518
ASUS43 KLOT 292301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 PM CDT WED JUL 29 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.
ILZ001-002-007-009-015-016-024-300000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 84 61 45 E9 29.98F HX 84 TC 29
STERLING* SUNNY 83 60 45 E7 30.01S HX 83 TC 28
SAVANNA* SUNNY 85 60 42 E7 30.00F HX 85 TC 30
ILZ003-004-008-010-011-017-018-300000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 83 55 38 VRB3 30.01S HX 82 TC 28
FREEPORT* SUNNY 83 59 43 NE3 30.03S HX 83 TC 29
DE KALB* SUNNY 80 56 42 NE9 30.02S HX 80 TC 27
ILZ005-006-012>014-019>023-300000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SUNNY 78 50 37 NE12 30.00F TC 26
CHICAGO-MIDWAY SUNNY 78 53 41 NE10 30.00S TC 26
AURORA SUNNY 81 55 40 NE10 30.00S HX 81 TC 27
JOLIET* SUNNY 82 56 42 NE10 30.00R HX 81 TC 28
WAUKEGAN SUNNY 76 54 46 N7 30.01F TC 24
DUPAGE AIRPORT SUNNY 79 53 40 NE13 30.00S TC 26
KANKAKEE* SUNNY 77 61 56 NE7 30.01S TC 25
WHEELING MOSUNNY 78 50 37 NE9 30.02F TC 26
ROMEOVILLE* SUNNY 81 57 44 N7G16 30.00F HX 81 TC 27
LANSING* SUNNY 75 57 52 N7 30.01S TC 24
NORTHERLY ISL* N/A 73 61 65 N8 N/A TC 23
LMZ740>746-300000-
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 1016.0F 2/ 4
WAUKEGAN HARBOR 71 71 1016.8F 1/ 4
WILMETTE BUOY 71 50/ 10/ 12 1019.1F 2/ 4
CHICAGO BUOY 72 72 10/ 10 1015.1F 2/ 4
NORTHERLY ISL 74 20/ 7/ 10 N/A
CALUMET HARBOR 73 330/ 7/ 11 1016.3
BURNS HARBOR 1016.6S
MICH CITY BUOY 71 73 360/ 12/ 14 N/A 2/ 4
ST. JOSEPH BUOY 70 71 360/ 10/ 12 1016.8F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-300000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 83 64 52 NE9 29.97F HX 84 TC 28
GALESBURG* SUNNY 82 61 48 NE9 30.00F HX 82 TC 28
MACOMB* SUNNY 82 65 57 CALM 30.01S HX 84 TC 28
JACKSONVILLE* SUNNY 83 62 50 NE7 29.97F HX 83 TC 28
ILZ028>032-037-038-041>044-048-051>054-059>061-300000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 82 62 50 N13 30.00S HX 83 TC 28
DECATUR SUNNY 81 64 56 NE8 29.98S HX 82 TC 27
PEORIA SUNNY 83 58 42 NE8 29.98F HX 83 TC 28
LACON* SUNNY 81 59 46 NE5 29.99S HX 82 TC 27
LINCOLN* SUNNY 83 63 50 N7 29.98S HX 84 TC 28
SPRINGFIELD SUNNY 82 62 50 N9 29.97S HX 83 TC 28
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-300000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 79 63 57 N6 29.98S HX 80 TC 26
DANVILLE* N/A 81 62 53 NE3 29.99S VSB 1/4 HX 82
MATTOON MOSUNNY 81 65 58 N9 29.96S HX 83 TC 27
ILZ079-100>102-300000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* SUNNY 85 64 49 NE9 29.94S HX 86 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-300000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* SUNNY 85 71 61 CALM 29.91S HX 90 TC 30
EFFINGHAM* SUNNY 82 68 62 CALM 29.97S HX 85 TC 28
MT. VERNON SUNNY 84 67 56 NE7 29.94S HX 86 TC 29
CENTRALIA* SUNNY 84 67 57 CALM 29.94S HX 86 TC 29
SALEM* SUNNY 83 67 58 MISG 29.95S HX 86 TC 28
ILZ067-068-072-073-078-083-087-091-300000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 82 66 58 N7 29.93F HX 84 TC 28
FAIRFIELD* SUNNY 82 66 58 NE7 29.93S HX 83 TC 28
HARRISBURG* MOSUNNY 83 71 67 NE5 29.93S HX 87 TC 28
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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