ASUS43 KLOT 182056 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 400 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. ILZ001-002-007-009-015-016-024-182200- NORTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MOLINE CLOUDY 75 64 68 SW9 29.84R TC 24 $$ ILZ003-004-008-010-011-017-018-182200- NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD CLOUDY 79 62 56 SW15G22 29.82F HX 80 TC 26 PERU* CLOUDY N/A N/A N/A S10 29.85F $$ ILZ005-006-012>014-019>023-182200- NORTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHICAGO-OHARE PTSUNNY 77 63 61 SW15G29 29.82F TC 25 CHICAGO-MIDWAY NOT AVBL AURORA CLOUDY 77 65 66 SW13G24 29.84F TC 25 WAUKEGAN PTSUNNY 80 63 55 SW17G33 29.78F HX 81 TC 27 DUPAGE AIRPORT PTSUNNY 78 66 66 SW18G25 29.83F HX 80 TC 26 WHEELING PTSUNNY 79 64 60 SW15G24 29.82F HX 81 TC 26 ROMEOVILLE* MOSUNNY 75 66 73 SW17G25 29.87F TC 24 NORTHERLY ISL* N/A 77 60 55 S16 N/A TC 25 $$ LMZ740>746-182200- SOUTHERN LAKE MICHIGAN STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE AIR SEA DIR/SP/G HT/PER (F) (DEG/KT/KT) (MB) (MI) (FT/S) WINTHROP HARBOR 51 1021.8R 1/ 3 WAUKEGAN HARBOR 53 230/ 14/ 17 1010.0F 2/ 3 WILMETTE BUOY 220/ 16/ 23 1011.6F 2/ 2 CHICAGO BUOY 71 55 220/ 16/ 23 1009.1F 2/ 3 HARRISON CRIB 78 220/ 21/ 28 N/A NORTHERLY ISL 78 200/ 14/ 16 N/A CALUMET HARBOR 190/ 16/ 23 1010.9 BURNS HARBOR 74 200/ 12/ 15 1012.2R MICHIGAN CITY 74 190/ 16/ 19 1010.0R ST. JOSEPH BUOY 62 190/ 10/ 14 1012.2F 2/ 4 $$ ILZ025>027-034>036-040-047-049-050-058-095>099-182200- WEST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS $$ ILZ028>032-037-038-041>044-048-051>054-059>061-182200- CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS PEORIA NOT AVBL SPRINGFIELD LGT RAIN 67 63 87 S15G31 29.93R TC 19 TAYLORVILLE CLOUDY 66 63 88 SW12 29.99R TC 19 $$ ILZ033-039-045-046-055>057-062-063-182200- EAST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS $$ ILZ079-100>102-182200- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ALTON TSTM 66 63 88 NW7 30.03R TC 19 BELLEVILLE RAIN 68 66 94 SE6 30.03R FOG TC 20 $$ ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-182200- SOUTH-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CARBONDALE NOT AVBL MARION CLOUDY 79 73 83 NW12 30.02R HX 82 TC 26 $$ ILZ067-068-072-073-078-083-087-091-182200- SOUTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS LAWRENCEVILLE LGT RAIN 68 66 94 N7 30.02 TC 20 $$ ABBREVIATIONS USED IN REMARKS TC - TEMPERATURE IN CELSIUS WCI - WIND CHILL INDEX HX - HEAT INDEX VSB - VISIBILITY $$