326
ASUS43 KLOT 310201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CDT THU JUL 30 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.
ILZ001-002-007-009-015-016-024-310300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 73 65 75 E3 29.99S TC 23
STERLING* MOCLDY 71 70 96 E5 30.03R TC 22
SAVANNA* MOCLDY 73 64 74 SE3 30.02R TC 23
ILZ003-004-008-010-011-017-018-310300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 72 63 73 CALM 30.05R TC 22
FREEPORT* MOCLDY 70 69 96 SE3 30.05R TC 21
DE KALB* MOCLDY 73 64 71 CALM 30.05R TC 23
ILZ005-006-012>014-019>023-310300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 80 60 50 E5 30.02R HX 81 TC 27
CHICAGO-MIDWAY MOCLDY 80 60 50 SW5 30.02R HX 81 TC 27
AURORA PTCLDY 71 67 87 CALM 30.03R FOG TC 22
JOLIET* PTCLDY 71 66 85 CALM 30.03R TC 22
WAUKEGAN PTCLDY 70 60 70 SW3 30.02R TC 21
DUPAGE AIRPORT PTCLDY 73 65 75 CALM 30.03R TC 23
KANKAKEE* MOCLDY 72 67 85 CALM 30.04S TC 22
WHEELING PTCLDY 76 59 55 CALM 30.03R TC 24
LANSING* PTCLDY 73 64 71 CALM 30.03R TC 23
NORTHERLY ISL* N/A 72 64 76 CALM N/A TC 22
LMZ740>746-310300-
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 73 150/ 8/ 10 1015.8F 1
WAUKEGAN HARBOR 73 73 200/ 6/ 6 1016.8F 1
WILMETTE BUOY 73 180/ 4/ 6 1019.4F 1
CHICAGO BUOY 75 73 1015.3S 1/ 3
HARRISON CRIB 75 170/ 5/ 7 N/A
NORTHERLY ISL 73 CALM / 2 N/A
CALUMET HARBOR 76 90/ 3/ 5 1016.6
BURNS HARBOR 1017.3S
MICHIGAN CITY 78 130/ 4/ 5 1015.0F
MICH CITY BUOY 75 74 110/ 4/ 4 N/A 0
ST. JOSEPH BUOY 73 74 CALM 1017.4F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-310300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 75 67 76 SE5 30.00R TC 24
GALESBURG* MOCLDY 74 65 73 CALM 30.02R TC 24
MACOMB* PTCLDY 69 68 96 CALM 30.03R TC 21
JACKSONVILLE* PTCLDY 71 67 88 CALM 30.01R TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-310300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTCLDY 72 63 73 SE7 30.05R TC 22
DECATUR PTCLDY 71 64 78 SE7 30.03R TC 22
PEORIA PTCLDY 77 63 61 E3 30.02R TC 25
LACON* MOCLDY 75 62 62 SE5 30.01S TC 24
LINCOLN* PTCLDY 74 67 78 CALM 30.02S TC 23
SPRINGFIELD PTCLDY 74 66 76 SE3 30.01R TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-310300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 71 65 81 E6 30.04S TC 22
DANVILLE* MOCLDY 71 66 86 CALM 30.05R TC 22
MATTOON PTCLDY 72 66 81 S3 30.03R TC 22
ILZ079-100>102-310300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE PTCLDY 78 70 76 E5 29.97R HX 80 TC 26
CAHOKIA* PTCLDY 76 67 73 E5 29.99R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-310300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 77 71 81 CALM 30.00S TC 25
EFFINGHAM* PTCLDY 72 69 91 E3 30.05R TC 22
MARION MOCLDY 76 63 62 E3 30.02R TC 25
MT. VERNON MOCLDY 74 64 71 NE3 30.02R TC 23
CENTRALIA* PTCLDY 73 65 77 CALM 30.02R TC 23
SALEM* PTCLDY 76 67 71 MISG 30.02R TC 25
METROPOLIS* MOCLDY 72 71 97 CALM 30.01R TC 22
ILZ067-068-072-073-078-083-087-091-310300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 73 65 75 E5 30.02R TC 23
FAIRFIELD* MOCLDY 73 63 71 CALM 30.02R TC 23
HARRISBURG* MOCLDY 73 68 86 CALM 30.02R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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