716
ASUS43 KLOT 290701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM CDT TUE SEP 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.
ILZ001-002-007-009-015-016-024-290800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 47 46 97 E5 30.02S TC 8
STERLING* CLEAR 52 51 97 E3 30.05S TC 11
SAVANNA* CLEAR 55 52 90 CALM 30.05R TC 13
ILZ003-004-008-010-011-017-018-290800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 52 51 97 CALM 30.06S TC 11
FREEPORT* CLEAR 53 52 95 CALM 30.07R TC 12
DE KALB* CLEAR 52 51 96 CALM 30.06R TC 11
ILZ005-006-012>014-019>023-290800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 57 55 93 CALM 30.05R TC 14
CHICAGO-MIDWAY CLEAR 58 57 97 CALM 30.05R TC 14
AURORA CLEAR 50 50 100 CALM 30.05R TC 10
JOLIET* CLEAR 53 53 100 CALM 30.05F FOG TC 12
WAUKEGAN CLEAR 48 48 100 CALM 30.05R FOG TC 9
DUPAGE AIRPORT CLEAR 51 49 92 CALM 30.05S TC 11
KANKAKEE* FOG 50 48 95 CALM 30.06F VSB 1/4 TC 10
WHEELING PTCLDY 54 53 97 N3 30.07R TC 12
ROMEOVILLE* PTCLDY 54 54 100 E3 30.05S TC 12
LANSING* FOG 51 51 100 CALM 30.05S VSB 1 TC 10
NORTHERLY ISL* N/A 60 58 92 SE1 N/A TC 16
LMZ740>746-290800-
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 61 65 280/ 2/ 4 1016.6R 0
WAUKEGAN HARBOR 61 65 240/ 4/ 4 1017.4R 0
WILMETTE BUOY 64 120/ 4/ 6 1019.1R 0
CHICAGO BUOY 64 64 160/ 4/ 6 1016.2S 1
HARRISON CRIB 63 150/ 4/ 5 N/A
NORTHERLY ISL 61 120/ 3/ 4 N/A
CALUMET HARBOR 62 90/ 4/ 5 1017.3
MICHIGAN CITY 58 120/ 6/ 8 1016.2F
MICH CITY BUOY 61 62 110/ 6/ 8 N/A 1
ST. JOSEPH BUOY 61 62 110/ 4/ 6 1017.8F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-290800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 58 44 60 SE6 30.02S TC 14
GALESBURG* CLEAR 48 48 100 CALM 30.05R TC 9
MACOMB* CLEAR 45 45 100 CALM 30.05S TC 7
JACKSONVILLE* CLEAR 49 48 99 E3 30.04S TC 9
ILZ028>032-037-038-041>044-048-051>054-059>061-290800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 55 49 80 CALM 30.05F TC 13
DECATUR CLEAR 49 47 93 CALM 30.05R TC 9
PEORIA CLEAR 54 51 90 CALM 30.04S TC 12
LACON* CLEAR 51 48 89 CALM 30.04R TC 11
SPRINGFIELD CLEAR 48 47 96 CALM 30.04S TC 9
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-290800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 51 48 89 E6 30.04S TC 11
MATTOON CLEAR 57 53 86 S3 30.03S TC 14
ILZ079-100>102-290800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLEAR 51 51 100 CALM 30.03R TC 11
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-290800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 55 54 97 CALM 30.03R TC 13
EFFINGHAM* CLEAR 51 49 93 CALM 30.05S TC 11
MARION CLEAR 54 50 87 W1 30.03R TC 12
MT. VERNON CLEAR 48 47 96 CALM 30.04R TC 9
CENTRALIA* CLEAR 51 47 89 CALM 30.04R TC 10
SALEM* CLEAR 54 49 83 MISG 30.04R TC 12
ILZ067-068-072-073-078-083-087-091-290800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 54 52 93 CALM 30.03F TC 12
FLORA* CLEAR 54 52 94 CALM 30.04S TC 12
FAIRFIELD* CLEAR 56 49 75 CALM 30.03S TC 13
HARRISBURG* CLEAR 50 48 93 CALM 30.03S TC 10
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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