803
ASUS43 KLOT 300211
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM 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.
ILZ001-002-007-009-015-016-024-300300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 71 55 56 S7 29.87R TC 22
STERLING* MOCLDY 68 52 56 SE3 29.90S TC 20
SAVANNA* MOCLDY 70 55 58 S6 29.87F TC 21
ILZ003-004-008-010-011-017-018-300300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 70 48 45 SE7 29.91S TC 21
FREEPORT* CLOUDY 70 53 55 S6 29.91S TC 21
ROCHELLE* MOCLDY 65 50 58 SE6 29.92S TC 18
DE KALB* CLOUDY 64 50 59 S7 29.93F TC 18
ILZ005-006-012>014-019>023-300300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 68 56 65 SE6 29.93R TC 20
CHICAGO-MIDWAY MOCLDY 72 52 49 S3 29.94R TC 22
AURORA MOCLDY 66 51 58 SE6 29.92F TC 19
JOLIET* MOCLDY 65 57 77 CALM 29.94S TC 18
WAUKEGAN MOCLDY 67 58 72 SE7 29.92S TC 19
DUPAGE AIRPORT CLOUDY 66 54 65 S3 29.93S TC 19
KANKAKEE* MOCLDY 69 50 51 S7 29.97S TC 21
WHEELING MOCLDY 66 57 72 S3 29.94S TC 19
ROMEOVILLE* MOCLDY 64 54 68 SE7 29.95S TC 18
LANSING* PTCLDY 63 49 62 S6 29.96R TC 17
NORTHERLY ISL* N/A 64 61 90 CALM N/A TC 18
LMZ740>746-300300-
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 65 170/ 8/ 10 1012.5 1/ 3
WAUKEGAN HARBOR 66 66 180/ 8/ 12 1013.9 1/ 3
WILMETTE BUOY 66 130/ 8/ 12 1015.8R 1/ 3
CHICAGO BUOY 67 64 190/ 4/ 6 1012.9 1/ 2
NORTHERLY ISL 64 CALM / 2 N/A
CALUMET HARBOR 69 170/ 3/ 3 1014.0R
MICHIGAN CITY 69 140/ 7/ 8 1013.4R
MICH CITY BUOY 66 63 150/ 8/ 8 N/A 0
ST. JOSEPH BUOY 67 63 150/ 8/ 8 1015.4R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-300300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 73 53 49 S8 29.91R TC 23
GALESBURG* CLOUDY 70 56 62 S6 29.91S TC 21
MACOMB* CLOUDY 68 57 68 S6 29.93R TC 20
JACKSONVILLE* PTCLDY 70 51 52 SE6 29.93S TC 21
PITTSFIELD* CLOUDY 71 53 52 SE5 29.93R TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-300300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 64 49 58 SE6 29.95S TC 18
BLOOMINGTON PTCLDY 64 50 60 S6 29.96S TC 18
DECATUR MOCLDY 67 50 54 S7 29.96S TC 19
PEORIA MOCLDY 71 48 43 S7 29.92S TC 22
LACON* MOCLDY 67 48 49 SE5 29.91F TC 20
SPRINGFIELD MOCLDY 66 51 58 S5 29.94R TC 19
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-300300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 64 50 60 SE6 29.98R TC 18
RANTOUL* PTCLDY 63 50 63 SE5 29.98S TC 17
MATTOON PTCLDY 62 53 72 SE6 29.97R TC 17
PARIS* PTCLDY 61 52 72 SE3 29.99S TC 16
ILZ079-100>102-300300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 64 57 77 SE6 29.95R TC 18
BELLEVILLE CLEAR 68 59 73 CALM 29.93R TC 20
CAHOKIA* CLOUDY 72 52 49 S5 29.93R TC 22
SPARTA* MOCLDY 71 49 46 SE3 29.97R TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-300300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 65 57 75 CALM 29.97R TC 18
EFFINGHAM* PTCLDY 62 58 84 E3 29.99S TC 17
MARION PTCLDY 72 50 46 S7 29.97S TC 22
MT. VERNON PTCLDY 60 54 80 CALM 29.97R TC 16
CENTRALIA* PTCLDY 64 51 63 CALM 29.97R TC 18
SALEM* PTCLDY 65 54 67 MISG 29.97R TC 18
METROPOLIS* PTCLDY 60 54 79 CALM 29.98R TC 16
ILZ067-068-072-073-078-083-087-091-300300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 63 54 72 E5 29.98S TC 17
FLORA* PTCLDY 64 54 68 CALM 29.98R TC 18
FAIRFIELD* PTCLDY 67 51 56 CALM 29.98R TC 19
HARRISBURG* PTCLDY 62 54 73 CALM 29.99R TC 17
ROBINSON* PTCLDY 57 55 94 S1 29.98S TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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