101  
ASUS43 KLOT 171757  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
100 PM CDT WED JUN 17 2026  
 
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.  
 
ILZ001-002-007-009-015-016-024-171900-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE TSTM 58 57 97 SE22G33 29.43F FOG TC 14  
6HR MIN TEMP: 56; 6HR MAX TEMP: 58; 6HR PCP: 1.80;  
 
 
 
ILZ003-004-008-010-011-017-018-171900-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD LGT RAIN 57 54 89 S15G25 29.47F TC 14  
ROCHELLE* N/A N/A N/A N/A S28 29.44  
PERU* LGT RAIN 57 55 94 SE14G25 29.53S TC 14  
 
 
ILZ005-006-012>014-019>023-171900-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE LGT RAIN 56 51 84 S12G22 29.49R TC 13  
6HR MIN TEMP: 56; 6HR MAX TEMP: 61; 6HR PCP: 0.48;  
 
CHICAGO-MIDWAY NOT AVBL  
AURORA RAIN 55 54 96 S26G41 29.49R FOG TC 13  
6HR MIN TEMP: 55; 6HR MAX TEMP: 58; 6HR PCP: 0.77;  
 
WAUKEGAN LGT RAIN 57 53 86 S9 29.49R TC 14  
6HR MIN TEMP: 56; 6HR MAX TEMP: 58; 6HR PCP: 0.54;  
 
DUPAGE AIRPORT RAIN 56 53 90 S24G38 29.46R FOG TC 13  
6HR MIN TEMP: 55; 6HR MAX TEMP: 58; 6HR PCP: 0.53;  
 
WHEELING LGT RAIN 57 52 83 S13 29.49R TC 14  
6HR MIN TEMP: 56; 6HR MAX TEMP: 61; 6HR PCP: 0.44;  
 
ROMEOVILLE* LGT RAIN 57 57 100 S23G37 29.56R FOG TC 14  
NORTHERLY ISL* N/A 56 50 80 S17 N/A TC 13  
 
 
LMZ740>746-171900-  
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)  
WINTHROP HARBOR 56 49 1004.1F 2/ 4  
WAUKEGAN HARBOR 58 51 140/ 14/ 19 1001.4R 2/ 3  
WILMETTE BUOY 60 180/ 25/ 33 1000.2R 4/ 4  
CHICAGO BUOY 58 58 996.6F 4/ 4  
HARRISON CRIB 60 170/ 41/ 50 N/A  
NORTHERLY ISL 57 170/ 20/ 28 N/A  
CALUMET HARBOR 150/ 25/ 36 998.6  
BURNS HARBOR 180/ 10/ 15 1002.4F  
MICHIGAN CITY 60 160/ 17/ 22 999.6F  
MICH CITY BUOY 60 62 170/ 25/ 33 978.4F 2/ 2  
ST. JOSEPH BUOY 61 65 160/ 23/ 33 1000.2F 2  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-171900-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-171900-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BLOOMINGTON RAIN 61 61 100 SE20 29.49F FOG TC 16  
DECATUR TSTM 64 62 93 E20G30 29.53R FOG TC 18  
PEORIA NOT AVBL  
SPRINGFIELD LGT RAIN 68 67 96 N5 29.50R TC 20  
6HR MIN TEMP: 62; 6HR MAX TEMP: 70; 6HR PCP: 0.49;  
 
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-171900-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-171900-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171900-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE MOSUNNY 85 69 58 S25G44 29.58F HX 89 TC 29  
6HR MIN TEMP: 69; 6HR MAX TEMP: 86;  
 
MARION MOSUNNY 86 70 58 S28G40 29.59F HX 90 TC 30  
 
 
ILZ067-068-072-073-078-083-087-091-171900-  
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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