597
ASUS43 KLOT 170656
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM CDT MON AUG 17 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.
ILZ001-002-007-009-015-016-024-170800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 66 65 96 CALM 30.02F TC 19
ILZ003-004-008-010-011-017-018-170800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 65 62 90 NW6 30.02S TC 18
ILZ005-006-012>014-019>023-170800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 69 61 75 NW6 29.97F TC 21
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 65 64 97 NW3 29.99F TC 18
WAUKEGAN PTCLDY 67 62 84 NW5 29.97S TC 19
DUPAGE AIRPORT CLEAR 67 62 84 NW5 29.98F TC 19
WHEELING PTCLDY 69 62 78 NW8 29.99S TC 21
NORTHERLY ISL* N/A 72 61 68 NW5 N/A TC 22
LMZ740>746-170800-
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 71 74 310/ 12/ 16 1014.6F 1/ 3
WAUKEGAN HARBOR 71 74 300/ 12/ 16 1015.4F 1/ 3
WILMETTE BUOY 73 10/ 14/ 17 1017.9F 2/ 4
CHICAGO BUOY 74 73 1013.7F 2/ 4
HARRISON CRIB 74 340/ 15/ 15 N/A
NORTHERLY ISL 72 350/ 6/ 10 N/A
CALUMET HARBOR 330/ 7/ 10 1015.1
MICHIGAN CITY 74 360/ 11/ 12 1013.0
MICH CITY BUOY 74 74 340/ 10/ 12 N/A 2/ 4
ST. JOSEPH BUOY 74 74 340/ 10/ 14 1015.0F 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-170800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-170800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 74 73 97 NW6 30.00F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-170800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-170800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-170800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT RAIN 77 75 94 CALM 29.99F TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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