712
ASUS43 KLOT 161401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-161500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 76 74 93 W5 30.01S TC 24
STERLING* CLOUDY 76 76 100 W9 30.02S TC 24
SAVANNA* CLOUDY 76 74 93 W3 30.01S TC 24
ILZ003-004-008-010-011-017-018-161500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 76 73 91 W7 30.01S TC 24
FREEPORT* PTSUNNY 77 75 95 W9 30.02F TC 25
ILZ005-006-012>014-019>023-161500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 75 74 96 W7 29.98R TC 24
CHICAGO-MIDWAY CLOUDY 75 74 96 W7 29.98R TC 24
AURORA CLOUDY 75 74 96 W7 29.99S TC 24
WAUKEGAN CLOUDY 76 75 97 W6 29.97R TC 24
DUPAGE AIRPORT CLOUDY 74 74 100 W6 29.99S TC 23
WHEELING CLOUDY 77 74 90 W8 29.99R TC 25
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 75 72 90 W5 N/A TC 24
LMZ740>746-161500-
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 76 74 220/ 6/ 8 1016.3R 0
WAUKEGAN HARBOR 76 74 290/ 8/ 10 1015.4R 0
WILMETTE BUOY 75 270/ 4/ 6 1017.8R 1
CHICAGO BUOY 75 72 1014.1R 1
HARRISON CRIB 75 270/ 10/ 11 N/A
NORTHERLY ISL 74 260/ 5/ 8 N/A
CALUMET HARBOR 74 250/ 4/ 7 1015.3
MICHIGAN CITY 74 230/ 14/ 15 1013.6R
MICH CITY BUOY 74 73 250/ 12/ 16 N/A 2/ 3
ST. JOSEPH BUOY 74 74 240/ 14/ 17 1015.6R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-161500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 80 77 90 VRB3 30.03F HX 87 TC 27
MACOMB* MOSUNNY 80 79 96 W5 30.05S HX 86 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-161500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 77 77 100 W9 30.05R TC 25
DECATUR CLOUDY 77 74 90 NW5 30.03S TC 25
PEORIA CLOUDY 77 74 90 SW3 30.02S TC 25
SPRINGFIELD PTSUNNY 77 75 93 CALM 30.02F TC 25
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 76 74 93 W6 30.03F TC 24
MATTOON PTSUNNY 74 73 97 S3 30.02F TC 23
ILZ079-100>102-161500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 81 75 83 VRB5 30.04F HX 86 TC 27
CAHOKIA* PTSUNNY 83 73 72 S3 30.03F HX 89 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 84 73 70 W8 30.06R HX 91 TC 29
MT. VERNON PTSUNNY 84 73 69 W6 30.06S HX 90 TC 29
SALEM* N/A 82 76 82 MISG 30.05F HX 88 TC 28
ILZ067-068-072-073-078-083-087-091-161500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 81 74 79 NW6 30.06R HX 86 TC 27
FAIRFIELD* MOSUNNY 81 73 76 CALM 30.06S HX 86 TC 27
HARRISBURG* MOSUNNY 86 76 70 W6 30.06F HX 96 TC 30
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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