748  
NZUS59 KLOT 170956  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
500 AM CDT THU JUL 17 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>023-171100-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE NOT AVBL  
MIDWAY NOT AVBL  
AURORA NOT AVBL  
WAUKEGAN NOT AVBL  
DUPAGE AIRPORT NOT AVBL  
WHEELING MOCLDY 68 64 88 N8 29.95R  
NORTHERLY ISL* N/A 70 62 76 NW7 N/A  

 
 
WIZ051-052-058>065-066-070>072-171100-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE NOT AVBL  

 
 
INZ001>003-010>013-019-020-171100-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* MOCLDY 68 68 100 NW5 29.93R  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  
VALPARAISO PTCLDY 69 66 90 N3 29.94R  

 
 
LMZ740>746-171100-  
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 0930 77 300/ 15/ 17 N/A  
NORTHERLY ISL 0930 70 250/ 7/ 9 N/A  
CALUMET HARBOR 0918 70 270/ 1/ 3 1012.3  
BURNS HARBOR 0840 71 340/ 6/ 7 1013.5R  
MICHIGAN CITY 0930 71 290/ 15/ 16 1011.5R  

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

 
 
 
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