840
ASUS43 KLOT 301556
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 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.
ILZ001-002-007-009-015-016-024-301700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 77 60 55 S8 30.10R TC 25
ILZ003-004-008-010-011-017-018-301700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
ILZ005-006-012>014-019>023-301700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 82 56 40 VRB3 30.08F HX 82 TC 28
CHICAGO-MIDWAY NOT AVBL
AURORA SUNNY 80 62 54 S5 30.10S HX 81 TC 27
WAUKEGAN SUNNY 80 56 43 W6 30.08F HX 80 TC 27
DUPAGE AIRPORT SUNNY 81 58 45 S3 30.09F HX 81 TC 27
WHEELING SUNNY 81 55 40 CALM 30.10S HX 81 TC 27
NORTHERLY ISL* N/A 75 65 70 E3 N/A TC 24
LMZ740>746-301700-
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 71 1018.0F 1
WAUKEGAN HARBOR 72 70 1018.7F 0
WILMETTE BUOY 74 130/ 2/ 4 1022.3R 1
CHICAGO BUOY 73 72 100/ 4 1017.8F 1
NORTHERLY ISL 74 60/ 4/ 5 N/A
CALUMET HARBOR 50/ 5/ 6 1019.1
BURNS HARBOR 1019.6F
MICH CITY BUOY 73 73 340/ 2/ 4 N/A 1/ 3
ST. JOSEPH BUOY 73 72 320/ 2/ 2 1019.9F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-301700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-301700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD SUNNY 79 64 60 VRB5 30.09R HX 81 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-301700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-301700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 81 66 61 E3 30.08R HX 83 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 81 70 69 CALM 30.05S HX 84 TC 27
ILZ067-068-072-073-078-083-087-091-301700-
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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