056
ASUS43 KLOT 291310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT TUE SEP 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.
ILZ001-002-007-009-015-016-024-291400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 49 47 93 E3 30.01F TC 9
STERLING* MOSUNNY 53 53 100 E3 30.05S TC 12
SAVANNA* SUNNY 51 51 100 CALM 30.03F FOG TC 11
ILZ003-004-008-010-011-017-018-291400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 52 51 97 CALM 30.07R FOG TC 11
FREEPORT* MOSUNNY 51 49 95 CALM 30.06S TC 10
ROCHELLE* MOSUNNY 53 53 100 CALM 30.06R FOG TC 12
DE KALB* SUNNY 53 53 100 CALM 30.06R FOG TC 12
PERU* MOSUNNY 55 54 94 CALM 30.06S TC 13
ILZ005-006-012>014-019>023-291400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 55 55 100 CALM 30.05S FOG TC 13
CHICAGO-MIDWAY MOSUNNY 58 55 90 SE5 30.05S TC 14
AURORA SUNNY 51 51 100 CALM 30.05R FOG TC 11
JOLIET* SUNNY 54 54 100 CALM 30.06S FOG TC 12
WAUKEGAN FOG 51 51 100 CALM 30.05S VSB 1/2 TC 11
DUPAGE AIRPORT MOSUNNY 52 52 100 CALM 30.05S FOG TC 11
KANKAKEE* SUNNY 51 49 95 CALM 30.07S FOG TC 10
WHEELING FOG 54 54 100 CALM 30.07R VSB<1/4 TC 12
LANSING* SUNNY 51 51 100 CALM 30.07S FOG TC 11
NORTHERLY ISL* N/A 60 54 80 SE2 N/A TC 16
LMZ740>746-291400-
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 59 64 100/ 4/ 4 1017.5 0
WAUKEGAN HARBOR 58 65 200/ 2/ 4 1017.5 0
WILMETTE BUOY 63 220/ 2/ 4 1019.6R 0
CHICAGO BUOY 63 64 200/ 6/ 6 1016.7 1
HARRISON CRIB 63 190/ 9/ 9 N/A
NORTHERLY ISL 59 170/ 3 N/A
CALUMET HARBOR 59 160/ 1/ 2 1017.9
MICHIGAN CITY 57 140/ 5/ 7 1017.2F
MICH CITY BUOY 60 62 210/ 6/ 8 N/A 0
ST. JOSEPH BUOY 60 60 140/ 8/ 10 1018.5F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-291400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 60 46 59 S6 30.01R TC 16
GALESBURG* SUNNY 52 51 95 SE6 30.04R TC 11
MACOMB* SUNNY 49 49 100 CALM 30.05S TC 9
JACKSONVILLE* SUNNY 51 50 95 CALM 30.03S TC 11
PITTSFIELD* SUNNY 54 51 89 CALM 30.03S TC 12
ILZ028>032-037-038-041>044-048-051>054-059>061-291400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 54 54 100 CALM 30.06R TC 12
BLOOMINGTON SUNNY 56 53 90 S6 30.07R TC 13
DECATUR SUNNY 50 47 89 CALM 30.06R TC 10
PEORIA MOSUNNY 55 51 86 CALM 30.04S TC 13
LACON* MOSUNNY 52 49 92 CALM 30.05R TC 11
SPRINGFIELD SUNNY 52 48 86 CALM 30.05R TC 11
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-291400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 54 52 93 SE3 30.06R TC 12
RANTOUL* SUNNY 55 53 94 CALM 30.07R TC 13
MATTOON SUNNY 52 50 93 CALM 30.06R TC 11
PARIS* SUNNY 53 52 97 CALM 30.07S TC 11
ILZ079-100>102-291400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 52 50 93 CALM 30.04R TC 11
BELLEVILLE SUNNY 55 54 97 CALM 30.03R TC 13
CAHOKIA* SUNNY 55 52 89 CALM 30.03S TC 13
SPARTA* SUNNY 56 54 92 CALM 30.06R TC 13
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-291400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 52 50 93 CALM 30.05R TC 11
CAIRO* SUNNY 58 56 95 CALM 30.05R TC 14
EFFINGHAM* SUNNY 52 51 94 CALM 30.08R TC 11
MT. VERNON SUNNY 51 50 96 CALM 30.06R TC 11
CENTRALIA* SUNNY 53 51 95 E3 30.05R TC 12
SALEM* SUNNY 57 55 91 MISG 30.05S TC 14
METROPOLIS* SUNNY 54 53 97 CALM 30.06R TC 12
ILZ067-068-072-073-078-083-087-091-291400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 55 52 89 CALM 30.08R TC 13
FLORA* SUNNY 54 54 100 CALM 30.07R TC 12
FAIRFIELD* SUNNY 54 50 87 CALM 30.06R TC 12
HARRISBURG* SUNNY 52 51 96 CALM 30.07R TC 11
ROBINSON* DRZL/FOG 52 52 100 CALM 30.07R VSB 1/4 TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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