831  
ASUS43 KLOT 301456  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1000 AM CDT MON JUN 30 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.  
 
ILZ001-002-007-009-015-016-024-301600-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE MOSUNNY 82 67 60 NW8 29.91S HX 84 TC 28  
 
 
ILZ003-004-008-010-011-017-018-301600-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD NOT AVBL  
 
 
ILZ005-006-012>014-019>023-301600-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTSUNNY 82 71 69 W7 29.88R HX 86 TC 28  
CHICAGO-MIDWAY NOT AVBL  
AURORA PTSUNNY 81 73 76 NW10 29.90S HX 86 TC 27  
WAUKEGAN PTSUNNY 78 70 76 W8 29.89R HX 80 TC 26  
DUPAGE AIRPORT PTSUNNY 81 72 74 NW10 29.90S HX 85 TC 27  
WHEELING MOSUNNY 77 72 84 NW9 29.90R TC 25  
ROMEOVILLE* MOSUNNY 82 77 83 SW8 29.91S HX 91 TC 28  
NORTHERLY ISL* N/A 82 70 66 W6 N/A HX 86 TC 28  
 
 
LMZ740>746-301600-  
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 71 71 290/ 6/ 8 1011.8R  
WINTHROP HARBOR 72 68 360/ 6/ 8 N/A 0  
WAUKEGAN HARBOR 74 70 340/ 6/ 10 N/A 0  
WILMETTE BUOY 74 330/ 4/ 6 1014.7R 0  
CHICAGO BUOY 78 73 230/ 8/ 10 1012.0R 1  
HARRISON CRIB 86 250/ 7/ 8 N/A  
NORTHERLY ISL 80 210/ 7/ 9 N/A  
CALUMET HARBOR 220/ 3/ 8 1010.8  
BURNS HARBOR 76 280/ 4/ 5 1012.5S  
MICHIGAN CITY 76 230/ 7/ 8 1010.4R  
MICH CITY BUOY 76 74 230/ 6/ 8 1010.5R 1  
ST. JOSEPH BUOY 74 74 240/ 8/ 10 1012.7R 1  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-301600-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-301600-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
DECATUR PTSUNNY 82 73 74 W10 29.95S HX 87 TC 28  
PEORIA NOT AVBL  
SPRINGFIELD PTSUNNY 79 74 84 W8 29.95S HX 82 TC 26  
TAYLORVILLE PTSUNNY 79 73 83 MISG 29.97S HX 82 TC 26  
 
 
ILZ033-039-045-046-055>057-062-063-301600-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-301600-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON SUNNY 77 70 78 VRB6 29.98F TC 25  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301600-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE PTSUNNY 79 75 87 W8 29.98R HX 83 TC 26  
MARION CLOUDY 79 75 89 W9 29.99R HX 82 TC 26  
 
 
ILZ067-068-072-073-078-083-087-091-301600-  
SOUTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
LAWRENCEVILLE PTSUNNY 82 75 78 W8 29.95R HX 89 TC 28  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
 
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