159
ASUS43 KLOT 291410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-291500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 57 52 83 E3 30.01S TC 14
STERLING* MOSUNNY 59 56 89 SE3 30.05S TC 15
SAVANNA* MOSUNNY 57 56 95 CALM 30.03S TC 14
ILZ003-004-008-010-011-017-018-291500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 59 54 83 SE6 30.06F TC 15
FREEPORT* MOSUNNY 58 57 95 CALM 30.05F TC 15
ROCHELLE* MOSUNNY 59 58 94 SE3 30.06S TC 15
DE KALB* MOSUNNY 59 57 92 S7 30.07S TC 15
PERU* MOSUNNY 63 54 72 SE3 30.05S TC 17
ILZ005-006-012>014-019>023-291500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 59 56 89 S6 30.05S TC 15
CHICAGO-MIDWAY MOSUNNY 61 55 81 SW6 30.06R TC 16
AURORA SUNNY 58 56 93 CALM 30.06R FOG TC 14
JOLIET* SUNNY 60 60 99 S3 30.07R TC 15
WAUKEGAN FOG 58 58 100 CALM 30.05R VSB 1/16TC 14
DUPAGE AIRPORT SUNNY 59 56 89 S5 30.06S TC 15
KANKAKEE* SUNNY 57 56 95 CALM 30.07S TC 14
WHEELING FOG 57 57 100 CALM 30.07R VSB<1/4 TC 14
LANSING* SUNNY 58 56 94 S3 30.06F TC 14
NORTHERLY ISL* N/A 63 54 72 SE3 N/A TC 17
LMZ740>746-291500-
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 60 64 140/ 4/ 8 1019.5 0
WAUKEGAN HARBOR 61 65 130/ 4/ 6 1017.4 0
WILMETTE BUOY 63 190/ 4/ 4 1019.7R 0
CHICAGO BUOY 62 64 180/ 6/ 8 1016.6 1
HARRISON CRIB 62 170/ 8/ 9 N/A
NORTHERLY ISL 62 150/ 3/ 4 N/A
CALUMET HARBOR 59 170/ 3/ 4 1017.8
MICHIGAN CITY 61 190/ 2/ 3 1017.2S
MICH CITY BUOY 60 62 190/ 2/ 4 N/A 0
ST. JOSEPH BUOY 61 61 160/ 6/ 8 1018.7R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-291500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 67 49 52 S8 30.02R TC 19
GALESBURG* SUNNY 59 54 84 SE3 30.04S TC 15
MACOMB* SUNNY 58 56 93 SE3 30.05S TC 14
JACKSONVILLE* SUNNY 61 52 71 CALM 30.04R TC 16
PITTSFIELD* SUNNY 63 52 67 CALM 30.04S TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-291500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 60 58 92 CALM 30.06S TC 16
BLOOMINGTON SUNNY 64 54 69 S6 30.07S TC 18
DECATUR SUNNY 60 53 77 SE5 30.07R TC 16
PEORIA SUNNY 62 51 67 SE5 30.04S TC 17
LACON* SUNNY 58 51 78 CALM 30.05S TC 15
SPRINGFIELD SUNNY 61 53 75 CALM 30.04F TC 16
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-291500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 62 54 74 S5 30.07R TC 17
RANTOUL* SUNNY 60 55 83 S5 30.07S TC 16
MATTOON SUNNY 62 55 77 S6 30.07R TC 17
PARIS* SUNNY 62 57 82 S5 30.07S TC 17
ILZ079-100>102-291500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 61 54 77 CALM 30.05R TC 16
BELLEVILLE SUNNY 63 56 79 CALM 30.03S TC 17
CAHOKIA* SUNNY 62 53 72 CALM 30.04R TC 17
SPARTA* SUNNY 65 52 61 SE5 30.06S TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-291500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* SUNNY 66 58 74 CALM 30.06S TC 19
EFFINGHAM* SUNNY 62 55 75 E3 30.09R HAZE TC 17
MT. VERNON SUNNY 64 53 67 CALM 30.07R TC 18
CENTRALIA* SUNNY 66 55 67 CALM 30.06S TC 19
SALEM* SUNNY 67 53 61 MISG 30.06S TC 19
METROPOLIS* SUNNY 65 54 66 CALM 30.06S TC 18
ILZ067-068-072-073-078-083-087-091-291500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 63 56 78 CALM 30.07F TC 17
FLORA* SUNNY 63 55 77 CALM 30.07S TC 17
FAIRFIELD* SUNNY 65 52 62 CALM 30.07R TC 18
HARRISBURG* SUNNY 61 55 81 CALM 30.07S TC 16
ROBINSON* DRZL/FOG 61 57 88 CALM 30.07S VSB 1/2 TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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