434
ASUS43 KLOT 130101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-130200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 77 61 57 SE7 30.01F TC 25
STERLING* PTCLDY 72 59 63 SE6 30.07S TC 22
ILZ003-004-008-010-011-017-018-130200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 74 58 57 E6 30.10S TC 23
ILZ005-006-012>014-019>023-130200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 76 54 46 E10 30.10S TC 24
CHICAGO-MIDWAY PTCLDY 77 55 46 E12 30.11R TC 25
AURORA CLEAR 70 57 63 E6 30.09S TC 21
JOLIET* CLEAR 72 58 62 CALM 30.11R TC 22
WAUKEGAN CLEAR 70 60 70 E5 30.12S TC 21
DUPAGE AIRPORT CLEAR 73 56 54 E5 30.10S TC 23
WHEELING CLEAR 74 57 55 E3 30.13R TC 23
MORRIS* CLEAR 72 59 62 E6 30.09R TC 22
ROMEOVILLE* CLEAR 73 57 56 E7 30.11S TC 23
LANSING* N/A 74 56 51 CALM 30.12S TC 24
LMZ740>746-130200-
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 68 67 100/ 6/ 8 1020.3R
WINTHROP HARBOR 70 67 150/ 2/ 4 N/A 1/ 3
WAUKEGAN HARBOR 71 69 N/A 1/ 3
WILMETTE BUOY 71 150/ 10/ 12 1021.8F 1/ 2
CHICAGO BUOY 72 66 80/ 10/ 12 1020.3R 1/ 2
HARRISON CRIB 73 100/ 14/ 14 N/A
CALUMET HARBOR 72 90/ 5/ 7 1018.8
BURNS HARBOR 73 100/ 5/ 6 1020.7R
MICHIGAN CITY 76 100/ 6/ 7 1018.6S
MICH CITY BUOY 74 1018.3R
ST. JOSEPH BUOY 71 71 40/ 4/ 6 1021.3R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-130200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 78 65 63 SE7 30.02F HX 80 TC 26
GALESBURG* MOCLDY 77 61 57 SE6 30.05S TC 25
MACOMB* MOCLDY 77 64 65 SE6 30.05F TC 25
PITTSFIELD* PTCLDY 79 64 59 SE5 30.05S HX 81 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-130200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 75 57 53 SE6 30.10S TC 24
DECATUR CLEAR 73 59 61 SE7 30.09R TC 23
PEORIA PTCLDY 80 56 43 SE5 30.06F HX 80 TC 27
LACON* PTCLDY 74 56 52 SE5 30.06S TC 24
LINCOLN* PTCLDY 74 62 65 CALM 30.07S TC 23
SPRINGFIELD PTCLDY 74 61 63 E3 30.06S TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-130200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 74 57 55 SE8 30.10S TC 23
DANVILLE* CLEAR 73 54 50 E5 30.12S TC 23
RANTOUL* CLEAR 74 53 48 SE5 30.11R TC 23
MATTOON CLEAR 72 59 63 SE6 30.10R TC 22
ILZ079-100>102-130200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 75 68 78 E6 30.05F TC 24
BELLEVILLE CLEAR 80 65 61 CALM 30.04R HX 81 TC 26
CAHOKIA* CLOUDY 80 64 58 SE3 30.04S HX 82 TC 27
SPARTA* CLEAR 81 60 47 SE6 30.07S HX 82 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-130200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 74 62 66 E6 30.06S TC 23
CAIRO* CLEAR 75 65 72 CALM 30.07R TC 24
EFFINGHAM* CLEAR 72 60 66 E3 30.11R TC 22
MARION CLEAR 73 57 56 SE3 30.09R TC 23
MT. VERNON CLEAR 70 62 76 CALM 30.09R TC 21
CENTRALIA* CLEAR 74 58 56 E5 30.08R TC 23
SALEM* CLEAR 74 55 52 E3 30.08S TC 23
METROPOLIS* PTCLDY 75 59 57 CALM 30.08R TC 24
ILZ067-068-072-073-078-083-087-091-130200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 67 61 81 E5 30.11R TC 19
FLORA* CLEAR 70 61 73 E3 30.10R TC 21
FAIRFIELD* CLEAR 69 59 71 CALM 30.09R TC 21
HARRISBURG* CLEAR 72 58 61 MISG 30.09R TC 22
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