041
ASUS43 KLOT 161558
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CDT SUN AUG 16 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.
ILZ001-002-007-009-015-016-024-161700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 82 76 81 W7 30.02R HX 89 TC 28
ILZ003-004-008-010-011-017-018-161700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 81 74 79 W10 30.00R HX 86 TC 27
ILZ005-006-012>014-019>023-161700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 80 73 79 W10 29.96S HX 84 TC 27
CHICAGO-MIDWAY PTSUNNY 79 74 84 W12 29.96F HX 82 TC 26
AURORA CLOUDY 80 74 81 W9 29.99R HX 85 TC 27
WAUKEGAN CLOUDY 78 74 87 W8 29.95S HX 81 TC 26
DUPAGE AIRPORT CLOUDY 79 73 82 W10 29.98R HX 82 TC 26
WHEELING CLOUDY 79 73 82 NW12 29.98R HX 82 TC 26
NORTHERLY ISL* N/A 79 71 76 SW6 N/A HX 82 TC 26
LMZ740>746-161700-
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 77 74 260/ 6/ 10 1017.5S 1
WAUKEGAN HARBOR 77 74 280/ 8/ 12 1015.2R 1
WILMETTE BUOY 76 340/ 6/ 8 1017.6S 1
CHICAGO BUOY 77 72 1013.5F 1/ 3
HARRISON CRIB 78 270/ 10/ 11 N/A
NORTHERLY ISL 78 240/ 6/ 9 N/A
CALUMET HARBOR 230/ 3/ 6 1014.9
MICHIGAN CITY 74 230/ 14/ 15 1013.4
MICH CITY BUOY 74 74 230/ 8/ 12 N/A 2/ 3
ST. JOSEPH BUOY 74 74 260/ 8/ 10 1015.5R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-161700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-161700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD MOSUNNY 84 77 79 W9 30.05R HX 94 TC 29
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-161700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 77 73 88 W8 30.08R TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-161700-
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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