470
ASUS43 KLOT 200456
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT WED MAY 20 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-200600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 53 43 68 NW15G23 30.20S TC 12
ILZ003-004-008-010-011-017-018-200600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
PERU* CLOUDY 57 50 77 NW8 30.18R TC 14
ILZ005-006-012>014-019>023-200600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 61 50 67 NW12 30.13R TC 16
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 56 50 80 NW10 30.15R TC 13
WAUKEGAN MOCLDY 57 49 74 NW6 30.13R TC 14
DUPAGE AIRPORT CLOUDY 58 49 72 NW12 30.15R TC 14
WHEELING CLOUDY 61 50 67 NW9 30.14R TC 16
MORRIS* CLOUDY 61 50 67 NW10 30.14S TC 16
NORTHERLY ISL* N/A 63 49 60 NW10 N/A TC 17
LMZ740>746-200600-
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 48 1018.5R 1
WAUKEGAN HARBOR 58 51 300/ 6/ 10 1019.8R 1
WILMETTE BUOY 57 350/ 4/ 6 1021.3R 1
CHICAGO BUOY 59 53 330/ 8/ 10 1018.4R 1
HARRISON CRIB 63 320/ 14/ 15 N/A
NORTHERLY ISL 63 290/ 8/ 12 N/A
CALUMET HARBOR 280/ 4/ 10 1019.7
BURNS HARBOR 58 50/ 4/ 6 1020.3R
MICHIGAN CITY 58 30/ 7/ 7 1018.9R
ST. JOSEPH BUOY 55 350/ 4/ 4 1020.2F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-200600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-200600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 59 53 80 NW10 30.16F TC 15
TAYLORVILLE MOCLDY 59 54 82 N13 30.15S TC 15
ILZ033-039-045-046-055>057-062-063-200600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-200600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-200600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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