230  
NZUS59 KLOT 010356  
HRRLOT  
 
CHICAGO AREA WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1000 PM CST SAT JAN 31 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>023-010500-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OHARE CLOUDY 19 10 68 NW10 30.39S WCI 7  
MIDWAY NOT AVBL  
AURORA CLEAR 8 5 87 CALM 30.41F  
WAUKEGAN CLEAR 14 8 77 NW6 30.39S WCI 5  
DUPAGE AIRPORT CLEAR 12 7 80 CALM 30.40F  
WHEELING MOCLDY 18 11 74 NW12 30.41F WCI 5  
NORTHERLY ISL* N/A 23 15 71 NW9 N/A WCI 13  

 
 
WIZ051-052-058>065-066-070>072-010500-  
SOUTHEAST WISCONSIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MILWAUKEE CLEAR 17 9 70 NW7 30.39S WCI 8  
RACINE* CLEAR 15 9 76 NW7 30.40F WCI 5  

 
 
INZ001>003-010>013-019-020-010500-  
NORTHWEST INDIANA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
GARY* CLOUDY 23 21 93 CALM 30.38R  
MICHIGAN CITY* NOT AVBL  
RENSSELAER* NOT AVBL  
VALPARAISO CLEAR 8 5 87 W5 30.37S FOG WCI 0  

 
 
LMZ740>746-010500-  
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 0340 23 310/ 16/ 17 N/A  
NORTHERLY ISL 0315 23 300/ 13/ 15 N/A  
CALUMET HARBOR 0324 23 290/ 10/ 12 1028.2  
BURNS HARBOR 0340 16 180/ 4/ 5 1029.1R  
MICHIGAN CITY 0340 13 190/ 4/ 4 1030.0R  

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

 
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page