864  
NZUS59 KLOT 131458  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1000 AM CDT TUE MAY 13 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>023-131600-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE PTSUNNY 72 62 71 E10 29.86S  
MIDWAY NOT AVBL  
AURORA CLOUDY 71 62 73 E9 29.85F  
WAUKEGAN CLOUDY 60 57 89 SE6 29.88S  
DUPAGE AIRPORT CLOUDY 71 62 73 MISG 29.86F  
WHEELING PTSUNNY 69 62 78 E8 29.88F  
LEWIS AIRPORT* PTSUNNY 72 66 83 E7 29.87S  
NORTHERLY ISL* N/A 57 55 93 E3 N/A  

 
 
WIZ051-052-058>065-066-070>072-131600-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE CLOUDY 61 60 97 SE9 29.88S  
WAUKESHA CLOUDY 64 64 100 E5 29.90S  

 
 
INZ001>003-010>013-019-020-131600-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* CLOUDY 68 64 88 NE8 29.87S  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  

 
 
LMZ740>746-131600-  
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 1430 60 100/ 14/ 15 N/A  
NORTHERLY ISL 1430 57 CALM / 3 N/A  
CALUMET HARBOR 1418 57 50/ 5/ 7 1010.9  
BURNS HARBOR 1440 60 70/ 5/ 6 1012.5R  
MICHIGAN CITY 1430 58 50/ 8/ 9 1011.0R  

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

 
 
 
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