972
ASUS43 KLOT 200556
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT THU AUG 20 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.
ILZ001-002-007-009-015-016-024-200700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 67 65 93 SE3 29.95S TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 75;
ILZ003-004-008-010-011-017-018-200700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 66 59 78 CALM 30.01R TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 77;
ILZ005-006-012>014-019>023-200700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 70 56 61 N7 29.97S TC 21
6HR MIN TEMP: 69; 6HR MAX TEMP: 73;
CHICAGO-MIDWAY NOT AVBL
AURORA MOCLDY 65 61 87 NE6 29.97S TC 18
6HR MIN TEMP: 65; 6HR MAX TEMP: 75;
WAUKEGAN MOCLDY 61 59 93 N5 29.98F TC 16
6HR MIN TEMP: 61; 6HR MAX TEMP: 71;
DUPAGE AIRPORT MOCLDY 65 60 84 N7 29.98S TC 18
6HR MIN TEMP: 64; 6HR MAX TEMP: 73;
WHEELING CLOUDY 68 57 68 CALM 29.99F TC 20
6HR MIN TEMP: 67; 6HR MAX TEMP: 73;
NORTHERLY ISL* N/A 72 57 59 N8 N/A TC 22
LMZ740>746-200700-
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 73 74 20/ 8/ 12 1015.2S 2/ 4
WAUKEGAN HARBOR 73 74 10/ 10/ 12 1016.0R 2/ 4
WILMETTE BUOY 73 90/ 12/ 16 1018.2R 2/ 4
CHICAGO BUOY 74 73 1013.8R 3/ 4
NORTHERLY ISL 72 30/ 12/ 14 N/A
CALUMET HARBOR 20/ 11/ 14 1014.9
MICH CITY BUOY 73 74 40/ 14/ 17 N/A 3/ 4
ST. JOSEPH BUOY 73 74 30/ 12/ 16 1015.7R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-200700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-200700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD LGT RAIN 68 67 96 N5 29.93S TC 20
6HR MIN TEMP: 68; 6HR MAX TEMP: 78; 6HR PCP: 0.03;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MATTOON MOCLDY 68 66 94 E6 29.94S TC 20
ILZ079-100>102-200700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-200700-
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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