ASUS43 KLOT 231201 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 700 AM CDT SUN AUG 23 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. ILZ001-002-007-009-015-016-024-231300- NORTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MOLINE CLEAR 57 54 89 W5 30.08R TC 14 6HR MIN TEMP: 55; 6HR MAX TEMP: 68; STERLING* CLEAR 59 54 83 N5 30.09R TC 15 SAVANNA* CLEAR 57 53 84 CALM 30.09R TC 14 $$ ILZ003-004-008-010-011-017-018-231300- NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD CLEAR 57 53 86 N6 30.09R TC 14 6HR MIN TEMP: 55; 6HR MAX TEMP: 62; FREEPORT* CLEAR 56 55 95 CALM 30.11R TC 14 $$ ILZ005-006-012>014-019>023-231300- NORTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHICAGO-OHARE PTCLDY 62 56 80 NW5 30.03R TC 17 6HR MIN TEMP: 61; 6HR MAX TEMP: 67; CHICAGO-MIDWAY PTCLDY 62 58 86 NW3 30.03R TC 17 6HR MIN TEMP: 61; 6HR MAX TEMP: 68; AURORA CLEAR 55 54 96 NW5 30.06R TC 13 6HR MIN TEMP: 53; 6HR MAX TEMP: 57; WAUKEGAN CLEAR 59 56 89 NW5 30.04 TC 15 6HR MIN TEMP: 58; 6HR MAX TEMP: 64; DUPAGE AIRPORT NOT AVBL WHEELING CLEAR 61 58 90 N8 30.05R TC 16 6HR MIN TEMP: 60; 6HR MAX TEMP: 68; LANSING* CLEAR 59 57 92 CALM 30.04R TC 15 NORTHERLY ISL* N/A 68 57 68 W2 N/A TC 20 $$ LMZ740>746-231300- SOUTHERN LAKE MICHIGAN STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE AIR SEA DIR/SP/G HT/PER (F) (DEG/KT/KT) (MB) (MI) (FT/S) WINTHROP HARBOR 64 73 310/ 10/ 14 1010.2F 2/ 4 WAUKEGAN HARBOR 64 73 290/ 10/ 12 1017.2R 2/ 4 WILMETTE BUOY 70 20/ 12/ 17 1019.2R 2/ 4 CHICAGO BUOY 69 73 1015.8R 2/ 4 NORTHERLY ISL 67 270/ 3/ 4 N/A CALUMET HARBOR 64 270/ 2/ 3 1016.7 MICH CITY BUOY 71 74 320/ 10/ 14 N/A 2/ 5 ST. JOSEPH BUOY 71 73 330/ 8/ 12 1016.6R 2/ 4 $$ ILZ025>027-034>036-040-047-049-050-058-095>099-231300- WEST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS QUINCY CLEAR 58 57 97 NW5 30.10S TC 14 $$ ILZ028>032-037-038-041>044-048-051>054-059>061-231300- CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS BLOOMINGTON CLEAR 59 58 96 NW7 30.08R TC 15 DECATUR CLEAR 63 58 83 NW7 30.07R TC 17 PEORIA NOT AVBL LINCOLN* CLEAR 61 61 100 NW3 30.07S TC 16 SPRINGFIELD CLEAR 58 57 97 CALM 30.08R TC 14 6HR MIN TEMP: 57; 6HR MAX TEMP: 63; TAYLORVILLE NOT AVBL $$ ILZ033-039-045-046-055>057-062-063-231300- EAST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHAMPAIGN CLEAR 57 56 96 W5 30.06R TC 14 MATTOON CLEAR 60 58 92 W6 30.06R TC 16 $$ ILZ079-100>102-231300- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ALTON CLEAR 59 59 100 NW7 30.09R TC 15 CAHOKIA* CLEAR 61 61 100 CALM 30.08R TC 16 $$ ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-231300- SOUTH-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CARBONDALE NOT AVBL MT. VERNON PTCLDY 60 59 96 CALM 30.07S FOG TC 16 CENTRALIA* CLEAR 60 60 98 CALM 30.07S TC 16 $$ ILZ067-068-072-073-078-083-087-091-231300- SOUTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS LAWRENCEVILLE CLEAR 62 60 93 W3 30.05R TC 17 FAIRFIELD* CLEAR 58 58 99 CALM 30.06S FOG TC 15 HARRISBURG* CLEAR 64 64 100 CALM 30.07R TC 18 $$ ABBREVIATIONS USED IN REMARKS TC - TEMPERATURE IN CELSIUS WCI - WIND CHILL INDEX HX - HEAT INDEX VSB - VISIBILITY $$