ASUS43 KLOT 221601 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 1100 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. ILZ001-002-007-009-015-016-024-221700- NORTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MOLINE SUNNY 78 65 63 W12 30.03F HX 80 TC 26 STERLING* SUNNY 77 66 68 W13 30.02S TC 25 SAVANNA* SUNNY 76 62 62 NW9 30.03S TC 25 $$ ILZ003-004-008-010-011-017-018-221700- NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD MOSUNNY 77 63 61 W12 30.00S TC 25 FREEPORT* SUNNY 75 66 72 NW9 30.03R TC 24 $$ ILZ005-006-012>014-019>023-221700- NORTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHICAGO-OHARE MOSUNNY 76 57 51 NW14G20 29.96R TC 24 CHICAGO-MIDWAY MOSUNNY 77 52 41 NW16 29.96R TC 25 AURORA SUNNY 75 63 66 NW10G21 29.99R TC 24 JOLIET* SUNNY 78 60 54 NW7 29.99R TC 25 WAUKEGAN NOT AVBL DUPAGE AIRPORT NOT AVBL WHEELING SUNNY 76 58 53 NW14 29.97R TC 24 ROMEOVILLE* SUNNY 77 61 57 NW8G15 29.99R TC 25 LANSING* SUNNY 76 53 45 NW10 29.96R TC 24 NORTHERLY ISL* N/A 76 49 38 NW13 N/A TC 24 $$ LMZ740>746-221700- SOUTHERN LAKE MICHIGAN STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE AIR SEA DIR/SP/G HT/PER (F) (DEG/KT/KT) (MB) (MI) (FT/S) WINTHROP HARBOR 73 73 310/ 10/ 14 1016.7R 2/ 5 WAUKEGAN HARBOR 74 74 320/ 12/ 17 1015.0R 2/ 4 WILMETTE BUOY 72 10/ 14/ 17 1017.0R 2/ 4 CHICAGO BUOY 73 73 1013.2R 2/ 4 NORTHERLY ISL 75 360/ 8/ 13 N/A CALUMET HARBOR 75 310/ 6/ 11 1014.3 MICH CITY BUOY 71 74 310/ 14/ 17 N/A 3/ 5 ST. JOSEPH BUOY 71 73 330/ 14/ 17 1014.3R 3/ 5 $$ ILZ025>027-034>036-040-047-049-050-058-095>099-221700- WEST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS QUINCY SUNNY 77 66 68 NW9 30.09R TC 25 MACOMB* SUNNY 78 67 70 NW8 30.08S TC 25 $$ ILZ028>032-037-038-041>044-048-051>054-059>061-221700- CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS BLOOMINGTON SUNNY 76 62 62 NW15 30.04S TC 24 DECATUR SUNNY 76 64 66 N13G21 30.03R TC 24 PEORIA NOT AVBL LACON* SUNNY 76 63 63 NW6 30.02S TC 24 LINCOLN* SUNNY 77 65 65 N7 30.04R TC 25 SPRINGFIELD SUNNY 78 64 61 N9 30.03S HX 80 TC 26 TAYLORVILLE NOT AVBL $$ ILZ033-039-045-046-055>057-062-063-221700- EAST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHAMPAIGN MOSUNNY 75 67 76 NW13 30.01R TC 24 MATTOON MOSUNNY 76 65 68 NW15 30.01R TC 24 $$ ILZ079-100>102-221700- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ALTON PTSUNNY 79 66 65 N9 30.06R HX 81 TC 26 CAHOKIA* MOSUNNY 80 66 62 N10 30.04R HX 82 TC 27 $$ ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221700- SOUTH-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CARBONDALE SUNNY 84 72 65 W8 30.01S HX 89 TC 29 MARION SUNNY 82 72 69 W6 30.02S HX 87 TC 28 MT. VERNON MOSUNNY 80 68 66 VRB7 30.03R HX 83 TC 27 CENTRALIA* MOSUNNY 79 68 68 N7 30.04R HX 81 TC 26 SALEM* MOSUNNY 79 69 70 MISG 30.03S HX 82 TC 26 $$ ILZ067-068-072-073-078-083-087-091-221700- SOUTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS LAWRENCEVILLE SUNNY 80 67 64 W8 29.99R HX 82 TC 27 FAIRFIELD* MOSUNNY 80 66 63 N10G16 30.01R HX 82 TC 26 HARRISBURG* MOSUNNY 84 73 69 NW8 30.00F HX 91 TC 29 $$ ABBREVIATIONS USED IN REMARKS TC - TEMPERATURE IN CELSIUS WCI - WIND CHILL INDEX HX - HEAT INDEX VSB - VISIBILITY $$