715  
ASUS43 KLOT 152058  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
400 PM CDT MON SEP 15 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.
 
 
ILZ001-002-007-009-015-016-024-152200-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
MOLINE MOSUNNY 89 61 38 E9 30.08F HX 89 TC 32  

 
 
ILZ003-004-008-010-011-017-018-152200-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ROCKFORD MOSUNNY 86 56 35 SE7 30.16F HX 85 TC 30  

 
 
ILZ005-006-012>014-019>023-152200-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CHICAGO-OHARE MOSUNNY 81 57 43 E9 30.16F HX 81 TC 27  
CHICAGO-MIDWAY NOT AVBL  
AURORA SUNNY 87 57 35 E5 30.14F HX 86 TC 31  
WAUKEGAN SUNNY 78 61 55 E8 30.18F HX 80 TC 26  
DUPAGE AIRPORT SUNNY 85 58 39 NE9 30.15F HX 84 TC 29  
WHEELING SUNNY 79 62 56 NE9 30.19S HX 80 TC 26  
ROMEOVILLE* SUNNY 86 59 39 E9 30.16S HX 85 TC 30  
NORTHERLY ISL* N/A 74 64 71 N8 N/A TC 23  

 
 
LMZ740>746-152200-  
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 68 10/ 4/ 6 1022.4F  
WINTHROP HARBOR 70 69 10/ 4/ 4 N/A 1/ 3  
WAUKEGAN HARBOR 70 70 N/A 1/ 4  
WILMETTE BUOY 70 50/ 8/ 12 1024.4F 1/ 3  
CHICAGO BUOY 71 66 20/ 8/ 10 1022.0F 1/ 3  
HARRISON CRIB 71 40/ 10/ 11 N/A  
NORTHERLY ISL 74 40/ 6/ 8 N/A  
CALUMET HARBOR 360/ 7/ 11 1020.6  
BURNS HARBOR 74 70/ 4/ 5 1022.0S  
MICHIGAN CITY 72 20/ 7/ 8 1020.1F  
MICH CITY BUOY 75 1019.6F  
ST. JOSEPH BUOY 71 70 330/ 12/ 16 1022.2F 1  

 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-152200-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 

 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-152200-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
PEORIA NOT AVBL  
SPRINGFIELD MOSUNNY 92 54 27 E8G17 30.06F HX 90 TC 33  
TAYLORVILLE NOT AVBL  

 
 
ILZ033-039-045-046-055>057-062-063-152200-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 

 
 
ILZ079-100>102-152200-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ALTON SUNNY 91 61 35 E8 30.03F HX 91 TC 33  

 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-152200-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CARBONDALE MOSUNNY 92 63 38 NE5 30.01F HX 93 TC 33  
MARION MOSUNNY 91 63 38 NE7 30.02F HX 92 TC 33  

 
 
ILZ067-068-072-073-078-083-087-091-152200-  
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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