814
ASUS43 KLOT 110310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT WED SEP 10 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.
ILZ001-002-007-009-015-016-024-110400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 59 57 93 CALM 30.11S TC 15
STERLING* CLEAR 63 56 78 E7 30.14R TC 17
ILZ003-004-008-010-011-017-018-110400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 67 55 65 E6 30.17R TC 19
ROCHELLE* CLEAR 62 53 73 NE6 30.16R TC 17
DE KALB* CLOUDY 65 55 70 NE7 30.17R TC 18
PERU* CLEAR 64 54 69 NE6 30.14R TC 18
ILZ005-006-012>014-019>023-110400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 69 58 67 NE7 30.14R TC 21
CHICAGO-MIDWAY MOCLDY 72 58 61 NE7 30.14R TC 22
AURORA CLOUDY 68 55 63 NE6 30.14R TC 20
JOLIET* MOCLDY 68 61 77 CALM 30.14R TC 20
WAUKEGAN CLOUDY 66 61 84 N3 30.16R TC 19
DUPAGE AIRPORT CLOUDY 67 56 67 NE6 30.15R TC 19
KANKAKEE* CLOUDY 68 59 73 CALM 30.14S TC 20
WHEELING CLOUDY 68 61 78 NE3 30.17R TC 20
MORRIS* CLOUDY 68 57 67 CALM 30.13R TC 20
ROMEOVILLE* CLOUDY 68 59 73 NE5 30.15R TC 20
LANSING* N/A 69 56 63 CALM 30.15R TC 20
LMZ740>746-110400-
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 40/ 4/ 6 1021.4R 0
WINTHROP HARBOR 65 67 350/ 6/ 8 N/A 1
WAUKEGAN HARBOR 67 68 N/A 1
WILMETTE BUOY 69 40/ 8/ 12 1022.9R 1/ 2
CHICAGO BUOY 70 65 10/ 4/ 6 1021.5 1/ 3
HARRISON CRIB 70 30/ 5/ 6 N/A
CALUMET HARBOR 69 320/ 4/ 5 1019.6R
BURNS HARBOR 69 70/ 4/ 5 1021.0R
MICHIGAN CITY 69 100/ 9/ 11 1019.4R
MICH CITY BUOY 68 1018.8R
ST. JOSEPH BUOY 69 69 50/ 8/ 10 1021.7R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-110400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 69 60 73 NE3 30.11R TC 21
GALESBURG* CLEAR 62 55 78 CALM 30.14R TC 17
MACOMB* CLEAR 60 56 87 CALM 30.13S TC 16
JACKSONVILLE* CLEAR 62 57 82 CALM 30.10S TC 17
PITTSFIELD* CLEAR 65 63 93 CALM 30.12R TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-110400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 67 57 68 NE6 30.13S TC 20
BLOOMINGTON CLOUDY 70 57 63 NE9 30.14R TC 21
DECATUR MOCLDY 73 61 65 NE3 30.12R TC 23
PEORIA CLEAR 69 56 62 NE5 30.12R TC 21
LACON* CLEAR 62 55 77 CALM 30.12R TC 16
LINCOLN* CLEAR 67 59 74 CALM 30.11R TC 20
SPRINGFIELD CLEAR 62 58 86 CALM 30.10S TC 17
TAYLORVILLE CLEAR 66 57 72 MISG 30.10S TC 19
ILZ033-039-045-046-055>057-062-063-110400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 71 56 58 E6 30.12R TC 22
DANVILLE* CLOUDY 67 54 64 CALM 30.13S TC 19
RANTOUL* CLOUDY 72 51 48 E3 30.13R TC 22
MATTOON MOCLDY 70 60 70 SE3 30.11R TC 21
ILZ079-100>102-110400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 64 61 88 CALM 30.10R TC 18
BELLEVILLE MOCLDY 70 63 79 CALM 30.07R TC 21
CAHOKIA* CLEAR 68 63 84 CALM 30.09R TC 20
SPARTA* CLEAR 71 60 68 CALM 30.11R TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-110400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 65 61 87 CALM 30.09R TC 18
CAIRO* CLEAR 67 62 85 CALM 30.10R TC 19
EFFINGHAM* PTCLDY 67 64 89 CALM 30.12R TC 20
MARION CLEAR 68 60 73 CALM 30.10S TC 20
MT. VERNON CLEAR 63 61 93 CALM 30.10R TC 17
CENTRALIA* CLOUDY 70 60 70 CALM 30.10R TC 21
SALEM* CLOUDY 69 57 65 CALM 30.10R TC 21
METROPOLIS* CLEAR 69 60 74 CALM 30.10R TC 21
ILZ067-068-072-073-078-083-087-091-110400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 70 63 78 CALM 30.11R TC 21
FLORA* PTCLDY 66 63 88 CALM 30.10S TC 19
FAIRFIELD* CLEAR 65 60 84 CALM 30.10R TC 19
HARRISBURG* CLEAR 66 60 81 MISG 30.10R TC 19
ROBINSON* CLOUDY 64 63 94 S2 30.10S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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