Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 041056
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT SUN OCT 04 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.
ILZ001-002-007-009-015-016-024-041200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 48 46 93 CALM 30.16R TC 9
$$
ILZ003-004-008-010-011-017-018-041200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
$$
ILZ005-006-012>014-019>023-041200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 54 47 77 SW6 30.11S TC 12
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 48 47 96 CALM 30.13S TC 9
WAUKEGAN CLEAR 53 48 83 W6 30.10R TC 12
DUPAGE AIRPORT CLEAR 50 47 89 SW6 30.13S TC 10
WHEELING PTCLDY 54 47 77 SW3 30.13S TC 12
NORTHERLY ISL* N/A 57 45 64 W9 N/A TC 14
$$
LMZ740>746-041200-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 59 63 210/ 12/ 16 1017.8S 2/ 4
WAUKEGAN HARBOR 59 62 250/ 12/ 17 1018.7S 2/ 4
WILMETTE BUOY 60 190/ 16/ 19 1020.7F 2/ 4
CHICAGO BUOY 61 63 240/ 14/ 19 1018.5S 1/ 3
HARRISON CRIB 64 240/ 14/ 15 N/A
NORTHERLY ISL 58 230/ 6/ 8 N/A
CALUMET HARBOR 210/ 7/ 10 1020.1
MICHIGAN CITY 57 170/ 12/ 15 1019.3S
MICH CITY BUOY 58 62 190/ 12/ 16 N/A 1/ 2
ST. JOSEPH BUOY 59 61 180/ 12/ 14 1020.7F 2/ 3
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-041200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-041200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 45 43 93 CALM 30.18R TC 7
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-041200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-041200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLEAR 46 46 100 CALM 30.18R FOG TC 8
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-041200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
$$
ILZ067-068-072-073-078-083-087-091-041200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$