500  
NZUS59 KLOT 012301  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
500 PM CST SUN FEB 01 2026  
 
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>023-020000-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE PTCLDY 27 12 53 S10 30.13S WCI 17  
MIDWAY PTCLDY 26 13 57 S10G22 30.15F WCI 16  
AURORA CLOUDY 24 15 68 S15 30.13F WCI 11  
LANSING* CLEAR 23 13 65 S10 30.18F WCI 12  
JOLIET* PTCLDY 27 17 65 S8 30.16S WCI 18  
WAUKEGAN CLEAR 26 13 57 S12 30.12R WCI 16  
DUPAGE AIRPORT CLOUDY 24 15 68 S12 30.12F WCI 13  
WHEELING PTCLDY 26 13 57 S9 30.14F WCI 17  
MORRIS* CLOUDY 25 15 66 S14 30.15F WCI 14  
LEWIS AIRPORT* PTCLDY 25 14 63 S13 30.16S WCI 13  
NORTHERLY ISL* N/A 26 13 57 S14 N/A WCI 15  
 
 
WIZ051-052-058>065-066-070>072-020000-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE PTCLDY 27 13 55 S8 30.10R WCI 19  
KENOSHA* CLEAR 27 N/A N/A S10 30.12R WCI 17  
RACINE* CLEAR 26 12 55 S10 30.12S WCI 16  
WAUKESHA MOCLDY 27 16 63 SW7 30.09S WCI 19  
WEST BEND MOCLDY 30 19 64 SW10 30.07S WCI 21  
 
 
INZ001>003-010>013-019-020-020000-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* CLEAR 25 14 63 S10 30.17F WCI 15  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  
VALPARAISO CLEAR 21 13 71 S8 30.19F WCI 11  
 
 
LMZ740>746-020000-  
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 2240 27 190/ 19/ 21 N/A  
NORTHERLY ISL 2215 26 200/ 14 N/A  
CALUMET HARBOR 2224 26 170/ 9/ 13 1021.0  
BURNS HARBOR 2240 25 190/ 7/ 9 1022.7S  
MICHIGAN CITY 2240 25 170/ 11/ 15 1023.0F  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
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