ASUS43 KLOT 190210 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 900 PM CDT MON MAY 18 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. ILZ001-002-007-009-015-016-024-190300- NORTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MOLINE MOCLDY 69 64 84 SE8 29.83R TC 21 STERLING* MOCLDY 71 66 84 SE5 29.86R TC 22 SAVANNA* CLOUDY 69 64 83 SE7 29.83S TC 20 $$ ILZ003-004-008-010-011-017-018-190300- NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD CLOUDY 72 61 68 S10 29.86F TC 22 FREEPORT* MOCLDY 70 65 84 S7 29.86S TC 21 ROCHELLE* PTCLDY 69 61 76 S10 29.87S TC 21 PERU* PTCLDY 70 64 83 S9 29.90R TC 21 $$ ILZ005-006-012>014-019>023-190300- NORTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHICAGO-OHARE CLOUDY 71 63 75 S15G22 29.89R TC 22 CHICAGO-MIDWAY MOCLDY 69 64 84 S14G26 29.90R TC 21 AURORA MOCLDY 68 64 87 S10 29.88F TC 20 WAUKEGAN MOCLDY 71 64 78 SW14 29.85S TC 22 DUPAGE AIRPORT MOCLDY 68 64 87 S10 29.87F TC 20 WHEELING MOCLDY 71 64 78 S13 29.89R TC 22 MORRIS* MOCLDY 68 64 88 S7 29.90R TC 20 ROMEOVILLE* MOCLDY 68 66 94 S10 29.91F TC 20 LANSING* MOCLDY 67 63 87 S13 29.94R TC 19 NORTHERLY ISL* N/A 69 61 75 S16 N/A TC 21 $$ LMZ740>746-190300- SOUTHERN LAKE MICHIGAN STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE AIR SEA DIR/SP/G HT/PER (F) (DEG/KT/KT) (MB) (MI) (FT/S) WINTHROP HARBOR 49 1013.0 1/ 3 WAUKEGAN HARBOR 63 54 200/ 8/ 12 1011.9 1/ 3 WILMETTE BUOY 64 210/ 10/ 14 1013.3R 2/ 3 CHICAGO BUOY 63 54 190/ 10/ 12 1011.6 1/ 3 HARRISON CRIB 69 190/ 17/ 18 N/A NORTHERLY ISL 71 200/ 7/ 18 N/A CALUMET HARBOR 69 190/ 12/ 17 1013.1 BURNS HARBOR 69 180/ 12/ 15 1013.5R MICHIGAN CITY 70 170/ 18/ 21 1011.9R ST. JOSEPH BUOY 62 200/ 12/ 14 1014.3R 2/ 4 $$ ILZ025>027-034>036-040-047-049-050-058-095>099-190300- WEST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS PITTSFIELD* CLEAR 67 64 88 S10 29.88S TC 20 $$ ILZ028>032-037-038-041>044-048-051>054-059>061-190300- CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS PONTIAC MOCLDY 66 65 94 MISG 29.91R TC 19 BLOOMINGTON MOCLDY 64 64 100 S8 29.94F TC 18 DECATUR MOCLDY 67 60 78 W3 29.92R TC 19 PEORIA CLEAR 66 63 88 SE7 29.89 TC 19 LACON* PTCLDY 67 61 81 S9 29.90R TC 19 LINCOLN* PTCLDY 65 65 100 CALM 29.91F TC 19 SPRINGFIELD PTCLDY 66 60 81 S8 29.89F TC 19 TAYLORVILLE MOCLDY 66 61 82 S5 29.92R TC 19 $$ ILZ033-039-045-046-055>057-062-063-190300- EAST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHAMPAIGN MOCLDY 66 62 87 W12 29.97R TC 19 RANTOUL* MOCLDY 65 63 93 SE7 29.94R TC 18 MATTOON MOCLDY 66 62 87 S8G23 29.88F TC 19 $$ ILZ079-100>102-190300- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ALTON CLEAR 64 63 94 SE7 29.92F TC 18 CAHOKIA* CLEAR 67 63 87 S12 29.92S TC 19 $$ ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190300- SOUTH-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CARBONDALE NOT AVBL EFFINGHAM* MOCLDY 64 64 100 SE10 29.93F TC 18 MT. VERNON MOCLDY 66 64 93 E9 30.01F TC 19 SALEM* MOCLDY 67 65 94 MISG 29.96F TC 19 METROPOLIS* CLOUDY 67 67 100 NE7G17 30.09R TC 20 $$ ILZ067-068-072-073-078-083-087-091-190300- SOUTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS LAWRENCEVILLE CLOUDY 68 66 93 S9 30.03F TC 20 FAIRFIELD* MOCLDY 67 63 89 SE5 30.03F TC 19 ROBINSON* CLOUDY 66 66 100 S13 30.01F TC 19 $$ ABBREVIATIONS USED IN REMARKS TC - TEMPERATURE IN CELSIUS WCI - WIND CHILL INDEX HX - HEAT INDEX VSB - VISIBILITY $$