838
ASUS43 KLOT 200756
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-200900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 68 66 93 E7 29.96R TC 20
ILZ003-004-008-010-011-017-018-200900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 63 58 83 N3 30.01R TC 17
ILZ005-006-012>014-019>023-200900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 67 57 70 N6 29.96R TC 19
CHICAGO-MIDWAY NOT AVBL
AURORA PTCLDY 64 59 83 CALM 29.98R TC 18
WAUKEGAN PTCLDY 60 58 92 N3 29.97S TC 16
DUPAGE AIRPORT MOCLDY 63 58 83 N5 29.97R TC 17
WHEELING PTCLDY 64 58 80 N5 29.98S TC 18
NORTHERLY ISL* N/A 71 56 58 NE10 N/A TC 22
LMZ740>746-200900-
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 74 360/ 8/ 12 1014.6F 1/ 3
WAUKEGAN HARBOR 72 74 320/ 6/ 10 1015.4F 2/ 4
WILMETTE BUOY 73 70/ 12/ 16 1017.3S 2/ 4
CHICAGO BUOY 74 73 1013.3R 3/ 4
NORTHERLY ISL 71 40/ 10/ 13 N/A
CALUMET HARBOR 20/ 10/ 14 1014.3
MICH CITY BUOY 72 74 40/ 14/ 16 N/A 3/ 4
ST. JOSEPH BUOY 72 74 30/ 12/ 16 1015.0S 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-200900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY FOG 64 64 100 N5 29.95R VSB 1/2 TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-200900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD LGT RAIN 68 67 96 CALM 29.94S TC 20
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-200900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-200900-
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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page