ASUS43 KLOT 220901 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 400 AM CDT SAT AUG 22 2026 NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY. * THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT REPORT WEATHER SUCH AS PRECIPITATION OR FOG. ILZ001-002-007-009-015-016-024-221000- NORTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MOLINE PTCLDY 67 62 84 NW6 29.99R TC 19 STERLING* CLEAR 66 64 93 NW6 29.98R TC 19 SAVANNA* CLEAR 66 64 93 NW6 29.98S TC 19 $$ ILZ003-004-008-010-011-017-018-221000- NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD PTCLDY 64 61 90 NW6 29.97R TC 18 FREEPORT* CLEAR 64 63 95 NW7 29.98S TC 18 $$ ILZ005-006-012>014-019>023-221000- NORTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHICAGO-OHARE PTCLDY 67 64 90 W6 29.90S TC 19 CHICAGO-MIDWAY CLEAR 68 65 90 W7 29.90S TC 20 AURORA CLEAR 62 62 100 W6 29.93S FOG TC 17 JOLIET* PTCLDY 67 66 94 CALM 29.92F TC 20 WAUKEGAN NOT AVBL DUPAGE AIRPORT NOT AVBL WHEELING PTCLDY 67 65 93 NW7 29.91S TC 19 LANSING* CLEAR 66 63 91 W3 29.91F TC 19 NORTHERLY ISL* N/A 69 64 84 W7 N/A TC 21 $$ LMZ740>746-221000- SOUTHERN LAKE MICHIGAN STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE AIR SEA DIR/SP/G HT/PER (F) (DEG/KT/KT) (MB) (MI) (FT/S) WINTHROP HARBOR 69 73 310/ 12/ 16 1009.1F 1 WAUKEGAN HARBOR 69 74 310/ 8/ 12 1013.3R 0 WILMETTE BUOY 71 300/ 12/ 16 1015.2S 1/ 2 CHICAGO BUOY 72 73 1011.2F 1 NORTHERLY ISL 70 240/ 6/ 10 N/A CALUMET HARBOR 69 240/ 4/ 7 1012.5 MICH CITY BUOY 72 74 230/ 12/ 14 N/A 1/ 3 ST. JOSEPH BUOY 72 74 200/ 10/ 14 1013.2S 2/ 3 $$ ILZ025>027-034>036-040-047-049-050-058-095>099-221000- WEST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS QUINCY PTCLDY 68 66 93 W5 30.01R TC 20 MACOMB* PTCLDY 66 66 99 NW6 30.02S TC 19 $$ ILZ028>032-037-038-041>044-048-051>054-059>061-221000- CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS BLOOMINGTON CLEAR 64 64 100 W9 29.97F TC 18 DECATUR CLEAR 66 63 90 W7 29.96S TC 19 PEORIA NOT AVBL LINCOLN* CLEAR 64 64 100 CALM 29.97S TC 18 SPRINGFIELD CLEAR 63 63 100 CALM 29.98R TC 17 TAYLORVILLE NOT AVBL $$ ILZ033-039-045-046-055>057-062-063-221000- EAST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHAMPAIGN CLEAR 64 62 93 W8 29.95S TC 18 MATTOON PTCLDY 69 66 90 MISG 29.94F TC 21 $$ ILZ079-100>102-221000- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ALTON PTCLDY 69 65 88 SE5 30.01S TC 21 CAHOKIA* CLOUDY 71 69 93 CALM 29.99R TC 22 $$ ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221000- SOUTH-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CARBONDALE NOT AVBL MARION CLEAR 67 66 98 CALM 30.04R TC 19 MT. VERNON TSTM 70 64 81 VRB5G16 30.02S TC 21 CENTRALIA* PTCLDY 65 61 86 CALM 30.01F TC 19 SALEM* PTCLDY 67 64 90 MISG 30.00F TC 19 $$ ILZ067-068-072-073-078-083-087-091-221000- SOUTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS LAWRENCEVILLE MOCLDY 68 64 87 S7 29.94F TC 20 FAIRFIELD* PTCLDY 68 65 90 CALM 30.00S TC 20 HARRISBURG* CLEAR 66 66 100 CALM 30.01S TC 19 $$ ABBREVIATIONS USED IN REMARKS TC - TEMPERATURE IN CELSIUS WCI - WIND CHILL INDEX HX - HEAT INDEX VSB - VISIBILITY $$