667
ASUS43 KLOT 111101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-111200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 53 52 96 CALM 30.18R TC 12
STERLING* CLEAR 54 53 97 E5 30.20R TC 12
ILZ003-004-008-010-011-017-018-111200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 60 54 80 CALM 30.23R TC 16
ILZ005-006-012>014-019>023-111200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 64 59 83 NE3 30.19R TC 18
CHICAGO-MIDWAY PTCLDY 68 60 75 NE6 30.19R TC 20
AURORA CLOUDY 61 57 87 NE3 30.19R TC 16
JOLIET* CLOUDY 61 60 97 CALM 30.19S TC 16
WAUKEGAN CLOUDY 63 59 87 N3 30.21R TC 17
DUPAGE AIRPORT CLOUDY 63 57 81 N5 30.19R TC 17
WHEELING CLOUDY 63 60 90 N3 30.21R TC 17
MORRIS* MOCLDY 60 58 96 NE3 30.18R TC 15
ROMEOVILLE* MOCLDY 61 61 100 CALM 30.20R TC 16
LANSING* N/A 64 56 76 CALM 30.20R TC 18
LMZ740>746-111200-
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 66 66 30/ 4/ 6 1022.8R
WINTHROP HARBOR 64 67 340/ 6/ 8 N/A 1
WAUKEGAN HARBOR 65 68 N/A 1
WILMETTE BUOY 68 60/ 8/ 10 1024.1R 1
CHICAGO BUOY 69 65 50/ 6/ 8 1022.9R 1/ 3
HARRISON CRIB 68 50/ 7/ 8 N/A
CALUMET HARBOR 65 10/ 2/ 2 1021.2
BURNS HARBOR 65 80/ 2/ 3 1022.7S
MICHIGAN CITY 63 CALM 1021.5R
MICH CITY BUOY 59 1020.8R
ST. JOSEPH BUOY 65 69 100/ 4/ 6 1023.1R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-111200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 60 57 89 E6 30.15R TC 16
GALESBURG* CLEAR 53 50 89 CALM 30.19R TC 12
MACOMB* CLEAR 54 53 96 N3 30.19R TC 12
PITTSFIELD* PTCLDY 59 59 99 CALM 30.16S TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-111200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 57 53 86 E3 30.18R TC 14
DECATUR CLEAR 59 56 89 NE3 30.16R TC 15
PEORIA CLEAR 58 55 90 CALM 30.17R TC 14
LACON* CLEAR 53 51 92 CALM 30.17R TC 12
LINCOLN* CLEAR 58 55 89 CALM 30.16R TC 14
SPRINGFIELD CLEAR 58 56 93 CALM 30.15R TC 14
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-111200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 62 52 69 E6 30.16R TC 17
DANVILLE* CLEAR 58 52 81 CALM 30.18R TC 14
RANTOUL* CLEAR 60 50 67 E3 30.17R TC 16
MATTOON CLEAR 62 59 90 CALM 30.14R TC 17
ILZ079-100>102-111200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 60 58 94 CALM 30.15R TC 15
BELLEVILLE CLEAR 60 57 90 CALM 30.12R TC 15
CAHOKIA* CLEAR 57 57 100 SE3 30.14R TC 14
SPARTA* CLEAR 63 60 90 CALM 30.15R TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-111200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 59 58 96 CALM 30.13R TC 15
CAIRO* CLEAR 61 60 97 CALM 30.14R TC 16
EFFINGHAM* CLEAR 59 59 100 CALM 30.16R TC 15
MARION CLEAR 62 61 96 CALM 30.14R TC 17
MT. VERNON CLEAR 59 59 100 CALM 30.14R TC 15
CENTRALIA* CLEAR 58 55 92 CALM 30.14S TC 14
SALEM* MOCLDY 59 55 87 CALM 30.14R TC 15
METROPOLIS* PTCLDY 60 59 97 CALM 30.14R TC 16
ILZ067-068-072-073-078-083-087-091-111200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 61 59 93 E5 30.15R TC 16
FLORA* PTCLDY 61 N/A N/A CALM 30.14S HAZE TC 16
FAIRFIELD* MOCLDY 61 59 94 CALM 30.14R TC 16
HARRISBURG* CLEAR 58 56 95 MISG 30.14R TC 14
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