Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 290501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT THU OCT 29 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS 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 PTCLDY 67 49 52 S14 30.03F TC 19
STERLING* MOCLDY 66 48 52 VRB6 30.05F TC 19
SAVANNA* PTCLDY 65 51 62 S9 30.03S TC 18
$$
ILZ003-004-008-010-011-017-018-290600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 64 50 60 S12 30.06S TC 18
FREEPORT* MOCLDY 66 52 60 S14G20 30.05S TC 19
DE KALB* PTCLDY 61 51 67 S15 30.08F TC 16
$$
ILZ005-006-012>014-019>023-290600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 67 48 50 S13G25 30.06F TC 19
CHICAGO-MIDWAY MOCLDY 66 48 52 S13 30.08F TC 19
AURORA MOCLDY 63 50 62 S8 30.08F TC 17
JOLIET* CLOUDY 68 49 51 S10G16 30.09F TC 20
WAUKEGAN PTCLDY 68 49 50 SW16G25 30.04F TC 20
DUPAGE AIRPORT CLOUDY 65 49 56 S13 30.08F TC 18
WHEELING PTCLDY 67 49 52 SW12 30.08F TC 19
LANSING* PTCLDY 60 48 62 S8 30.11F TC 16
NORTHERLY ISL* N/A 67 46 47 S15 N/A TC 19
$$
LMZ740>746-290600-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 65 55 1016.4F
WAUKEGAN HARBOR 66 58 210/ 14/ 19 1017.5F 1/ 3
WILMETTE BUOY 66 170/ 16/ 19 1021.7F 1/ 3
HARRISON CRIB 68 210/ 24/ 26 N/A
NORTHERLY ISL 67 170/ 9/ 15 N/A
CALUMET HARBOR 65 180/ 10/ 14 1019.1F
MICHIGAN CITY 65 180/ 11/ 14 1018.2F
MICH CITY BUOY 63 59 190/ 10/ 12 N/A 1/ 2
ST. JOSEPH BUOY 62 58 180/ 10/ 12 1020.1F 1/ 2
$$
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 PTCLDY 64 49 57 S12 30.09S TC 18
MACOMB* PTCLDY 64 50 60 S12 30.09F TC 18
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-290600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 56 49 77 S8 30.14S TC 13
DECATUR CLEAR 57 48 72 S7 30.15R TC 14
PEORIA PTCLDY 63 49 60 S10 30.09F TC 17
SPRINGFIELD CLEAR 63 48 58 S9 30.12S TC 17
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-290600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 60 47 61 S13 30.15S TC 16
MATTOON CLEAR 63 49 60 S8G18 30.15S TC 17
$$
ILZ079-100>102-290600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* PTCLDY 64 49 57 S3 30.14S TC 18
$$
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* CLEAR 52 52 100 CALM 30.19S TC 11
EFFINGHAM* PTCLDY 59 47 65 SE5 30.18S TC 15
MARION CLEAR 57 48 72 SW3 30.18S TC 14
MT. VERNON CLEAR 49 48 97 CALM 30.18S TC 9
CENTRALIA* PTCLDY 61 50 67 S8 30.17S TC 16
SALEM* PTCLDY 65 51 61 MISG 30.16F TC 18
METROPOLIS* CLEAR 51 50 97 CALM 30.20R TC 11
$$
ILZ067-068-072-073-078-083-087-091-290600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 53 50 89 S5 30.18F TC 12
FAIRFIELD* CLEAR 55 49 80 CALM 30.17F TC 13
HARRISBURG* CLEAR 51 49 92 CALM 30.19S TC 11
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$