806
ASUS43 KLOT 310311
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT THU JUL 30 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.
ILZ001-002-007-009-015-016-024-310400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 70 66 87 SE5 30.00R TC 21
STERLING* MOCLDY 70 69 97 E5 30.04R TC 21
SAVANNA* MOCLDY 72 65 79 CALM 30.03R TC 22
ILZ003-004-008-010-011-017-018-310400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 67 63 87 CALM 30.05S TC 19
FREEPORT* PTCLDY 67 66 95 CALM 30.06S TC 20
ROCHELLE* MOCLDY 66 63 88 E7 30.06R TC 19
DE KALB* PTCLDY 70 63 79 CALM 30.07R TC 21
PERU* CLOUDY 73 64 73 SE3 30.04R TC 23
ILZ005-006-012>014-019>023-310400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 78 61 55 W5 30.04R HX 80 TC 26
CHICAGO-MIDWAY PTCLDY 78 61 55 SW6 30.04R HX 80 TC 26
AURORA PTCLDY 67 67 100 CALM 30.05R TC 19
JOLIET* PTCLDY 70 66 86 CALM 30.06R TC 21
WAUKEGAN PTCLDY 71 56 58 SW5 30.04R TC 22
DUPAGE AIRPORT PTCLDY 72 66 81 CALM 30.04R TC 22
KANKAKEE* PTCLDY 68 66 94 CALM 30.06R TC 20
WHEELING CLEAR 74 61 63 CALM 30.06R TC 23
ROMEOVILLE* PTCLDY 73 66 78 S3 30.06R TC 23
LANSING* PTCLDY 69 65 85 CALM 30.05R TC 21
NORTHERLY ISL* N/A 70 65 84 CALM N/A TC 21
LMZ740>746-310400-
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 74 150/ 6/ 8 1016.5 1
WAUKEGAN HARBOR 75 72 210/ 6/ 8 1017.4 1
WILMETTE BUOY 72 200/ 4/ 6 1020.0R 1
CHICAGO BUOY 74 73 1016.2 1/ 2
HARRISON CRIB 76 160/ 4/ 4 N/A
NORTHERLY ISL 72 CALM / 2 N/A
CALUMET HARBOR 74 CALM 1017.0
BURNS HARBOR 1017.9R
MICHIGAN CITY 75 140/ 4/ 5 1015.6R
MICH CITY BUOY 74 74 150/ 2/ 4 N/A 0
ST. JOSEPH BUOY 74 74 170/ 2/ 2 1017.9R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-310400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 74 68 81 SE7 30.00S TC 23
GALESBURG* MOCLDY 73 64 75 SE3 30.03S TC 23
MACOMB* PTCLDY 68 67 98 CALM 30.04S TC 20
JACKSONVILLE* CLEAR 69 67 92 E3 30.03R TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-310400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 71 66 85 SE5 30.05R TC 22
BLOOMINGTON MOCLDY 72 63 73 SE7 30.06R TC 22
DECATUR PTCLDY 71 63 75 SE6 30.05R TC 22
PEORIA MOCLDY 76 63 64 SE6 30.03R TC 24
LACON* MOCLDY 74 62 64 SE5 30.03R TC 24
LINCOLN* PTCLDY 73 66 79 CALM 30.04R TC 23
SPRINGFIELD PTCLDY 72 66 81 SE5 30.03R TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-310400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 69 65 86 E5 30.06R TC 21
DANVILLE* MOCLDY 70 67 92 CALM 30.07R TC 21
MATTOON PTCLDY 69 65 86 SE3 30.05R TC 21
PARIS* MOCLDY 68 68 98 CALM 30.06R TC 20
ILZ079-100>102-310400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE MOCLDY 76 70 83 E3 30.00R TC 24
CAHOKIA* PTCLDY 74 67 78 SE3 30.01R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-310400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 74 70 88 CALM 30.02R TC 23
EFFINGHAM* PTCLDY 69 69 100 CALM 30.06R TC 20
MARION MOCLDY 73 63 71 CALM 30.04R TC 23
MT. VERNON MOCLDY 74 64 71 CALM 30.04R TC 23
CENTRALIA* MOCLDY 71 64 79 CALM 30.04R TC 22
SALEM* MOCLDY 74 67 77 MISG 30.04R TC 24
METROPOLIS* MOCLDY 71 70 98 CALM 30.03R TC 21
ILZ067-068-072-073-078-083-087-091-310400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 72 65 78 CALM 30.05R TC 22
FAIRFIELD* PTCLDY 71 63 76 NE3 30.03S TC 22
HARRISBURG* MOCLDY 71 68 92 CALM 30.03R TC 22
ROBINSON* PTCLDY 68 68 100 SW6 30.04R TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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