991  
ASUS43 KLOT 171056  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
600 AM CDT SAT MAY 17 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.
 
 
ILZ001-002-007-009-015-016-024-171200-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
MOLINE PTCLDY 51 41 68 W24G37 29.63R TC 11  

 
 
ILZ003-004-008-010-011-017-018-171200-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ROCKFORD MOCLDY 52 41 66 W16G28 29.56R TC 11  

 
 
ILZ005-006-012>014-019>023-171200-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CHICAGO-OHARE CLOUDY 55 43 63 W14G35 29.52R TC 13  
CHICAGO-MIDWAY NOT AVBL  
AURORA CLOUDY 53 41 63 W22G35 29.56R TC 12  
WAUKEGAN CLOUDY 54 43 66 W15G23 29.49R TC 12  
DUPAGE AIRPORT CLOUDY 53 41 63 W22G32 29.54R TC 12  
WHEELING CLOUDY 55 43 63 W15G32 29.53R TC 13  
ROMEOVILLE* CLOUDY 54 43 66 W17G24 29.58R TC 12  
NORTHERLY ISL* N/A 56 42 59 W13 N/A TC 13  

 
 
LMZ740>746-171200-  
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)  
HARRISON CRIB 59 250/ 35/ 40 N/A  
NORTHERLY ISL 55 210/ 11/ 21 N/A  
CALUMET HARBOR 56 250/ 6/ 13 999.2  
BURNS HARBOR 56 250/ 11/ 15 1001.0R  
MICHIGAN CITY 55 250/ 18/ 21 999.2R  
ST. JOSEPH BUOY 53 55 270/ 17/ 23 1000.6 4/ 5  

 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-171200-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 

 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-171200-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
PEORIA NOT AVBL  
SPRINGFIELD CLEAR 57 44 62 W10 29.69R TC 14  
TAYLORVILLE CLEAR 55 45 67 MISG 29.71R TC 13  

 
 
ILZ033-039-045-046-055>057-062-063-171200-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 

 
 
ILZ079-100>102-171200-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 

 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171200-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CARBONDALE CLEAR 62 47 57 W7 29.76R TC 17  

 
 
ILZ067-068-072-073-078-083-087-091-171200-  
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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