240
ASUS43 KLOT 290512
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM 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.
ILZ001-002-007-009-015-016-024-290600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 69 67 93 CALM 29.92S TC 21
STERLING* CLEAR 66 65 96 E6 29.96R TC 19
SAVANNA* CLEAR 69 62 78 NE3 29.94S TC 21
ILZ003-004-008-010-011-017-018-290600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 67 55 65 E3 29.97R TC 19
FREEPORT* CLEAR 63 62 95 CALM 29.98R TC 17
ROCHELLE* CLEAR 63 56 79 CALM 29.97R TC 17
DE KALB* CLEAR 63 57 80 NE3 29.97R TC 17
PERU* CLEAR 66 57 72 E6 29.96R TC 19
ILZ005-006-012>014-019>023-290600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 68 59 73 NE9 29.94R TC 20
CHICAGO-MIDWAY CLEAR 69 60 73 N7 29.93R TC 21
AURORA CLEAR N/A N/A N/A N5 29.95R
JOLIET* CLEAR 68 59 71 NE6 29.94S TC 20
WAUKEGAN CLEAR 63 59 87 N6 29.94R TC 17
DUPAGE AIRPORT CLEAR 63 56 78 NE6 29.95R TC 17
KANKAKEE* CLEAR 62 58 84 N7 29.93S TC 17
WHEELING PTCLDY 65 59 81 N5 29.95S TC 18
ROMEOVILLE* CLOUDY 66 61 82 N8 29.95R TC 19
NORTHERLY ISL* N/A 68 61 78 N9 N/A TC 20
LMZ740>746-290600-
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 1012.1 3/ 6
WAUKEGAN HARBOR 67 68 1014.5 3/ 6
WILMETTE BUOY 70 40/ 10/ 14 1016.2R 5/ 6
CHICAGO BUOY 72 70 30/ 14 1012.5 5/ 6
HARRISON CRIB 72 20/ 15/ 17 N/A
NORTHERLY ISL 69 350/ 9/ 12 N/A
CALUMET HARBOR 71 350/ 8/ 11 1013.5
BURNS HARBOR 1013.5S
MICHIGAN CITY 71 10/ 20/ 21 1011.2R
MICH CITY BUOY 72 73 10/ 14/ 21 N/A 6/ 7
ST. JOSEPH BUOY 71 71 20/ 14/ 17 1013.7R 6/ 7
ILZ025>027-034>036-040-047-049-050-058-095>099-290600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 75 71 87 E5 29.91S TC 24
GALESBURG* PTCLDY 67 67 100 CALM 29.95R TC 20
MACOMB* PTCLDY 70 70 100 CALM 29.95R TC 21
JACKSONVILLE* MOCLDY 72 72 100 CALM 29.92R TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-290600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 64 56 76 MISG 29.95R TC 18
BLOOMINGTON CLEAR 66 64 93 NE7 29.96R TC 19
DECATUR CLEAR 66 63 90 E7 29.93R TC 19
PEORIA PTCLDY 71 67 87 CALM 29.93R TC 22
LACON* CLEAR 68 60 76 E7 29.94R TC 20
LINCOLN* CLEAR 70 70 100 NE3 29.93R TC 21
SPRINGFIELD PTCLDY 71 70 96 CALM 29.92R TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-290600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 67 57 70 NE10 29.93R TC 19
DANVILLE* N/A 60 59 94 CALM 29.93R TC 16
MATTOON CLEAR 66 62 87 N5 29.91R TC 19
PARIS* CLEAR 64 59 82 N5 29.92S TC 18
ILZ079-100>102-290600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 70 93 CALM 29.91R TC 23
CAHOKIA* CLEAR 76 72 87 NE5 29.90R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-290600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 82 79 91 CALM 29.85R HX 92 TC 28
EFFINGHAM* CLEAR 70 69 97 N3 29.93R TC 21
MARION CLEAR 74 73 98 N6 29.89R TC 23
MT. VERNON CLEAR 72 70 93 N6 29.89R TC 22
CENTRALIA* CLEAR 73 70 89 CALM 29.90R TC 23
SALEM* CLEAR 72 70 93 MISG 29.90R TC 22
METROPOLIS* MOCLDY 77 71 82 CALM 29.87R TC 25
ILZ067-068-072-073-078-083-087-091-290600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 70 67 90 N8 29.89R TC 21
FAIRFIELD* CLEAR 72 68 87 N7 29.88R TC 22
HARRISBURG* CLEAR 74 72 96 N3 29.88R TC 23
ROBINSON* MOCLDY 68 68 100 N5 29.89R TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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