576
ASUS43 KLOT 290003
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CDT TUE JUL 28 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.
ILZ001-002-007-009-015-016-024-290100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 83 67 58 N7 29.87R HX 85 TC 28
6HR MIN TEMP: 82; 6HR MAX TEMP: 87;
STERLING* SUNNY 83 65 54 N3 29.89R HX 85 TC 28
SAVANNA* SUNNY 82 64 53 N6 29.88S HX 84 TC 28
ILZ003-004-008-010-011-017-018-290100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 82 61 48 N10 29.89R HX 83 TC 28
6HR MIN TEMP: 82; 6HR MAX TEMP: 86;
FREEPORT* MOSUNNY 80 68 66 NE3 29.91S HX 82 TC 27
ILZ005-006-012>014-019>023-290100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 74 53 48 N14 29.89R TC 23
6HR MIN TEMP: 74; 6HR MAX TEMP: 80;
CHICAGO-MIDWAY MOSUNNY 74 52 46 N14G22 29.88S TC 23
6HR MIN TEMP: 74; 6HR MAX TEMP: 79;
AURORA SUNNY N/A N/A N/A NE7 29.88R
JOLIET* SUNNY 77 61 56 NE10 29.89R TC 25
WAUKEGAN SUNNY 71 58 63 N9 29.90R TC 22
DUPAGE AIRPORT SUNNY 75 59 57 NE9 29.89R TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 81;
KANKAKEE* SUNNY 74 61 64 N7 29.89R TC 23
WHEELING MOSUNNY 73 56 54 NE7 29.91R TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 79;
ROMEOVILLE* SUNNY 75 61 60 NE14 29.89R TC 24
NORTHERLY ISL* N/A 71 57 61 N9 N/A TC 22
LMZ740>746-290100-
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 68 1018.5F 4/ 5
WAUKEGAN HARBOR 69 69 1013.1R 3/ 4
WILMETTE BUOY 71 20/ 14/ 19 1014.7R 4/ 6
CHICAGO BUOY 71 68 340/ 8 1011.1R 4/ 6
HARRISON CRIB 71 340/ 12/ 14 N/A
NORTHERLY ISL 71 340/ 9/ 13 N/A
CALUMET HARBOR 71 330/ 11/ 15 1012.2R
BURNS HARBOR 1012.2S
MICHIGAN CITY 72 10/ 19/ 20 1009.7S
MICH CITY BUOY 71 73 10/ 16/ 19 N/A 5/ 6
ST. JOSEPH BUOY 70 71 350/ 14/ 19 1012.0F 5/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-290100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 83 75 77 NE8 29.86R HX 90 TC 28
MACOMB* PTSUNNY 82 75 79 CALM 29.89S HX 88 TC 28
ILZ028>032-037-038-041>044-048-051>054-059>061-290100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 80 70 71 NE9 29.88R HX 83 TC 27
DECATUR MOSUNNY 78 70 76 NE6 29.86R HX 80 TC 26
PEORIA MOSUNNY 81 67 62 NE7 29.86S HX 83 TC 27
6HR MIN TEMP: 80; 6HR MAX TEMP: 85;
LINCOLN* MOSUNNY 81 71 71 N5 29.86S HX 85 TC 27
SPRINGFIELD MOSUNNY 80 72 76 N6 29.85S HX 84 TC 27
6HR MIN TEMP: 80; 6HR MAX TEMP: 85;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-290100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 77 67 71 N8 29.86R TC 25
MATTOON PTSUNNY 77 70 79 N8 29.84S TC 25
ILZ079-100>102-290100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 84 75 74 NE8 29.84S HX 92 TC 29
BELLEVILLE PTSUNNY 86 79 78 N6 29.80S HX 99 TC 30
CAHOKIA* PTSUNNY 86 76 71 N10 29.82R HX 96 TC 30
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-290100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 86 82 89 CALM 29.80R HX 103 TC 30
EFFINGHAM* PTSUNNY 78 74 88 N5 29.85R HX 80 TC 26
MT. VERNON PTSUNNY 83 72 69 NE6 29.82R HX 88 TC 28
CENTRALIA* PTSUNNY 83 74 74 N3 29.83R HX 90 TC 29
SALEM* PTSUNNY 81 75 81 MISG 29.84R HX 87 TC 27
ILZ067-068-072-073-078-083-087-091-290100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 80 72 76 N8 29.80S HX 84 TC 27
FAIRFIELD* PTSUNNY 80 72 76 N5 29.81S HX 83 TC 26
HARRISBURG* PTSUNNY 84 77 80 NE8 29.80R HX 93 TC 29
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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