405
ASUS43 KLOT 300856
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT THU JUL 30 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-301000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 59 57 93 E6 30.04S TC 15
ILZ003-004-008-010-011-017-018-301000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 57 55 93 CALM 30.08S TC 14
ILZ005-006-012>014-019>023-301000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 64 56 75 CALM 30.05S TC 18
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR N/A N/A N/A CALM 30.06S
WAUKEGAN CLEAR 61 56 83 W3 30.05S TC 16
DUPAGE AIRPORT CLEAR 59 55 87 CALM 30.06S TC 15
WHEELING CLEAR 62 59 90 CALM 30.07S TC 17
NORTHERLY ISL* N/A 68 61 78 CALM N/A TC 20
LMZ740>746-301000-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 66 1017.0R 1
WAUKEGAN HARBOR 67 70 1017.8R 1
WILMETTE BUOY 69 290/ 4/ 6 1020.2R 1/ 4
CHICAGO BUOY 71 72 250/ 2 1016.8R 1/ 4
NORTHERLY ISL 67 CALM / 3 N/A
CALUMET HARBOR 66 280/ 1/ 2 1017.8
BURNS HARBOR 1018.3S
MICH CITY BUOY 71 72 320/ 2/ 4 N/A 1/ 4
ST. JOSEPH BUOY 70 70 270/ 4/ 4 1018.2R 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-301000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-301000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 62 60 93 CALM 30.04R TC 17
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-301000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-301000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-301000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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