205  
NZUS59 KLOT 180358  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1100 PM CDT THU SEP 17 2026  
 
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO  
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.  
 
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT  
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.  
 
ILZ005-006-012>014-019>023-180500-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE CLOUDY 67 64 90 N13 30.24S  
MIDWAY NOT AVBL  
AURORA CLOUDY 68 65 90 NE9 30.24S  
WAUKEGAN CLOUDY 65 63 93 NE6 30.26R  
DUPAGE AIRPORT CLOUDY 67 64 90 NE13G21 30.25S  
WHEELING CLOUDY 66 64 93 NE9 30.27R  
NORTHERLY ISL* N/A 68 64 87 NE8 N/A  

 
 
WIZ051-052-058>065-066-070>072-180500-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE CLOUDY 63 59 87 N8 30.27S  

 
 
INZ001>003-010>013-019-020-180500-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* CLOUDY 70 70 100 N9 30.23R  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  

 
 
LMZ740>746-180500-  
SOUTHERN LAKE MICHIGAN  
 
STATION/POSITION TIME SKY/WX TEMP WIND PRES VSBY  
AIR DIR/SP/G  
(UTC) (F) (DEG/KT/KT) (MB) (MI)  
HARRISON CRIB NOT AVBL  
NORTHERLY ISL 0315 68 20/ 6/ 10 N/A  
CALUMET HARBOR 0318 350/ 8/ 12 1023.9  
BURNS HARBOR NOT AVBL  
MICHIGAN CITY NOT AVBL  

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

 
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page