748
ASUS43 KLOT 200301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT WED AUG 19 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.
ILZ001-002-007-009-015-016-024-200400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE NOT AVBL
ILZ003-004-008-010-011-017-018-200400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 69 62 78 E6 29.98R TC 21
ILZ005-006-012>014-019>023-200400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 72 57 59 E8 29.96R TC 22
CHICAGO-MIDWAY CLOUDY 73 58 59 NE13 29.96R TC 23
AURORA NOT AVBL
WAUKEGAN MOCLDY 67 57 70 NE3 29.97R TC 19
DUPAGE AIRPORT NOT AVBL
WHEELING NOT AVBL
NORTHERLY ISL* N/A 72 57 59 NE14 N/A TC 22
LMZ740>746-200400-
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 40/ 10/ 16 1011.4S 2/ 3
WAUKEGAN HARBOR 74 74 20/ 12/ 16 1015.6R 2/ 3
WILMETTE BUOY 73 100/ 14/ 17 1017.5R 2/ 3
CHICAGO BUOY 74 73 1013.4R 3/ 4
NORTHERLY ISL 72 40/ 11/ 12 N/A
CALUMET HARBOR 30/ 9/ 12 1014.6
MICH CITY BUOY 73 74 40/ 16/ 21 N/A 3/ 4
ST. JOSEPH BUOY 73 75 20/ 14/ 17 1015.4R 3/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-200400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 68 66 93 NE9 29.92F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-200400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON LGT RAIN 70 70 100 E3 29.94F TC 21
DECATUR LGT RAIN 74 71 91 N22G32 29.95R TC 23
PEORIA CLOUDY 70 68 93 CALM 29.93R TC 21
SPRINGFIELD NOT AVBL
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN TSTM 72 70 93 E5 29.93R TC 22
MATTOON PTCLDY 74 72 93 S6 29.91F TC 23
ILZ079-100>102-200400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* MOCLDY 76 74 93 CALM 29.92R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-200400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 75 70 84 CALM 29.93R TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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