498
ASUS43 KLOT 101303
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT THU SEP 10 2026
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.
ILZ001-002-007-009-015-016-024-101400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 66 64 93 CALM 30.04R TC 19
STERLING* CLOUDY 65 65 100 CALM 30.05R TC 18
SAVANNA* CLOUDY 62 62 97 CALM 30.05R TC 17
ILZ003-004-008-010-011-017-018-101400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 64 63 96 CALM 30.06R TC 18
FREEPORT* CLOUDY 62 61 96 CALM 30.06S TC 17
ILZ005-006-012>014-019>023-101400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 67 61 81 N8 30.02R TC 19
CHICAGO-MIDWAY CLOUDY 70 62 76 N8 30.02R TC 21
AURORA PTSUNNY 64 64 100 N3 30.03R FOG TC 18
JOLIET* PTSUNNY 69 69 100 N3 30.03R FOG TC 20
WAUKEGAN PTSUNNY 65 60 84 CALM 30.03R TC 18
DUPAGE AIRPORT PTSUNNY 65 65 100 N6 30.03S TC 18
KANKAKEE* MOSUNNY 69 68 95 CALM 30.03R TC 21
WHEELING PTSUNNY 66 62 87 VRB5 30.04R TC 19
LANSING* PTSUNNY 68 67 96 N3 30.02R TC 20
NORTHERLY ISL* N/A 70 61 73 N7 N/A TC 21
LMZ740>746-101400-
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)
WINTHROP HARBOR 65 66 310/ 4/ 6 1013.3R 1
WAUKEGAN HARBOR 65 62 300/ 4/ 6 1016.9R 0
WILMETTE BUOY 70 10/ 8/ 12 1019.1R 1/ 2
CHICAGO BUOY 71 72 1015.6R 1
HARRISON CRIB 70 340/ 8/ 9 N/A
NORTHERLY ISL 70 350/ 7/ 8 N/A
CALUMET HARBOR 70 340/ 5/ 7 1016.4
MICHIGAN CITY 71 10/ 6/ 6 1015.1R
MICH CITY BUOY 72 71 20/ 6/ 8 N/A 1/ 3
ST. JOSEPH BUOY 72 71 10/ 8/ 10 1017.1R 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-101400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY RAIN 68 68 100 S6 30.04S FOG TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-101400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 68 68 100 S10 30.07R TC 20
DECATUR LGT RAIN 69 67 93 W3 30.06R TC 21
PEORIA CLOUDY 69 68 96 CALM 30.05R TC 21
LACON* CLOUDY 69 67 94 CALM 30.03R FOG TC 21
LINCOLN* CLOUDY 70 70 100 CALM 30.06R TC 21
SPRINGFIELD LGT RAIN 69 68 96 SW6 30.07R FOG TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-101400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 69 67 93 MISG 30.05R TC 21
MATTOON PTSUNNY 69 68 96 CALM 30.05R TC 21
ILZ079-100>102-101400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON LGT RAIN 70 68 94 W6 30.05R TC 21
CAHOKIA* LGT RAIN 71 69 93 W3 30.05R TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-101400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* PTSUNNY 69 68 94 NW5 30.06R TC 21
MT. VERNON CLOUDY 71 70 96 CALM 30.04R TC 22
CENTRALIA* CLOUDY 70 70 98 CALM 30.03S TC 21
ILZ067-068-072-073-078-083-087-091-101400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 72 71 97 NW7 30.02F TC 22
FAIRFIELD* CLOUDY 71 70 98 CALM 30.04R TC 22
HARRISBURG* RAIN 73 73 100 CALM 30.04S TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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