917
ASUS43 KLOT 190056
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT TUE AUG 18 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.
ILZ001-002-007-009-015-016-024-190200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 77 69 76 SW6 29.91R TC 25
ILZ003-004-008-010-011-017-018-190200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 74 69 85 SW3 29.93R TC 23
ILZ005-006-012>014-019>023-190200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 76 67 73 SW7 29.90F TC 24
CHICAGO-MIDWAY NOT AVBL
AURORA PTCLDY 74 68 81 S7 29.91S TC 23
WAUKEGAN CLOUDY 72 69 90 W6 29.90R TC 22
DUPAGE AIRPORT PTCLDY 75 68 78 S9 29.90F TC 24
WHEELING CLOUDY 76 66 71 SW5 29.92R TC 24
ROMEOVILLE* CLOUDY 77 73 88 S6 29.93R TC 25
NORTHERLY ISL* N/A 76 64 66 S9 N/A TC 24
LMZ740>746-190200-
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 74 74 200/ 8/ 10 1011.3R 1
WAUKEGAN HARBOR 76 74 230/ 10/ 14 1013.5R 1
WILMETTE BUOY 76 220/ 8/ 12 1015.8F 1/ 3
CHICAGO BUOY 76 73 1011.9F 1/ 3
NORTHERLY ISL 76 200/ 9/ 11 N/A
CALUMET HARBOR 200/ 6/ 8 1013.1
MICH CITY BUOY 75 74 200/ 6/ 8 N/A 1/ 3
ST. JOSEPH BUOY 75 74 210/ 10/ 14 1014.1F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-190200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-190200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 77 68 73 SW5 29.95R TC 25
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-190200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-190200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 79 70 73 S5 29.96R HX 81 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 79 70 73 SE7 29.95F HX 81 TC 26
ILZ067-068-072-073-078-083-087-091-190200-
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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