049
ASUS43 KLOT 301610
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 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.
ILZ001-002-007-009-015-016-024-301700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 77 60 55 S8 30.10R TC 25
STERLING* SUNNY 79 62 56 VRB6 30.11S HX 80 TC 26
SAVANNA* SUNNY 80 56 44 S5 30.10S HX 80 TC 27
ILZ003-004-008-010-011-017-018-301700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 80 57 45 VRB5 30.11S HX 80 TC 27
FREEPORT* SUNNY 79 59 49 CALM 30.12S HX 80 TC 26
ROCHELLE* SUNNY 77 59 53 SW3 30.11S TC 25
DE KALB* SUNNY 79 60 52 S6 30.11S HX 80 TC 26
ILZ005-006-012>014-019>023-301700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 82 56 40 VRB3 30.08F HX 82 TC 28
CHICAGO-MIDWAY MOSUNNY 81 53 37 CALM 30.08F HX 80 TC 27
AURORA SUNNY 80 62 54 S5 30.10S HX 81 TC 27
JOLIET* SUNNY 82 59 46 S5 30.10S HX 82 TC 28
WAUKEGAN SUNNY 80 56 43 W6 30.08F HX 80 TC 27
DUPAGE AIRPORT SUNNY 81 58 45 S3 30.09F HX 81 TC 27
KANKAKEE* SUNNY 79 61 54 CALM 30.11S HX 81 TC 26
WHEELING SUNNY 81 55 40 CALM 30.10S HX 81 TC 27
LANSING* SUNNY 80 56 43 CALM 30.10S HX 80 TC 27
NORTHERLY ISL* N/A 75 65 70 E3 N/A TC 24
LMZ740>746-301700-
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 1017.8 1
WAUKEGAN HARBOR 72 70 1018.6 0
WILMETTE BUOY 73 110/ 4/ 4 1022.3R 0
CHICAGO BUOY 74 72 110/ 6 1017.7 1/ 3
NORTHERLY ISL 74 60/ 4/ 5 N/A
CALUMET HARBOR 76 50/ 6/ 7 1019.0
BURNS HARBOR 1020.0S
MICH CITY BUOY 73 73 340/ 2/ 4 N/A 1/ 3
ST. JOSEPH BUOY 72 72 320/ 2/ 2 1019.7F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-301700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 78 64 61 SE5 30.09R HX 80 TC 26
GALESBURG* SUNNY 77 62 59 S6 30.12R TC 25
MACOMB* SUNNY 76 66 69 CALM 30.11F TC 25
JACKSONVILLE* MOSUNNY 78 66 65 E7 30.09S HX 80 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-301700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 79 64 59 MISG 30.11S HAZE HX 80
BLOOMINGTON SUNNY 80 64 58 S8 30.12R HX 82 TC 27
DECATUR SUNNY 79 63 57 SE9 30.10S HX 80 TC 26
PEORIA SUNNY 79 62 56 S8 30.10R HX 80 TC 26
LACON* SUNNY 78 60 53 SE7 30.09S HX 80 TC 26
LINCOLN* SUNNY 81 65 58 S7 30.10R HX 82 TC 27
SPRINGFIELD SUNNY 79 64 60 VRB5 30.09R HX 81 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-301700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 79 64 60 E7 30.11R HX 81 TC 26
DANVILLE* N/A 81 60 49 CALM 30.11S VSB 1/4 HX 81
MATTOON SUNNY 80 63 55 E6 30.09S HX 81 TC 27
PARIS* SUNNY 79 61 54 CALM 30.10S HX 80 TC 26
ILZ079-100>102-301700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 81 66 61 E3 30.08R HX 83 TC 27
BELLEVILLE SUNNY 82 70 67 E6 30.04F HX 85 TC 28
CAHOKIA* SUNNY 83 65 54 SE6 30.06S HX 85 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 81 70 69 CALM 30.05S HX 84 TC 27
CAIRO* SUNNY 84 72 66 CALM 30.05R HX 89 TC 29
EFFINGHAM* SUNNY 79 66 62 E6 30.10S HX 81 TC 26
MT. VERNON MOSUNNY 83 64 52 E8 30.07F HX 84 TC 28
CENTRALIA* SUNNY 83 64 52 CALM 30.07S HX 84 TC 28
SALEM* SUNNY 81 66 59 MISG 30.08R HX 83 TC 27
METROPOLIS* MOSUNNY 83 67 59 CALM 30.06R HX 85 TC 28
ILZ067-068-072-073-078-083-087-091-301700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 79 61 53 E7 30.08S HX 80 TC 26
FAIRFIELD* SUNNY 80 65 59 E6 30.07S HX 81 TC 27
HARRISBURG* SUNNY 82 70 68 E7 30.07S HX 86 TC 28
ROBINSON* SUNNY 81 64 57 E7 30.08S HX 82 TC 27
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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