021
ASUS43 KLOT 111403
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT THU SEP 11 2025
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.
ILZ001-002-007-009-015-016-024-111500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 64 57 78 E6 30.21R TC 18
STERLING* SUNNY 66 59 78 E7 30.23R TC 19
ILZ003-004-008-010-011-017-018-111500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 66 57 72 NE6 30.25R TC 19
ILZ005-006-012>014-019>023-111500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 70 61 73 NE10 30.22R TC 21
CHICAGO-MIDWAY MOSUNNY 73 58 59 E6 30.22R TC 23
AURORA CLOUDY 67 61 81 NE6 30.22S TC 19
JOLIET* PTSUNNY 72 63 72 E5 30.22S TC 22
WAUKEGAN PTSUNNY 68 61 78 NE13 30.24R TC 20
DUPAGE AIRPORT CLOUDY 71 60 68 NE7 30.22S TC 22
WHEELING SUNNY 71 61 70 NE9 30.25R TC 22
MORRIS* SUNNY 66 63 88 CALM 30.21S TC 19
ROMEOVILLE* PTSUNNY 70 64 83 NE7 30.22S TC 21
LANSING* N/A 68 56 64 CALM 30.23R TC 20
LMZ740>746-111500-
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)
S. MID LAKE BUOY 65 66 20/ 8/ 8 1024.1R
WINTHROP HARBOR 63 61 310/ 12/ 17 N/A 2/ 3
WAUKEGAN HARBOR 65 68 N/A 1/ 3
WILMETTE BUOY 68 40/ 10/ 12 1025.5R 1/ 2
CHICAGO BUOY 69 65 40/ 6/ 8 1023.9R 1/ 3
HARRISON CRIB 68 40/ 9/ 9 N/A
CALUMET HARBOR 40/ 3/ 6 1022.1
BURNS HARBOR 67 90/ 3/ 3 1024.0R
MICHIGAN CITY 65 120/ 4/ 4 1022.3S
MICH CITY BUOY 65 1021.7S
ST. JOSEPH BUOY 66 69 100/ 2/ 4 1024.2R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-111500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 69 58 67 E6 30.18S TC 21
GALESBURG* SUNNY 69 57 66 CALM 30.21S TC 21
MACOMB* SUNNY 66 57 74 CALM 30.22S TC 19
JACKSONVILLE* SUNNY 66 57 72 CALM 30.19R TC 19
PITTSFIELD* SUNNY 69 61 73 CALM 30.20R TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-111500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 68 58 70 CALM 30.21R TC 20
DECATUR SUNNY 70 61 73 E5 30.19S TC 21
PEORIA SUNNY 67 57 70 NE5 30.20R TC 19
LACON* SUNNY 64 58 82 CALM 30.20S TC 18
LINCOLN* SUNNY 68 59 72 CALM 30.19S TC 20
SPRINGFIELD SUNNY 67 59 75 CALM 30.19R TC 19
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-111500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 71 56 58 VRB3 30.20R TC 22
DANVILLE* SUNNY 70 57 63 CALM 30.22R TC 21
RANTOUL* SUNNY 71 54 54 CALM 30.20R TC 22
MATTOON SUNNY 71 62 73 SE3 30.18R TC 22
ILZ079-100>102-111500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 72 63 73 N3 30.18R TC 22
BELLEVILLE SUNNY 73 62 68 CALM 30.15R TC 23
CAHOKIA* SUNNY 71 62 73 CALM 30.17R TC 22
SPARTA* SUNNY 75 62 63 CALM 30.18S TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-111500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 71 64 78 CALM 30.17R TC 22
CAIRO* MOSUNNY 75 67 77 CALM 30.16S TC 24
EFFINGHAM* SUNNY 71 65 80 E3 30.20R TC 22
MARION MOSUNNY 72 63 73 CALM 30.17R TC 22
MT. VERNON SUNNY 73 64 73 CALM 30.17S TC 23
CENTRALIA* SUNNY 73 60 63 CALM 30.17S TC 23
SALEM* SUNNY 75 60 61 CALM 30.18R TC 24
METROPOLIS* PTSUNNY 72 65 80 CALM 30.16S TC 22
ILZ067-068-072-073-078-083-087-091-111500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 71 65 81 E5 30.18S TC 22
FLORA* SUNNY 72 66 83 CALM 30.19R TC 22
FAIRFIELD* SUNNY 72 65 78 CALM 30.17S TC 22
HARRISBURG* SUNNY 73 65 77 MISG 30.17S TC 23
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