675
ASUS43 KLOT 300101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT WED JUL 29 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.
ILZ001-002-007-009-015-016-024-300200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 78 61 55 E7 29.98S HX 80 TC 26
ILZ003-004-008-010-011-017-018-300200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 77 56 48 E5 30.01S TC 25
ILZ005-006-012>014-019>023-300200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 75 48 38 NE10 30.00S TC 24
CHICAGO-MIDWAY CLEAR 75 51 43 NE8 30.00S TC 24
AURORA CLEAR 75 57 53 NE3 30.00S TC 24
WAUKEGAN CLEAR 69 56 62 N5 30.00S TC 21
DUPAGE AIRPORT CLEAR 73 52 47 NE7 30.00S TC 23
WHEELING CLEAR 73 51 46 VRB5 30.02S TC 23
NORTHERLY ISL* N/A 69 61 75 N7 N/A TC 21
LMZ740>746-300200-
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 1015.9F 1/ 4
WAUKEGAN HARBOR 71 71 1016.6F 1/ 4
WILMETTE BUOY 71 30/ 6/ 10 1019.0F 1/ 4
CHICAGO BUOY 72 72 10/ 8 1015.0F 2/ 3
NORTHERLY ISL 71 350/ 7/ 9 N/A
CALUMET HARBOR 71 330/ 7/ 8 1016.1
BURNS HARBOR 1016.6R
MICH CITY BUOY 71 73 30/ 8/ 10 N/A 2/ 4
ST. JOSEPH BUOY 70 70 20/ 8/ 10 1016.6F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-300200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-300200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DECATUR CLEAR 73 65 75 NE7 29.98R TC 23
PEORIA CLEAR 77 60 55 NE6 29.99R TC 25
SPRINGFIELD CLEAR 76 64 66 N5 29.97R TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-300200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 73 61 65 N7 29.98S TC 23
MATTOON CLEAR 75 66 73 NE6 29.96S TC 24
ILZ079-100>102-300200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 80 70 70 N5 29.93R HX 83 TC 27
CAHOKIA* CLEAR 80 66 62 NE7 29.95R HX 82 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-300200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 79 68 69 NE5 29.93R HX 81 TC 26
ILZ067-068-072-073-078-083-087-091-300200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 77 68 73 N7 29.94R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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