811
ASUS43 KLOT 312056
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT FRI JUL 31 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.
ILZ001-002-007-009-015-016-024-312200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 78 73 84 S12 29.74F HX 81 TC 26
ILZ003-004-008-010-011-017-018-312200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 71 66 84 SE10G21 29.86F TC 22
ILZ005-006-012>014-019>023-312200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 72 66 81 S7 29.90F TC 22
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 73 64 73 S17G26 29.88F TC 23
WAUKEGAN LGT RAIN 72 67 84 S6 29.91S TC 22
DUPAGE AIRPORT CLOUDY 70 64 81 SE6 29.88F TC 21
WHEELING LGT RAIN 72 66 81 S6 29.92F TC 22
NORTHERLY ISL* N/A 74 64 71 SE9 N/A TC 23
LMZ740>746-312200-
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 71 150/ 6/ 6 1011.3F 1/ 3
WAUKEGAN HARBOR 71 70 190/ 4/ 6 1013.6F 1/ 3
WILMETTE BUOY 73 160/ 10/ 14 1015.8F 1/ 3
CHICAGO BUOY 75 72 1011.8F 1/ 3
HARRISON CRIB 76 160/ 14/ 16 N/A
NORTHERLY ISL 74 140/ 6/ 12 N/A
CALUMET HARBOR 76 140/ 7/ 8 1013.2
BURNS HARBOR 1013.5F
MICHIGAN CITY 79 160/ 7/ 8 1011.2F
MICH CITY BUOY 76 74 160/ 4/ 4 N/A 0
ST. JOSEPH BUOY 75 73 170/ 4/ 4 1014.1F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-312200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 81 73 78 S13G21 29.78F HX 85 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-312200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 74 70 87 SE14G24 29.84F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-312200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-312200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 77 72 83 SE13 29.86F TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-312200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 73 72 94 SE8 29.90F TC 23
ILZ067-068-072-073-078-083-087-091-312200-
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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