637
ASUS43 KLOT 290110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-290200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 81 66 60 N6 29.87S HX 83 TC 27
STERLING* PTCLDY 80 67 64 CALM 29.89S HX 82 TC 27
ILZ003-004-008-010-011-017-018-290200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 79 63 57 E9 29.90R HX 80 TC 26
ROCHELLE* PTCLDY 76 63 64 NE3 29.89S TC 25
DE KALB* CLEAR 73 64 73 NE7 29.91R TC 23
ILZ005-006-012>014-019>023-290200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 71 53 52 N18 29.90R TC 22
CHICAGO-MIDWAY MOCLDY 72 55 55 N15 29.90R TC 22
AURORA CLEAR 73 61 65 E7 29.89R TC 23
JOLIET* CLEAR 73 58 57 NE6 29.90R TC 23
WAUKEGAN CLEAR 69 58 67 N9 29.90S TC 21
DUPAGE AIRPORT CLEAR 72 58 61 NE5 29.89S TC 22
KANKAKEE* CLEAR 68 59 73 NE7 29.90R TC 20
WHEELING CLEAR 70 55 59 N12G20 29.92R TC 21
ROMEOVILLE* CLEAR 73 57 56 NE13G20 29.90R TC 23
NORTHERLY ISL* N/A 69 57 65 NW9 N/A TC 21
LMZ740>746-290200-
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 67 1013.9 4/ 5
WAUKEGAN HARBOR 69 69 1013.4 3/ 5
WILMETTE BUOY 70 40/ 16/ 19 1015.1R 5/ 6
CHICAGO BUOY 71 68 20/ 16 1011.3 5/ 6
HARRISON CRIB 71 360/ 17/ 21 N/A
NORTHERLY ISL 71 360/ 7/ 14 N/A
CALUMET HARBOR 70 330/ 9/ 12 1012.4R
BURNS HARBOR 1012.5R
MICHIGAN CITY 71 360/ 18/ 20 1010.5R
MICH CITY BUOY 71 73 360/ 16/ 19 N/A 5/ 6
ST. JOSEPH BUOY 71 71 360/ 16/ 19 1012.4R 6/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-290200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 81 73 76 NE8 29.87R HX 86 TC 27
GALESBURG* PTCLDY 77 69 77 NE6 29.90R TC 25
MACOMB* PTCLDY 78 75 90 CALM 29.90R HX 82 TC 26
JACKSONVILLE* MOCLDY 78 74 86 NE3 29.87R HX 80 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-290200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 75 66 73 MISG 29.88S TC 24
BLOOMINGTON CLEAR 78 70 76 N7 29.89R HX 80 TC 26
DECATUR CLEAR 74 70 87 NE5 29.87R TC 23
PEORIA CLEAR 79 67 66 NE5 29.87R HX 81 TC 26
LACON* CLEAR 76 66 72 CALM 29.87S TC 24
LINCOLN* CLEAR 78 71 78 N3 29.87S HX 80 TC 26
SPRINGFIELD PTCLDY 78 72 81 NE3 29.86R HX 80 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-290200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 74 66 76 N7 29.87R TC 23
DANVILLE* CLEAR 71 63 75 CALM 29.88R TC 22
MATTOON MOCLDY 74 69 85 N7 29.85R TC 23
PARIS* CLEAR 73 65 74 N5 29.86R TC 23
ILZ079-100>102-290200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 81 72 74 NE7 29.85R HX 84 TC 27
BELLEVILLE MOCLDY 85 79 83 N6 29.81R HX 98 TC 29
CAHOKIA* MOCLDY 84 76 76 NE5 29.83R HX 93 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-290200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 84 81 91 CALM 29.80S HX 98 TC 29
EFFINGHAM* MOCLDY 76 74 92 NW5 29.87R TC 25
MARION CLOUDY 83 74 73 N3 29.82S HX 89 TC 28
MT. VERNON MOCLDY 80 72 76 N5 29.83R HX 84 TC 27
CENTRALIA* MOCLDY 81 74 79 CALM 29.84R HX 85 TC 27
SALEM* MOCLDY 79 73 83 MISG 29.85R HX 82 TC 26
METROPOLIS* CLOUDY 84 76 78 CALM 29.80S HX 93 TC 29
ILZ067-068-072-073-078-083-087-091-290200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 77 72 84 NW6 29.82R TC 25
FAIRFIELD* PTCLDY 77 72 82 N3 29.82S TC 25
HARRISBURG* CLOUDY 82 77 85 N5 29.81R HX 89 TC 28
ROBINSON* MOCLDY 77 73 88 N7 29.82R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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