718  
ASUS43 KLOT 210156  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
900 PM CDT SUN JUL 20 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.  
 
ILZ001-002-007-009-015-016-024-210300-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE MOCLDY 75 70 84 E10 29.97R TC 24  
 
 
ILZ003-004-008-010-011-017-018-210300-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD NOT AVBL  
 
 
ILZ005-006-012>014-019>023-210300-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTCLDY 68 62 81 NE12 30.02R TC 20  
CHICAGO-MIDWAY NOT AVBL  
AURORA CLEAR 69 62 78 CALM 30.01R TC 21  
WAUKEGAN CLEAR 67 60 78 N6 30.02R TC 19  
DUPAGE AIRPORT CLEAR 70 58 65 E9 30.01R TC 21  
WHEELING CLEAR 68 62 81 NE5 30.04R TC 20  
NORTHERLY ISL* N/A 68 62 81 N9 N/A TC 20  
 
 
LMZ740>746-210300-  
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 68 69 10/ 16/ 17 1016.4R  
WINTHROP HARBOR 69 68 320/ 12/ 14 N/A 2/ 4  
WAUKEGAN HARBOR 69 69 310/ 14/ 16 N/A 2/ 3  
WILMETTE BUOY 70 50/ 12/ 17 1018.1R 3/ 4  
CHICAGO BUOY 71 71 10/ 10/ 14 1016.9R 2/ 5  
HARRISON CRIB 76 20/ 18/ 19 N/A  
NORTHERLY ISL 68 10/ 7/ 13 N/A  
CALUMET HARBOR 360/ 7/ 11 1015.3  
BURNS HARBOR 71 40/ 8/ 9 1016.6S  
MICHIGAN CITY 72 20/ 13/ 15 1014.6S  
MICH CITY BUOY 72 75 20/ 12/ 16 1014.6S 4/ 5  
ST. JOSEPH BUOY 72 74 360/ 16/ 19 1016.9R 3/ 4  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-210300-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-210300-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BLOOMINGTON CLOUDY 75 75 100 NE9 30.01R TC 24  
DECATUR TSTM 77 75 93 E12 29.98 FOG TC 25  
PEORIA CLOUDY 79 73 83 NE9 29.98R HX 82 TC 26  
SPRINGFIELD CLOUDY 79 77 94 E9 29.96R HX 83 TC 26  
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-210300-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-210300-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON MOCLDY 82 79 89 VRB3 29.93R HX 93 TC 28  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210300-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE CLEAR 82 78 88 S5 29.95R HX 91 TC 28  
 
 
ILZ067-068-072-073-078-083-087-091-210300-  
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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