401  
ASUS43 KLOT 241103  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
600 AM CDT TUE JUN 24 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.  
 
ILZ001-002-007-009-015-016-024-241200-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE PTCLDY 72 70 93 CALM 30.12R TC 22  
 
 
ILZ003-004-008-010-011-017-018-241200-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD CLOUDY 72 67 84 SE5 30.14S TC 22  
 
 
ILZ005-006-012>014-019>023-241200-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE MOCLDY 78 66 66 SE6 30.12R HX 80 TC 26  
CHICAGO-MIDWAY MOCLDY 81 68 64 SE7 30.13R HX 84 TC 27  
AURORA MOCLDY 73 66 78 CALM 30.13R TC 23  
JOLIET* MOCLDY 77 74 90 CALM 30.14R TC 25  
WAUKEGAN PTCLDY 73 65 75 CALM 30.12R TC 23  
DUPAGE AIRPORT MOCLDY 74 66 76 S3 30.13R TC 23  
WHEELING MOCLDY 77 66 68 CALM 30.14R TC 25  
MORRIS* MOCLDY 73 70 88 S3 30.13R TC 23  
ROMEOVILLE* CLEAR 75 73 94 SE6 30.15R TC 24  
LANSING* PTCLDY 75 72 91 CALM 30.15S TC 24  
NORTHERLY ISL* N/A 70 63 78 SE6 N/A TC 21  
 
 
LMZ740>746-241200-  
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 65 63 90/ 2/ 4 1020.5R  
WINTHROP HARBOR 66 59 270/ 8/ 10 N/A 0  
WAUKEGAN HARBOR 64 60 210/ 4/ 8 N/A 0  
WILMETTE BUOY 68 170/ 6/ 6 1021.7R 0  
CHICAGO BUOY 68 65 180/ 4/ 6 1020.9R 0  
HARRISON CRIB 77 180/ 13/ 14 N/A  
NORTHERLY ISL 69 150/ 6/ 7 N/A  
CALUMET HARBOR 76 130/ 3/ 5 1019.3  
BURNS HARBOR 76 CALM 1021.3R  
MICHIGAN CITY 77 70/ 1/ 1 1019.2F  
ST. JOSEPH BUOY 72 70 190/ 6/ 8 1021.3R 1  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-241200-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
QUINCY PTCLDY 75 72 90 S5 30.14R TC 24  
MACOMB* PTCLDY 70 70 99 CALM 30.16R TC 21  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-241200-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BLOOMINGTON MOCLDY 75 73 93 SW8 30.18R TC 24  
DECATUR MOCLDY 79 74 84 S8 30.17S HX 82 TC 26  
PEORIA PTCLDY 77 74 90 S6 30.14R TC 25  
SPRINGFIELD MOCLDY 78 74 87 S10 30.15R HX 81 TC 26  
TAYLORVILLE MOCLDY 75 73 94 MISG 30.18R TC 24  
 
 
ILZ033-039-045-046-055>057-062-063-241200-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHAMPAIGN PTCLDY 75 73 93 S6 30.18R TC 24  
RANTOUL* PTCLDY 75 73 92 S3 30.18R TC 24  
MATTOON MOCLDY 75 72 90 S7 N/A TC 24  
 
 
ILZ079-100>102-241200-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON MOCLDY 77 75 93 S5 30.18R TC 25  
BELLEVILLE MOCLDY 77 74 93 CALM 30.16R TC 25  
SPARTA* MOCLDY 80 75 86 S6 30.20R HX 84 TC 27  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-241200-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE PTCLDY 75 74 96 CALM 30.18S TC 24  
CAIRO* CLEAR 75 74 99 CALM 30.20S TC 24  
MARION CLEAR 74 73 97 CALM 30.20S TC 24  
MT. VERNON PTCLDY 73 73 100 CALM 30.20R TC 23  
CENTRALIA* MOCLDY 76 74 92 CALM 30.19R TC 25  
SALEM* MOCLDY 78 73 85 CALM 30.19R HX 81 TC 26  
METROPOLIS* CLEAR 73 71 96 CALM 30.21S TC 23  
 
 
ILZ067-068-072-073-078-083-087-091-241200-  
SOUTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
LAWRENCEVILLE CLEAR 76 73 91 CALM 30.20R TC 24  
FAIRFIELD* PTCLDY 74 73 93 CALM 30.19S TC 24  
HARRISBURG* CLEAR 74 73 95 CALM 30.20S TC 24  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
 
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