Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 012157
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT THU OCT 01 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.
ILZ001-002-007-009-015-016-024-012300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 65 63 93 N10G17 29.91R TC 18
$$
ILZ003-004-008-010-011-017-018-012300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
$$
ILZ005-006-012>014-019>023-012300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE RAIN 64 62 93 N15 29.88S FOG TC 18
CHICAGO-MIDWAY LGT RAIN 65 64 97 N15 29.88S FOG TC 18
AURORA RAIN 64 63 96 N14 29.88R FOG TC 18
WAUKEGAN LGT RAIN 63 62 97 N7 29.89S TC 17
DUPAGE AIRPORT HVY RAIN 64 62 93 NE12 29.89S FOG TC 18
WHEELING RAIN 63 62 97 N7G17 29.91S FOG TC 17
NORTHERLY ISL* N/A 63 61 93 N13 N/A TC 17
$$
LMZ740>746-012300-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 63 62 340/ 12/ 16 1009.1F 2/ 3
WAUKEGAN HARBOR 63 64 330/ 14/ 19 1012.9F 2/ 4
WILMETTE BUOY 64 30/ 14/ 19 1014.2R 2/ 3
CHICAGO BUOY 65 64 360/ 14/ 19 1010.9S 1/ 2
HARRISON CRIB 64 360/ 15/ 18 N/A
NORTHERLY ISL 64 330/ 8/ 9 N/A
CALUMET HARBOR 260/ 2/ 4 1011.5
MICHIGAN CITY 68 230/ 11/ 11 1010.7R
MICH CITY BUOY 66 63 260/ 6/ 8 N/A 1
ST. JOSEPH BUOY 65 62 260/ 6/ 6 1012.4R 0
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-012300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-012300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 79 68 69 NW8 29.85S HX 81 TC 26
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-012300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-012300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 88 63 42 S13 29.83F HX 88 TC 31
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-012300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
$$
ILZ067-068-072-073-078-083-087-091-012300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$