ASUS43 KLOT 211101 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 600 AM CDT TUE APR 21 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. ILZ001-002-007-009-015-016-024-211200- NORTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MOLINE PTCLDY 54 42 64 SW6 29.94F TC 12 STERLING* PTCLDY 50 41 71 VRB5 29.98F TC 10 SAVANNA* PTCLDY 47 40 76 S8 29.94F TC 9 $$ ILZ003-004-008-010-011-017-018-211200- NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD CLOUDY 47 39 74 S7 29.98F TC 8 FREEPORT* PTCLDY 51 44 76 S14G22 29.96S TC 11 DE KALB* CLEAR 42 37 83 S10 30.00F TC 6 PERU* PTCLDY 47 41 80 S9 30.01F TC 8 $$ ILZ005-006-012>014-019>023-211200- NORTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHICAGO-OHARE PTCLDY 51 35 54 S10 30.00F TC 11 CHICAGO-MIDWAY MOCLDY 50 36 58 S13G25 30.02F TC 10 AURORA PTCLDY 43 37 79 S7 30.00F TC 6 JOLIET* PTCLDY 51 40 67 S7 30.04S TC 10 WAUKEGAN PTCLDY 50 36 58 SW16 29.96F TC 10 DUPAGE AIRPORT CLEAR 47 37 68 S13 30.00F TC 8 KANKAKEE* PTCLDY 48 36 62 S12G21 30.07S TC 9 WHEELING PTCLDY 51 36 56 S10 30.00F TC 11 MORRIS* PTCLDY 47 38 70 S7 30.03S TC 8 ROMEOVILLE* CLEAR 48 39 71 S10 30.03F TC 9 LANSING* PTCLDY 46 34 62 S10 30.05F TC 8 NORTHERLY ISL* N/A 51 34 52 S12 N/A TC 11 $$ LMZ740>746-211200- SOUTHERN LAKE MICHIGAN STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE AIR SEA DIR/SP/G HT/PER (F) (DEG/KT/KT) (MB) (MI) (FT/S) WINTHROP HARBOR 44 1013.4F 2/ 4 WAUKEGAN HARBOR 51 47 1015.6F 2/ 4 HARRISON CRIB 52 190/ 20/ 22 N/A NORTHERLY ISL 51 190/ 11/ 13 N/A CALUMET HARBOR 50 200/ 11/ 15 1016.5 BURNS HARBOR 49 180/ 10/ 14 1017.6F MICHIGAN CITY 50 170/ 18/ 25 1016.6F ST. JOSEPH BUOY 49 180/ 14/ 17 1018.1F 2/ 3 $$ ILZ025>027-034>036-040-047-049-050-058-095>099-211200- WEST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS QUINCY PTCLDY 55 41 59 SW10 30.03R TC 13 MACOMB* CLEAR 53 43 70 SW10 30.03S TC 11 PITTSFIELD* PTCLDY 60 40 47 SW14 30.06S TC 16 $$ ILZ028>032-037-038-041>044-048-051>054-059>061-211200- CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS BLOOMINGTON PTCLDY 44 41 89 S12 30.07S TC 7 DECATUR PTCLDY 50 44 80 S10 30.10R TC 10 PEORIA CLEAR 47 42 83 S8 30.03F TC 8 LACON* PTCLDY 49 40 69 SE3 30.02S TC 10 LINCOLN* PTCLDY 47 44 90 CALM 30.07S TC 8 SPRINGFIELD PTCLDY 52 43 71 S9 30.07R TC 11 TAYLORVILLE NOT AVBL $$ ILZ033-039-045-046-055>057-062-063-211200- EAST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHAMPAIGN PTCLDY 48 41 76 S12 30.10S TC 9 DANVILLE* PTCLDY 50 37 61 S14 30.12S TC 10 MATTOON PTCLDY 52 42 69 S9 30.13R TC 11 PARIS* PTCLDY 48 37 64 S10 30.14R TC 9 $$ ILZ079-100>102-211200- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CAHOKIA* CLEAR 56 41 57 CALM 30.13R TC 13 SPARTA* CLEAR 53 42 65 S3 30.16R TC 12 $$ ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211200- SOUTH-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CARBONDALE CLEAR 50 44 80 E3 30.17R TC 10 CAIRO* CLEAR 58 46 64 SW7 30.21R TC 15 EFFINGHAM* CLEAR 48 44 84 SE3 30.16S TC 9 MARION CLEAR 49 43 80 SW6 30.18R TC 9 MT. VERNON CLEAR 45 43 93 CALM 30.17R TC 7 CENTRALIA* CLEAR 48 43 82 CALM 30.16 TC 9 SALEM* CLEAR 53 44 71 S5 30.15R TC 12 $$ ILZ067-068-072-073-078-083-087-091-211200- SOUTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS LAWRENCEVILLE CLEAR 47 39 74 S7 30.18R TC 8 FLORA* CLEAR 46 43 87 S7 30.17R TC 8 FAIRFIELD* CLEAR 49 42 78 S7 30.17R TC 9 HARRISBURG* CLEAR 48 46 91 CALM 30.19R TC 9 $$ ABBREVIATIONS USED IN REMARKS TC - TEMPERATURE IN CELSIUS WCI - WIND CHILL INDEX HX - HEAT INDEX VSB - VISIBILITY $$