725
ASUS43 KLOT 282308
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-290000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 85 69 58 N6 29.86R HX 89 TC 29
STERLING* SUNNY 84 66 54 N5 29.88S HX 86 TC 29
SAVANNA* SUNNY 84 63 49 N7 29.88S HX 85 TC 29
ILZ003-004-008-010-011-017-018-290000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 84 60 44 N8 29.88S HX 84 TC 29
FREEPORT* SUNNY 82 66 58 N6 29.91S HX 84 TC 28
DE KALB* SUNNY 80 65 62 N5 29.89S HX 81 TC 26
ILZ005-006-012>014-019>023-290000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 76 53 44 NE18 29.88R TC 24
CHICAGO-MIDWAY SUNNY 76 56 49 NE13 29.88R TC 24
AURORA SUNNY 81 63 54 NE8 29.87R HX 82 TC 27
JOLIET* SUNNY 81 63 54 NE9 29.87R HX 82 TC 27
WAUKEGAN SUNNY 72 58 61 NE8 29.88S TC 22
DUPAGE AIRPORT SUNNY 78 62 57 NE12 29.87R HX 80 TC 26
KANKAKEE* SUNNY 77 65 66 NE12 29.87R TC 25
WHEELING SUNNY 74 53 48 NE10G20 29.90R TC 23
ROMEOVILLE* SUNNY 79 63 57 NE12 29.87S HX 80 TC 26
NORTHERLY ISL* N/A 72 60 66 NW10 N/A TC 22
LMZ740>746-290000-
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 69 1020.5 4/ 5
WAUKEGAN HARBOR 69 68 1012.9 3/ 5
WILMETTE BUOY 71 30/ 16/ 21 1014.2F 4/ 6
CHICAGO BUOY 71 68 360/ 12 1010.8 4/ 6
HARRISON CRIB 71 360/ 18/ 19 N/A
NORTHERLY ISL 73 340/ 5/ 14 N/A
CALUMET HARBOR 72 330/ 8/ 13 1011.8
BURNS HARBOR 1012.2R
MICHIGAN CITY 72 360/ 17/ 19 1009.7F
MICH CITY BUOY 71 73 360/ 16/ 19 N/A 5/ 6
ST. JOSEPH BUOY 70 71 350/ 14/ 19 1012.0R 5/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-290000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 85 73 67 NE6 29.85S HX 91 TC 29
MACOMB* MOSUNNY 83 74 73 CALM 29.89S HX 90 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-290000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 81 70 69 N9 29.87F HX 84 TC 27
DECATUR PTSUNNY 79 70 74 NE9 29.85S HX 82 TC 26
PEORIA MOSUNNY 84 67 56 N9 29.86R HX 86 TC 29
LACON* SUNNY 82 65 56 CALM 29.86R HX 84 TC 28
LINCOLN* MOSUNNY 82 72 69 N7 29.86S HX 87 TC 28
SPRINGFIELD MOSUNNY 81 71 71 N8 29.85S HX 85 TC 27
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-290000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 78 66 66 N10 29.85S HX 80 TC 26
DANVILLE* N/A 79 67 67 N10G16 29.85S HX 81 TC 26
MATTOON PTSUNNY 79 69 71 N10 29.84R HX 81 TC 26
ILZ079-100>102-290000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 77 74 N8 29.84R HX 97 TC 30
CAHOKIA* PTSUNNY 88 76 67 NE7 29.81R HX 99 TC 31
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-290000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 87 82 86 CALM 29.79S HX 106 TC 31
EFFINGHAM* PTSUNNY 78 74 86 N3 29.85S HX 81 TC 26
MT. VERNON PTSUNNY 86 71 60 N5 29.81S HX 91 TC 30
CENTRALIA* PTSUNNY 85 76 73 NE3 29.82R HX 95 TC 30
SALEM* PTSUNNY 83 76 78 MISG 29.83R HX 91 TC 29
ILZ067-068-072-073-078-083-087-091-290000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 80 72 76 N9 29.80 HX 84 TC 27
FAIRFIELD* PTSUNNY 83 73 71 N6 29.80S HX 89 TC 28
HARRISBURG* PTSUNNY 86 78 77 N10 29.79R HX 98 TC 30
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page