820  
ASUS43 KLOT 161959  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 PM CDT SAT MAY 16 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.  
 
ILZ001-002-007-009-015-016-024-162100-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE PTSUNNY 82 64 54 S7 29.82F HX 83 TC 28  
 
 
ILZ003-004-008-010-011-017-018-162100-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD PTSUNNY 82 58 43 SW12 29.87F HX 82 TC 28  
 
 
ILZ005-006-012>014-019>023-162100-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTSUNNY 82 57 42 SW13 29.86F HX 82 TC 28  
CHICAGO-MIDWAY NOT AVBL  
AURORA MOSUNNY 83 62 49 SW16G23 29.86F HX 84 TC 28  
WAUKEGAN MOSUNNY 81 62 52 SW17G24 29.86S HX 82 TC 27  
DUPAGE AIRPORT MOSUNNY 83 60 45 SW12G18 29.86F HX 83 TC 28  
WHEELING PTSUNNY 82 58 43 SW12G23 29.88F HX 82 TC 28  
MORRIS* PTSUNNY 81 64 57 SW14 29.88S HX 82 TC 27  
ROMEOVILLE* MOSUNNY 81 64 57 SW14G23 29.89S HX 82 TC 27  
NORTHERLY ISL* N/A 81 54 39 W6 N/A HX 81 TC 27  
 
 
LMZ740>746-162100-  
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 50 1025.0F 1  
WAUKEGAN HARBOR 71 53 240/ 10/ 16 1012.3F 1  
HARRISON CRIB 79 220/ 14/ 17 N/A  
NORTHERLY ISL 80 210/ 9/ 13 N/A  
CALUMET HARBOR 240/ 8/ 13 N/A  
BURNS HARBOR 69 300/ 5/ 8 1012.9S  
MICHIGAN CITY 67 240/ 4/ 4 1011.4R  
ST. JOSEPH BUOY 57 250/ 6/ 6 1013.1S 1/ 3  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-162100-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-162100-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PEORIA NOT AVBL  
SPRINGFIELD LGT RAIN 71 64 78 SE9 29.90F TC 22  
TAYLORVILLE PTSUNNY 68 63 83 SW22G30 29.93R TC 20  
 
 
ILZ033-039-045-046-055>057-062-063-162100-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
 
 
ILZ079-100>102-162100-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON PTSUNNY 70 66 88 NE10 29.96S TC 21  
CAHOKIA* PTSUNNY 76 70 82 NE12G18 29.94R TC 24  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-162100-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE PTSUNNY 81 67 62 S13 29.92F HX 83 TC 27  
MARION PTSUNNY 79 66 65 S12 29.94F HX 81 TC 26  
 
 
ILZ067-068-072-073-078-083-087-091-162100-  
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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