532  
NZUS59 KLOT 121011  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
500 AM CDT FRI SEP 12 2025  
 
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>023-121100-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE MOCLDY 62 61 96 N3 30.20S  
MIDWAY PTCLDY 62 58 86 CALM 30.21R  
AURORA FOG 59 58 96 E3 30.20S VSB 3/4  
LANSING* FOG 56 56 100 CALM 30.21S VSB 1/2  
JOLIET* FOG 58 58 100 CALM 30.21S VSB 1  
WAUKEGAN FOG 59 56 89 CALM 30.21S VSB 1/4  
DUPAGE AIRPORT CLOUDY 60 59 96 N3 30.20S FOG  
WHEELING FOG 60 59 96 N3 30.22S VSB 3/4  
KANKAKEE* CLEAR 54 54 100 CALM 30.21S  
MORRIS* FOG 58 58 100 CALM 30.20S VSB 1  
LEWIS AIRPORT* CLOUDY 61 61 100 NE3 30.21S FOG  
 
 
WIZ051-052-058>065-066-070>072-121100-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE PTCLDY 57 57 100 NW5 30.21R  
RACINE* FOG 55 55 100 CALM 30.23S VSB 1/4  
BURLINGTON CLOUDY 59 58 96 NE3 30.22S  
WAUKESHA FOG 59 59 100 CALM 30.24R VSB 1/4  
WEST BEND FOG 54 54 100 CALM 30.23S VSB<1/4  
 
 
INZ001>003-010>013-019-020-121100-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* CLEAR 57 57 100 CALM 30.20S  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  
VALPARAISO CLEAR 54 51 90 CALM 30.22S  
 
 
LMZ740>746-121100-  
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 0940 68 60/ 5/ 6 N/A  
NORTHERLY ISL NOT AVBL  
CALUMET HARBOR 0924 67 80/ 4/ 5 1021.7  
BURNS HARBOR 0940 64 170/ 3/ 5 1023.4S  
MICHIGAN CITY 0940 60 130/ 4/ 5 1022.0R  
 
 
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