516  
NZUS59 KLOT 120801  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 AM CDT TUE AUG 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>023-120900-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE MOCLDY 74 71 91 S3 29.98S  
MIDWAY PTCLDY 75 72 90 SW3 29.98F  
AURORA PTCLDY 71 68 90 CALM 29.99S  
LANSING* PTCLDY 74 74 98 CALM 30.00F  
WAUKEGAN MOCLDY 73 67 81 SW6 29.97F  
DUPAGE AIRPORT PTCLDY 72 69 90 S3 29.99S  
WHEELING MOCLDY 74 71 91 S3 30.00S  
MORRIS* PTCLDY 71 71 100 CALM 29.99S  
NORTHERLY ISL* N/A 72 70 93 S2 N/A  

 
 
WIZ051-052-058>065-066-070>072-120900-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE CLOUDY 76 71 85 SW6 29.96F  
RACINE* MOCLDY 75 71 87 SW6 29.99S  
WEST BEND LGT RAIN 73 72 94 CALM 29.98S  

 
 
INZ001>003-010>013-019-020-120900-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* NOT AVBL  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  
VALPARAISO PTCLDY 71 70 96 CALM 30.01F FOG  

 
 
LMZ740>746-120900-  
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 0740 83 180/ 9/ 10 N/A  
NORTHERLY ISL 0730 72 160/ 4/ 5 N/A  
CALUMET HARBOR 0724 74 100/ 2/ 3 1014.7  
BURNS HARBOR 0740 78 180/ 3/ 4 1016.3F  
MICHIGAN CITY 0740 76 130/ 4/ 5 1014.2F  

 
 
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