167
ASUS43 KLOT 301410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM 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.
ILZ001-002-007-009-015-016-024-301500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE RAIN 63 61 93 S9 29.89R FOG TC 17
STERLING* CLOUDY 63 63 100 VRB6 29.91S TC 17
ILZ003-004-008-010-011-017-018-301500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 64 63 96 S10 29.91S TC 18
ILZ005-006-012>014-019>023-301500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE RAIN 60 59 96 S8 29.94F FOG TC 16
CHICAGO-MIDWAY RAIN 62 60 93 S6 29.97R FOG TC 17
AURORA LGT RAIN 61 61 100 S6 29.94F FOG TC 16
WAUKEGAN LGT RAIN 60 59 96 S7 29.93F FOG TC 16
DUPAGE AIRPORT LGT RAIN 60 60 100 S7 29.94F FOG TC 16
WHEELING RAIN 61 60 97 S7 29.96S FOG TC 16
NORTHERLY ISL* N/A 60 58 92 S5 N/A TC 16
LMZ740>746-301500-
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 62 65 140/ 14/ 19 1009.2 1/ 3
WAUKEGAN HARBOR 62 65 170/ 10/ 14 1014.1 1/ 3
WILMETTE BUOY 62 150/ 8/ 12 1016.2F 1
CHICAGO BUOY 62 64 200/ 8/ 10 1013.9 1
HARRISON CRIB 62 180/ 7/ 8 N/A
NORTHERLY ISL 62 CALM / 11 N/A
CALUMET HARBOR 61 190/ 3/ 5 1015.2R
MICHIGAN CITY 65 190/ 6/ 7 1014.4R
MICH CITY BUOY 64 62 230/ 8/ 10 N/A 1/ 2
ST. JOSEPH BUOY 64 62 210/ 8/ 12 1016.5R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-301500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 64 60 87 E7 29.89R TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-301500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON LGT RAIN 62 61 96 VRB6 29.98S TC 17
DECATUR CLOUDY 68 55 63 SE3 29.97R TC 20
PEORIA LGT RAIN 62 59 90 S3 29.95R TC 17
SPRINGFIELD CLOUDY 67 58 72 E6 29.93S TC 19
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-301500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 67 54 63 S5 29.98R TC 19
MATTOON PTSUNNY 67 54 63 S8 29.98R TC 19
ILZ079-100>102-301500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 70 54 56 S7 29.94S TC 21
BELLEVILLE PTSUNNY 71 59 67 S5 29.93S TC 21
CAHOKIA* PTSUNNY 70 55 59 SE5 29.94S TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 72 54 53 S7 29.99R TC 22
MT. VERNON MOSUNNY 70 54 56 S6 29.99S TC 21
ILZ067-068-072-073-078-083-087-091-301500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 68 55 63 S9 30.01R TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page