ASUS43 KLOT 221701 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 1200 PM 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. ILZ001-002-007-009-015-016-024-221800- NORTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MOLINE SUNNY 80 65 59 W14 30.03S HX 82 TC 27 STERLING* SUNNY 80 65 59 NW10 30.02S HX 82 TC 27 SAVANNA* SUNNY 79 62 56 NW13 30.03S HX 80 TC 26 $$ ILZ003-004-008-010-011-017-018-221800- NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD MOSUNNY 78 60 53 W18G24 30.00S TC 26 FREEPORT* SUNNY 78 65 63 NW14G20 30.03S HX 80 TC 26 $$ ILZ005-006-012>014-019>023-221800- NORTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHICAGO-OHARE MOSUNNY 78 58 49 NW12G20 29.95F TC 26 CHICAGO-MIDWAY MOSUNNY 79 58 48 NW10G21 29.96S HX 80 TC 26 AURORA SUNNY 77 66 68 NW12G18 29.98F TC 25 JOLIET* SUNNY 80 61 53 N6 29.98F HX 81 TC 27 WAUKEGAN SUNNY 77 60 55 W9 29.94 TC 25 DUPAGE AIRPORT NOT AVBL WHEELING SUNNY 77 59 53 NW6 29.97S TC 25 ROMEOVILLE* SUNNY 79 63 57 NW6G16 29.98F HX 80 TC 26 LANSING* SUNNY 79 54 41 NW14 29.97S TC 26 NORTHERLY ISL* N/A 79 56 45 N7 N/A HX 80 TC 26 $$ LMZ740>746-221800- SOUTHERN LAKE MICHIGAN STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE AIR SEA DIR/SP/G HT/PER (F) (DEG/KT/KT) (MB) (MI) (FT/S) WINTHROP HARBOR 74 73 300/ 8/ 12 1018.1R 3/ 5 WAUKEGAN HARBOR 75 74 290/ 8/ 16 1015.0R 2/ 5 WILMETTE BUOY 74 10/ 8/ 12 1017.3R 2/ 4 CHICAGO BUOY 74 73 1013.3F 2/ 4 NORTHERLY ISL 77 340/ 8/ 16 N/A CALUMET HARBOR 75 350/ 10/ 13 1014.6 MICH CITY BUOY 70 74 310/ 12/ 17 N/A 3/ 5 ST. JOSEPH BUOY 70 74 330/ 12/ 16 1014.9R 4/ 5 $$ ILZ025>027-034>036-040-047-049-050-058-095>099-221800- WEST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS QUINCY SUNNY 79 64 60 NW10 30.09S HX 81 TC 26 MACOMB* SUNNY 79 68 68 NW12 30.09S HX 81 TC 26 $$ ILZ028>032-037-038-041>044-048-051>054-059>061-221800- CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS BLOOMINGTON SUNNY 78 62 57 N14G23 30.04S HX 80 TC 26 DECATUR SUNNY 78 60 53 N14G23 30.04R TC 26 PEORIA NOT AVBL LACON* SUNNY 78 63 59 NW9 30.02R HX 80 TC 26 LINCOLN* SUNNY 79 64 58 N6 30.05R HX 81 TC 26 SPRINGFIELD SUNNY 79 61 53 NW10 30.06R HX 80 TC 26 TAYLORVILLE NOT AVBL $$ ILZ033-039-045-046-055>057-062-063-221800- EAST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHAMPAIGN SUNNY 76 62 62 NW13 30.02R TC 24 MATTOON SUNNY 78 65 63 NW16 30.01S HX 80 TC 26 $$ ILZ079-100>102-221800- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ALTON MOSUNNY 81 64 57 NW12G18 30.07R HX 82 TC 27 CAHOKIA* SUNNY 81 66 60 N9 30.06R HX 83 TC 27 $$ ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221800- SOUTH-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CARBONDALE MOSUNNY 86 73 66 NW10G21 30.02R HX 93 TC 30 MARION MOSUNNY 82 72 69 W6 30.03R HX 87 TC 28 MT. VERNON SUNNY 82 67 60 VRB6 30.03S HX 84 TC 28 CENTRALIA* SUNNY 80 65 60 N14 30.04S HX 82 TC 27 SALEM* MOSUNNY 81 68 63 MISG 30.04R HX 84 TC 27 $$ ILZ067-068-072-073-078-083-087-091-221800- SOUTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS LAWRENCEVILLE SUNNY 83 65 54 NW17 29.99S HX 85 TC 28 FAIRFIELD* MOSUNNY 80 65 60 NW7 30.03R HX 82 TC 27 HARRISBURG* PTSUNNY 85 74 68 NW9 30.02R HX 92 TC 30 $$ ABBREVIATIONS USED IN REMARKS TC - TEMPERATURE IN CELSIUS WCI - WIND CHILL INDEX HX - HEAT INDEX VSB - VISIBILITY $$