339
ASUS43 KLOT 130401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT FRI SEP 12 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.
ILZ001-002-007-009-015-016-024-130500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 73 61 65 SE5 30.03S TC 23
STERLING* MOCLDY 66 61 84 E6 30.07S TC 19
ILZ003-004-008-010-011-017-018-130500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 70 56 61 VRB3 30.09R TC 21
ILZ005-006-012>014-019>023-130500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 71 57 61 SE7 30.09S TC 22
CHICAGO-MIDWAY PTCLDY 74 53 48 SE8 30.10S TC 23
AURORA MOCLDY 67 56 67 SE6 30.09S TC 19
JOLIET* PTCLDY 70 55 59 SE5 30.10S TC 21
WAUKEGAN PTCLDY 70 61 73 S6 30.10S TC 21
DUPAGE AIRPORT MOCLDY 70 56 61 SE5 30.09S TC 21
WHEELING PTCLDY 68 58 70 S3 30.11S TC 20
MORRIS* MOCLDY 66 58 75 SE6 30.08S TC 19
LANSING* N/A 67 55 64 SE6 30.11S TC 20
LMZ740>746-130500-
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 69 67 120/ 8/ 10 1019.6F
WINTHROP HARBOR 69 66 160/ 4/ 6 N/A 1/ 3
WAUKEGAN HARBOR 70 69 N/A 1/ 3
WILMETTE BUOY 71 200/ 8/ 12 1021.3R 1/ 3
CHICAGO BUOY 72 66 150/ 8/ 10 1019.7S 1/ 3
HARRISON CRIB 72 170/ 9/ 10 N/A
CALUMET HARBOR 74 130/ 9/ 14 1018.4S
BURNS HARBOR 75 140/ 4/ 8 1020.0S
MICHIGAN CITY 71 130/ 6/ 8 1018.3S
MICH CITY BUOY 70 1017.8R
ST. JOSEPH BUOY 70 70 100/ 8/ 10 1020.6R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-130500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 75 63 66 SE7 30.04R TC 24
GALESBURG* MOCLDY 73 59 60 SE3 30.06S TC 23
MACOMB* MOCLDY 73 64 71 SE5 30.06F TC 23
PITTSFIELD* PTCLDY 74 64 69 SE5 30.07R TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-130500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTCLDY 71 59 65 S9 30.11S TC 22
DECATUR PTCLDY 73 59 61 SE8 30.10S TC 23
PEORIA MOCLDY 76 55 48 SE6 30.07R TC 24
LACON* PTCLDY 72 55 54 SE8 30.06S TC 22
LINCOLN* PTCLDY 70 60 70 CALM 30.09R TC 21
SPRINGFIELD CLEAR 77 55 46 S8 30.07R TC 25
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-130500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 63 56 78 SE7 30.11S TC 17
DANVILLE* CLEAR 63 54 73 E5 30.13S TC 17
RANTOUL* CLEAR 66 54 63 SE7 30.11F TC 19
MATTOON CLEAR 68 58 70 SE8 30.11R TC 20
ILZ079-100>102-130500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 74 59 58 MISG 30.08R TC 24
BELLEVILLE PTCLDY 73 64 72 CALM 30.06R TC 23
CAHOKIA* PTCLDY 77 61 57 S8 30.06S TC 25
SPARTA* PTCLDY 76 59 55 SE5 30.10R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-130500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 66 60 81 SE3 30.09S TC 19
CAIRO* CLEAR 68 64 87 CALM 30.10R TC 20
EFFINGHAM* PTCLDY 67 61 79 E5 30.12S TC 20
MARION CLEAR 73 56 53 SE3 30.11S TC 23
MT. VERNON PTCLDY 72 59 63 CALM 30.11R TC 22
CENTRALIA* PTCLDY 71 57 62 SE5 30.10S TC 22
SALEM* PTCLDY 74 57 54 SE3 30.10S TC 24
METROPOLIS* CLEAR 67 59 75 CALM 30.11R TC 20
ILZ067-068-072-073-078-083-087-091-130500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 67 59 75 E3 30.12S TC 19
FLORA* CLEAR 64 59 82 SE3 30.11S TC 18
FAIRFIELD* CLEAR 66 58 75 CALM 30.11S TC 19
HARRISBURG* CLEAR 65 58 78 MISG 30.11S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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