAN HARBOR 70 69 N/A 1  
WILMETTE BUOY 70 170/ 8/ 12 1024.5F 1/ 4  
CHICAGO BUOY 71 66 80/ 8/ 10 1022.6F 1/ 4  
HARRISON CRIB 71 100/ 8/ 8 N/A  
CALUMET HARBOR 50/ 9/ 10 1021.3  
BURNS HARBOR 71 360/ 5/ 6 1022.7F  
MICHIGAN CITY 72 40/ 6/ 7 1021.1F  
MICH CITY BUOY 76 1020.5F  
ST. JOSEPH BUOY 71 70 300/ 4/ 6 1023.5F 1/ 4  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-122000-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-122000-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PEORIA NOT AVBL  
SPRINGFIELD MOSUNNY 87 56 34 NE3 30.12F HX 85 TC 31  
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-122000-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-122000-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON SUNNY 90 61 37 S3 30.12F HX 89 TC 32  
CAHOKIA* SUNNY 92 60 34 CALM 30.10F HX 91 TC 33  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-122000-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE MOSUNNY 91 59 33 SE7 30.11F HX 90 TC 33  
MARION MOSUNNY 88 59 37 S6 30.13F HX 87 TC 31  
 
 
ILZ067-068-072-073-078-083-087-091-122000-  
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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