118
ASUS43 KLOT 301410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM 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.
ILZ001-002-007-009-015-016-024-301500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 70 60 70 SE3 30.09R TC 21
STERLING* SUNNY 72 61 68 VRB3 30.11S TC 22
SAVANNA* SUNNY 72 58 62 S3 30.11R TC 22
ILZ003-004-008-010-011-017-018-301500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 73 53 49 SW3 30.11S TC 23
FREEPORT* SUNNY 72 62 71 CALM 30.13R TC 22
ROCHELLE* SUNNY 70 56 60 CALM 30.12R TC 21
DE KALB* SUNNY 74 57 56 S5 30.12R TC 23
PERU* SUNNY 73 61 64 S3 30.11R TC 23
ILZ005-006-012>014-019>023-301500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 76 56 49 SW5 30.09R TC 24
CHICAGO-MIDWAY MOSUNNY 76 56 49 W3 30.09R TC 24
AURORA SUNNY 73 63 70 CALM 30.10R TC 23
JOLIET* SUNNY 75 62 63 CALM 30.10S TC 24
WAUKEGAN SUNNY 73 58 59 W7 30.08S TC 23
DUPAGE AIRPORT SUNNY 73 58 59 CALM 30.09S TC 23
KANKAKEE* SUNNY 72 62 70 CALM 30.11S TC 22
WHEELING MOSUNNY 75 55 49 W3 30.10S TC 24
LANSING* SUNNY 73 62 68 CALM 30.10R TC 23
NORTHERLY ISL* N/A 75 62 64 NE5 N/A TC 24
LMZ740>746-301500-
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 1018.1 1
WAUKEGAN HARBOR 71 70 1018.9 1
WILMETTE BUOY 70 350/ 2/ 4 1021.8R 1
CHICAGO BUOY 72 72 20/ 4 1018.0 1/ 3
NORTHERLY ISL 75 260/ 1/ 6 N/A
CALUMET HARBOR 77 CALM / 1 1018.7
BURNS HARBOR 1019.3S
MICH CITY BUOY 72 72 320/ 4/ 6 N/A 1/ 4
ST. JOSEPH BUOY 72 71 20/ 2/ 2 1019.7R 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-301500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 72 64 76 SE6 30.07S TC 22
GALESBURG* SUNNY 71 60 67 E5 30.10S TC 22
MACOMB* SUNNY 70 66 85 CALM 30.11S TC 21
JACKSONVILLE* SUNNY 71 66 85 E3 30.08S TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-301500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 73 62 68 MISG 30.12R TC 23
BLOOMINGTON SUNNY 72 64 76 VRB6 30.12R TC 22
DECATUR SUNNY 72 64 76 E7 30.10R TC 22
PEORIA SUNNY 73 60 63 E7 30.10R TC 23
LACON* SUNNY 73 58 60 E6 30.09S TC 23
LINCOLN* SUNNY 72 65 77 SE3 30.09S TC 22
SPRINGFIELD SUNNY 72 64 76 E5 30.09R TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-301500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 72 63 73 E8 30.10R TC 22
DANVILLE* N/A 74 63 68 CALM 30.10S TC 24
MATTOON SUNNY 74 63 68 E6 30.09R TC 23
PARIS* SUNNY 73 65 75 CALM 30.10R TC 23
ILZ079-100>102-301500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 73 66 78 E5 30.07R TC 23
BELLEVILLE SUNNY 76 70 83 NE5 30.04R TC 24
CAHOKIA* SUNNY 77 66 68 E3 30.06R TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 73 68 83 NE3 30.05R TC 23
CAIRO* SUNNY 77 73 87 CALM 30.04S TC 25
EFFINGHAM* SUNNY 74 67 81 E5 30.10R TC 23
MT. VERNON SUNNY 77 65 66 E5 30.07R TC 25
CENTRALIA* SUNNY 76 66 71 CALM 30.07S TC 24
SALEM* SUNNY 75 66 74 MISG 30.07S TC 24
METROPOLIS* SUNNY 77 70 80 CALM 30.05S TC 25
ILZ067-068-072-073-078-083-087-091-301500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 74 65 73 E5 30.08R TC 23
FAIRFIELD* SUNNY 75 64 69 CALM 30.07R TC 24
HARRISBURG* SUNNY 76 70 81 E6 30.06S TC 25
ROBINSON* SUNNY 73 68 83 E3 30.08R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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