099
ASUS43 KLOT 181556
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CDT SUN OCT 18 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.
ILZ001-002-007-009-015-016-024-181700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 57 39 51 SW15G23 30.41F TC 14
ILZ003-004-008-010-011-017-018-181700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
ILZ005-006-012>014-019>023-181700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SUNNY 56 34 43 S15G22 30.45S TC 13
CHICAGO-MIDWAY NOT AVBL
AURORA SUNNY 55 36 48 S12G22 30.46F TC 13
WAUKEGAN SUNNY 55 36 48 SW22G29 30.42S TC 13
DUPAGE AIRPORT SUNNY 55 37 50 SW10G25 30.45F TC 13
WHEELING MOSUNNY 55 34 45 SW17G25 30.45F TC 13
NORTHERLY ISL* N/A 55 29 37 S14 N/A TC 13
LMZ740>746-181700-
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 54 57 1027.2F
WAUKEGAN HARBOR 54 55 220/ 17/ 23 1028.3F 2/ 3
WILMETTE BUOY 55 180/ 17/ 23 1036.4R 2/ 3
CHICAGO BUOY 55 58 220/ 17/ 25 1030.1F 2/ 3
HARRISON CRIB 53 210/ 20/ 22 N/A
NORTHERLY ISL 53 180/ 7/ 13 N/A
CALUMET HARBOR 53 200/ 16/ 19 1031.8
MICHIGAN CITY 52 190/ 13/ 18 1032.1F
MICH CITY BUOY 54 59 210/ 14/ 23 N/A 2/ 4
ST. JOSEPH BUOY 53 58 210/ 16/ 17 1033.1R 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-181700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-181700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD SUNNY 56 34 43 S12G21 30.49F TC 13
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-181700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 57 37 47 S12 30.51F TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 57 40 52 SE5 30.51F TC 14
ILZ067-068-072-073-078-083-087-091-181700-
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
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