816
ASUS43 KLOT 302156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT WED SEP 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.
ILZ001-002-007-009-015-016-024-302300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 67 64 90 S5 29.84S TC 19
ILZ003-004-008-010-011-017-018-302300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 65 64 97 S9 29.86S FOG TC 18
ILZ005-006-012>014-019>023-302300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 65 63 93 S12G18 29.85F TC 18
CHICAGO-MIDWAY NOT AVBL
AURORA LGT RAIN 65 64 97 S8 29.87S FOG TC 18
WAUKEGAN CLOUDY 65 63 93 SW8 29.84S TC 18
DUPAGE AIRPORT LGT RAIN 64 63 96 S13 29.87S TC 18
WHEELING CLOUDY 66 63 90 SW12 29.87S TC 19
NORTHERLY ISL* N/A 64 61 90 S7 N/A TC 18
LMZ740>746-302300-
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 64 160/ 12/ 16 1013.0R 2/ 4
WAUKEGAN HARBOR 65 64 200/ 10/ 12 1011.5F 1/ 4
WILMETTE BUOY 65 180/ 12/ 16 1013.0F 2/ 3
CHICAGO BUOY 65 64 210/ 10/ 14 1010.7F 1/ 3
HARRISON CRIB 65 190/ 21/ 22 N/A
NORTHERLY ISL 64 210/ 7/ 12 N/A
CALUMET HARBOR 180/ 9/ 12 1012.2
MICHIGAN CITY 64 160/ 14/ 17 1011.4F
MICH CITY BUOY 64 63 190/ 12/ 16 N/A 1/ 2
ST. JOSEPH BUOY 63 61 180/ 16/ 17 1012.9F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-302300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-302300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD PTSUNNY 79 63 57 E5 29.86F HX 80 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-302300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-302300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 90 59 35 SW6 29.86S HX 89 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-302300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
MARION SUNNY 90 57 33 S9 29.91S HX 88 TC 32
ILZ067-068-072-073-078-083-087-091-302300-
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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