593  
ASUS43 KLOT 162356  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
700 PM CDT THU OCT 16 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.  
 
ILZ001-002-007-009-015-016-024-170100-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE CLEAR 69 58 67 SE7 29.99S TC 21  
6HR MIN TEMP: 69; 6HR MAX TEMP: 78;  
 
 
 
ILZ003-004-008-010-011-017-018-170100-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD PTCLDY 65 51 60 SE5 30.06F TC 18  
6HR MIN TEMP: 65; 6HR MAX TEMP: 72;  
 
 
 
ILZ005-006-012>014-019>023-170100-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTCLDY 63 48 58 E7 30.07F TC 17  
6HR MIN TEMP: 62; 6HR MAX TEMP: 69;  
 
CHICAGO-MIDWAY NOT AVBL  
AURORA CLEAR 62 51 67 SE5 30.06F TC 17  
6HR MIN TEMP: 62; 6HR MAX TEMP: 71;  
 
WAUKEGAN CLEAR 59 50 72 SE6 30.07F TC 15  
6HR MIN TEMP: 59; 6HR MAX TEMP: 64;  
 
DUPAGE AIRPORT CLEAR 63 50 62 E6 30.07S TC 17  
6HR MIN TEMP: 63; 6HR MAX TEMP: 70;  
 
WHEELING CLEAR 61 49 64 SE3 30.09F TC 16  
6HR MIN TEMP: 61; 6HR MAX TEMP: 68;  
 
ROMEOVILLE* CLEAR 64 50 59 E6 30.08S TC 18  
NORTHERLY ISL* N/A 62 52 69 E9 N/A TC 17  
 
 
LMZ740>746-170100-  
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 62 65 120/ 8/ 10 1019.3F  
WINTHROP HARBOR 63 61 N/A 2/ 3  
WAUKEGAN HARBOR 63 62 N/A 2/ 4  
WILMETTE BUOY 63 120/ 12/ 16 1019.7F 1/ 3  
CHICAGO BUOY 64 90/ 12/ 16 1019.2F 2/ 3  
HARRISON CRIB 64 100/ 13/ 14 N/A  
NORTHERLY ISL 62 80/ 7/ 11 N/A  
CALUMET HARBOR 70/ 8/ 11 1017.7  
BURNS HARBOR 65 100/ 5/ 6 1019.3F  
MICHIGAN CITY 65 100/ 4/ 5 1018.1F  
ST. JOSEPH BUOY 58 57 10/ 6/ 6 1020.1F 0  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-170100-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-170100-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PEORIA NOT AVBL  
SPRINGFIELD CLEAR 71 58 63 E8 30.01S TC 22  
6HR MIN TEMP: 71; 6HR MAX TEMP: 80;  
 
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-170100-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-170100-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON CLEAR 73 57 56 SE6 30.00F TC 23  
CAHOKIA* CLEAR 73 59 61 SE6 29.99S TC 23  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170100-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE CLEAR 69 59 70 E5 30.02S TC 21  
6HR MIN TEMP: 69; 6HR MAX TEMP: 80;  
 
MARION CLEAR 72 59 64 E5 30.03S TC 22  
 
 
ILZ067-068-072-073-078-083-087-091-170100-  
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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