267  
NZUS59 KLOT 220256  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1000 PM CDT MON APR 21 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>023-220400-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE PTCLDY 50 38 63 W5 30.04R  
MIDWAY NOT AVBL  
AURORA NOT AVBL  
WAUKEGAN CLEAR 45 36 70 W5 30.03R  
DUPAGE AIRPORT NOT AVBL  
WHEELING NOT AVBL  
NORTHERLY ISL* N/A 53 38 56 W6 N/A  

 
 
WIZ051-052-058>065-066-070>072-220400-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE NOT AVBL  

 
 
INZ001>003-010>013-019-020-220400-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* PTCLDY 52 43 71 W12 30.05R  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  

 
 
LMZ740>746-220400-  
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 0230 57 290/ 13/ 15 N/A  
NORTHERLY ISL 0230 53 270/ 6/ 15 N/A  
CALUMET HARBOR 0206 54 270/ 5/ 11 1016.4  
BURNS HARBOR 0230 50 290/ 3/ 6 1018.3R  
MICHIGAN CITY 0230 47 280/ 6/ 8 1017.2R  

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

 
 
 
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