304
ASUS43 KLOT 161312
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-161400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 74 72 93 W3 30.01R TC 23
STERLING* FOG 75 75 100 W8 30.02R VSB 1/2 TC 24
SAVANNA* PTSUNNY 74 73 96 W6 30.02R FOG TC 24
ILZ003-004-008-010-011-017-018-161400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 75 73 93 W8 30.01R TC 24
FREEPORT* CLOUDY 74 73 94 W6 30.02R TC 24
ILZ005-006-012>014-019>023-161400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 74 73 97 W7 29.97R FOG TC 23
CHICAGO-MIDWAY CLOUDY 73 73 100 W8 29.97R TC 23
AURORA FOG 73 73 100 W6 29.99R VSB 1/2 TC 23
WAUKEGAN CLOUDY 75 74 96 W5 29.96R TC 24
DUPAGE AIRPORT FOG 73 73 100 W5 29.98R VSB 1/2 TC 23
WHEELING CLOUDY 76 75 97 W3 29.98R TC 24
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 73 71 93 W6 N/A TC 23
LMZ740>746-161400-
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 75 74 240/ 4/ 6 1015.1 0
WAUKEGAN HARBOR 76 74 290/ 6/ 10 1015.2 0
WILMETTE BUOY 74 300/ 8/ 10 1017.5R 1
CHICAGO BUOY 74 72 1013.8 1
HARRISON CRIB 74 260/ 11/ 12 N/A
NORTHERLY ISL 73 240/ 7/ 9 N/A
CALUMET HARBOR 73 220/ 5/ 8 1014.8
MICHIGAN CITY 73 220/ 9/ 11 1013.3R
MICH CITY BUOY 73 73 240/ 10/ 16 N/A 2/ 3
ST. JOSEPH BUOY 74 74 240/ 12/ 16 1015.2R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-161400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 77 76 96 NW3 30.03S TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-161400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 76 32 20 SW8 30.03S TC 24
DECATUR MOSUNNY 75 74 96 SW6 30.03F TC 24
PEORIA PTSUNNY 74 73 97 CALM 30.02R TC 23
LINCOLN* PTSUNNY 77 77 100 CALM 30.03R TC 25
SPRINGFIELD PTSUNNY 76 74 93 CALM 30.03R TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 76 74 93 SW10G17 30.05S TC 24
MATTOON CLOUDY 75 73 93 W7 30.06R TC 24
ILZ079-100>102-161400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 79 75 89 SW6 30.06R HX 82 TC 26
BELLEVILLE PTSUNNY 79 78 96 S3 30.03R HX 85 TC 26
CAHOKIA* PTSUNNY 81 73 76 CALM 30.04R HX 86 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
MT. VERNON SUNNY 81 73 76 W5 30.06R HX 86 TC 27
CENTRALIA* MOSUNNY 79 74 85 CALM 30.06R HX 83 TC 26
ILZ067-068-072-073-078-083-087-091-161400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 78 73 84 SW3 30.05R HX 81 TC 26
FAIRFIELD* MOSUNNY 78 73 83 CALM 30.06R HX 81 TC 26
HARRISBURG* SUNNY 81 74 79 SW6 30.06S HX 87 TC 27
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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