577
ASUS43 KLOT 270656
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM CDT MON JUL 27 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.
ILZ001-002-007-009-015-016-024-270800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 79 78 97 CALM 29.81F HX 83 TC 26
ILZ003-004-008-010-011-017-018-270800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD FOG 78 78 100 S8 29.85F VSB 1/4 HX 81
ILZ005-006-012>014-019>023-270800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 79 77 94 S8 29.82F HX 83 TC 26
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY N/A N/A N/A SW5 29.85S FOG
WAUKEGAN CLEAR 78 77 96 SW7 29.82S HX 81 TC 26
DUPAGE AIRPORT CLOUDY 78 77 96 S7 29.84S FOG HX 81
WHEELING PTCLDY 80 78 94 SW7 29.84F HX 88 TC 27
NORTHERLY ISL* N/A 79 74 84 SW6 N/A HX 82 TC 26
LMZ740>746-270800-
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 70 1010.0F 0
WAUKEGAN HARBOR 76 72 1010.8F 0
WILMETTE BUOY 78 200/ 6/ 8 1013.3F 1
CHICAGO BUOY 77 74 200/ 4 1009.4F 0
HARRISON CRIB 81 190/ 11/ 11 N/A
NORTHERLY ISL 79 190/ 4/ 8 N/A
CALUMET HARBOR 79 200/ 5/ 7 1010.8
BURNS HARBOR 1011.2F
MICHIGAN CITY 76 190/ 7/ 8 1008.8F
MICH CITY BUOY 76 75 200/ 8/ 10 N/A 1
ST. JOSEPH BUOY 75 74 190/ 8/ 8 1011.4F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-270800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-270800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DECATUR PTCLDY 79 78 97 CALM 29.86F FOG HX 83
PEORIA PTCLDY 81 79 94 S3 29.84F FOG HX 89
SPRINGFIELD PTCLDY 79 76 90 E3 29.84F HX 83 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-270800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-270800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-270800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-270800-
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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