594  
ASUS43 KLOT 171201  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
700 AM 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.
 
 
ILZ001-002-007-009-015-016-024-171300-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
MOLINE CLOUDY 61 46 57 SE14 29.50F TC 16  
6HR MIN TEMP: 54; 6HR MAX TEMP: 61;  
 
STERLING* PTSUNNY 56 54 93 E5 29.59F TC 13  
SAVANNA* PTSUNNY 57 50 78 NE7 29.58F TC 14  

 
 
ILZ003-004-008-010-011-017-018-171300-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ROCKFORD CLOUDY 57 51 80 CALM 29.65R TC 14  
6HR MIN TEMP: 54; 6HR MAX TEMP: 58; 6HR PCP: TRACE;  
 
FREEPORT* CLOUDY 57 56 94 CALM 29.64R TC 14  
DE KALB* CLOUDY 56 52 88 S6 29.63F TC 13  

 
 
ILZ005-006-012>014-019>023-171300-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CHICAGO-OHARE CLOUDY 60 51 72 S7 29.63F TC 16  
6HR MIN TEMP: 59; 6HR MAX TEMP: 61;  
 
CHICAGO-MIDWAY CLOUDY 60 51 72 S7 29.63F TC 16  
6HR MIN TEMP: 59; 6HR MAX TEMP: 61;  
 
AURORA CLOUDY 56 52 86 SE5 29.62S TC 13  
6HR MIN TEMP: 53; 6HR MAX TEMP: 56;  
 
JOLIET* PTSUNNY 58 56 91 CALM 29.65R TC 15  
WAUKEGAN CLOUDY 58 53 84 S5 29.62F TC 14  
6HR MIN TEMP: 54; 6HR MAX TEMP: 58;  
 
DUPAGE AIRPORT PTSUNNY 57 53 86 S7 29.62F TC 14  
6HR MIN TEMP: 53; 6HR MAX TEMP: 58;  
 
KANKAKEE* MOSUNNY 57 50 78 SE5 29.67S TC 14  
WHEELING CLOUDY 59 53 80 S5 29.64F TC 15  
6HR MIN TEMP: 56; 6HR MAX TEMP: 62;  
 
ROMEOVILLE* CLOUDY 57 57 100 SE6 29.64F TC 14  
LANSING* PTSUNNY 57 51 78 SW5 29.67F TC 14  
NORTHERLY ISL* N/A 61 49 64 S8 N/A TC 16  

 
 
LMZ740>746-171300-  
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 53 50 1003.9F 0  
WAUKEGAN HARBOR 59 54 180/ 6/ 8 1004.9F 0  
WILMETTE BUOY 61 200/ 8/ 10 1005.2F 0  
CHICAGO BUOY 61 59 190/ 8/ 8 1002.8F 0  
HARRISON CRIB 62 190/ 9/ 9 N/A  
NORTHERLY ISL 61 210/ 3/ 6 N/A  
CALUMET HARBOR 60 210/ 6/ 7 1004.3F  
BURNS HARBOR 200/ 4/ 6 1005.1F  
MICHIGAN CITY 59 140/ 10/ 11 1001.3F  
MICH CITY BUOY 61 63 210/ 10/ 12 982.7F 1/ 3  
ST. JOSEPH BUOY 63 65 210/ 8/ 10 1003.8F 2/ 3  

 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-171300-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
QUINCY MOSUNNY 64 53 67 SE14 29.53F TC 18  
GALESBURG* PTSUNNY 60 46 60 SE8G16 29.54F TC 16  
MACOMB* PTSUNNY 60 49 67 S16G23 29.56F TC 16  
JACKSONVILLE* CLOUDY 62 48 60 SE9 29.62S TC 17  

 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-171300-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
BLOOMINGTON MOSUNNY 61 50 67 S13 29.66F TC 16  
DECATUR MOSUNNY 63 48 58 S9 29.66F TC 17  
PEORIA MOSUNNY 60 48 64 S7 29.61F TC 16  
6HR MIN TEMP: 55; 6HR MAX TEMP: 60;  
 
SPRINGFIELD PTSUNNY 63 48 58 S8 29.64F TC 17  
6HR MIN TEMP: 52; 6HR MAX TEMP: 63;  
 
TAYLORVILLE NOT AVBL  

 
 
ILZ033-039-045-046-055>057-062-063-171300-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CHAMPAIGN PTSUNNY 60 51 72 S8 29.66F TC 16  
DANVILLE* CLOUDY 61 51 71 CALM 29.68F TC 16  
MATTOON MOSUNNY 61 53 75 S8 29.67F TC 16  
PARIS* PTSUNNY 57 54 89 S7 29.69F TC 14  

 
 
ILZ079-100>102-171300-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ALTON SUNNY 64 63 94 SE8 29.62F TC 18  
BELLEVILLE SUNNY 66 65 97 CALM 29.62F TC 19  
CAHOKIA* SUNNY 67 64 90 S7 29.61F TC 19  

 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171300-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CARBONDALE SUNNY 69 64 84 S10 29.69F TC 21  
6HR MIN TEMP: 62; 6HR MAX TEMP: 69;  
 
CAIRO* SUNNY 70 65 83 S5 29.74F TC 21  
EFFINGHAM* SUNNY 60 60 100 E6 29.70F TC 16  
MARION SUNNY 70 64 83 S12 29.70F TC 21  
MT. VERNON SUNNY 66 65 96 S6 29.69F TC 19  
CENTRALIA* SUNNY 67 66 97 CALM 29.67F TC 19  
SALEM* MOSUNNY 65 65 100 MISG 29.68F TC 19  
METROPOLIS* SUNNY 68 64 86 S6 29.74F TC 20  

 
 
ILZ067-068-072-073-078-083-087-091-171300-  
SOUTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
LAWRENCEVILLE PTSUNNY 63 62 97 CALM 29.72F FOG TC 17  
FLORA* SUNNY 63 N/A N/A SE6 29.69F TC 17  
FAIRFIELD* MOSUNNY 64 64 99 S5 29.70F TC 18  
HARRISBURG* SUNNY 65 65 97 CALM 29.71F TC 19  
ROBINSON* MOSUNNY 61 61 100 S5 29.70F TC 16  

 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  

 
 
 
 
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