471
NZUS59 KLOT 171707
HRRLOT
CHICAGO AREA WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT THU SEP 17 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>023-171800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
OHARE CLOUDY 74 71 91 W5 30.20F
MIDWAY PTSUNNY 76 71 85 SW5 30.20F
AURORA PTSUNNY 78 73 84 S7 30.20F HX 81
LANSING* PTSUNNY 76 71 85 SW3 30.22F
JOLIET* PTSUNNY 77 75 92 CALM 30.20F
WAUKEGAN FOG 69 68 96 CALM 30.21F VSB 1
DUPAGE AIRPORT CLOUDY 76 71 85 S6 30.21S
WHEELING CLOUDY 72 70 93 CALM 30.22F
KANKAKEE* PTSUNNY 77 74 92 S5 30.22F
NORTHERLY ISL* N/A 73 68 84 SW7 N/A
WIZ051-052-058>065-066-070>072-171800-
SOUTHEAST WISCONSIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MILWAUKEE DRZL/FOG 64 63 96 N7 30.23R VSB 1/4
KENOSHA* LGT RAIN 70 68 93 CALM 30.23S
RACINE* FOG 64 64 100 N6 30.24R VSB 3/4
BURLINGTON CLOUDY 68 66 93 CALM 30.23S
WEST BEND CLOUDY 63 63 100 CALM 30.24F
INZ001>003-010>013-019-020-171800-
NORTHWEST INDIANA
CITY SKY/WX TMP DP RH WIND PRES REMARKS
GARY* SUNNY 73 70 88 VRB5 30.20F
MICHIGAN CITY* NOT AVBL
RENSSELAER* NOT AVBL
VALPARAISO PTSUNNY 76 71 85 SW6 30.22F
LMZ740>746-171800-
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 NOT AVBL
NORTHERLY ISL 1615 72 260/ 7/ 7 N/A
CALUMET HARBOR 1624 71 200/ 5/ 7 1023.0
BURNS HARBOR NOT AVBL
MICHIGAN CITY NOT AVBL
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page