187  
ASUS43 KLOT 161956  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 PM CDT SAT AUG 16 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.  
 
ILZ001-002-007-009-015-016-024-162100-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE MOSUNNY 91 79 67 S8 30.00F HX 107 TC 33  
 
 
ILZ003-004-008-010-011-017-018-162100-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD NOT AVBL  
 
 
ILZ005-006-012>014-019>023-162100-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE PTSUNNY 93 71 48 W8 30.03S HX 100 TC 34  
CHICAGO-MIDWAY NOT AVBL  
AURORA PTSUNNY 92 74 55 SW5 30.04F HX 101 TC 33  
WAUKEGAN CLOUDY 88 73 61 NE8 30.06R HX 95 TC 31  
DUPAGE AIRPORT PTSUNNY 94 71 47 W3 30.03F HX 101 TC 34  
WHEELING PTSUNNY 92 72 51 N7 30.05S HX 99 TC 33  
ROMEOVILLE* MOSUNNY 91 77 62 CALM 30.05F HX 105 TC 33  
NORTHERLY ISL* N/A 82 74 76 E6 N/A HX 88 TC 28  
 
 
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)  
S. MID LAKE BUOY 78 77 10/ 2/ 4 1018.2R  
WINTHROP HARBOR 78 77 100/ 2/ 4 N/A 1  
WAUKEGAN HARBOR 79 77 120/ 4/ 12 N/A 0  
WILMETTE BUOY 79 110/ 8/ 10 1020.3F 1  
NORTHERLY ISL 82 90/ 8/ 10 N/A  
CALUMET HARBOR 94 CALM / 4 1016.3  
BURNS HARBOR 84 70/ 4/ 4 1017.9F  
MICHIGAN CITY 80 40/ 6/ 6 1016.0F  
MICH CITY BUOY 80 80 50/ 6/ 6 1016.5F 0  
ST. JOSEPH BUOY 80 78 310/ 4/ 4 1018.9F 1  
 
 
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 MOSUNNY 94 76 55 SW5 30.06F HX 106 TC 34  
TAYLORVILLE SUNNY 93 79 62 S7 30.08S HX 110 TC 34  
 
 
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 MOSUNNY 95 77 55 SE3 30.06F HX 109 TC 35  
CAHOKIA* SUNNY 96 73 47 VRB3 30.05F THUNDER HX 105  
 
 
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 MOSUNNY 95 70 44 CALM 30.07F HX 101 TC 35  
MARION MOSUNNY 95 72 46 CALM 30.08F HX 103 TC 35  
 
 
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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