031  
NZUS59 KLOT 182056  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
400 PM CDT SUN MAY 18 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>023-182200-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE MOSUNNY 61 46 57 NE13 29.98F  
MIDWAY NOT AVBL  
AURORA SUNNY 72 45 37 NE8 29.93F  
WAUKEGAN SUNNY 53 41 63 NE13G20 30.00F  
DUPAGE AIRPORT SUNNY 68 49 50 NE16 29.94F  
WHEELING SUNNY 57 44 62 E9 30.01F  
LEWIS AIRPORT* MOSUNNY 68 50 52 NE9G17 29.96F  
NORTHERLY ISL* N/A 50 43 77 NE12 N/A  
 
 
WIZ051-052-058>065-066-070>072-182200-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE MOSUNNY 50 42 74 E12 30.02S  
WAUKESHA CLOUDY 55 46 71 E9 30.00F  
 
 
INZ001>003-010>013-019-020-182200-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* SUNNY 57 48 72 NE14 30.00S  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  
 
 
LMZ740>746-182200-  
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 2030 51 60/ 14/ 15 N/A  
NORTHERLY ISL 2030 50 50/ 9/ 12 N/A  
CALUMET HARBOR 2018 52 50/ 10/ 13 1015.2  
BURNS HARBOR 2030 51 50/ 8/ 9 1016.6S  
MICHIGAN CITY 2030 49 30/ 11/ 12 1015.8S  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
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