858
ASUS43 KLOT 181256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-181400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 43 35 73 S12 30.43R TC 6
ILZ003-004-008-010-011-017-018-181400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 39 35 86 S6 30.45S WCI 35 TC 4
ILZ005-006-012>014-019>023-181400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 43 32 65 S8 30.45S TC 6
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 37 35 92 CALM 30.46S TC 3
WAUKEGAN CLEAR 43 36 76 SW10 30.43S TC 6
DUPAGE AIRPORT CLEAR 40 34 79 S7 30.46S TC 4
WHEELING CLEAR 45 33 63 SW7 30.46S TC 7
NORTHERLY ISL* N/A 45 29 53 S10 N/A TC 7
LMZ740>746-181400-
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 47 57 1027.3S
WAUKEGAN HARBOR 47 55 210/ 14/ 19 1028.5R 1/ 4
WILMETTE BUOY 49 170/ 16/ 21 1031.1R 2/ 3
CHICAGO BUOY 49 58 220/ 16/ 19 1030.2R 1/ 3
HARRISON CRIB 48 210/ 16/ 18 N/A
NORTHERLY ISL 44 170/ 6/ 8 N/A
CALUMET HARBOR 200/ 7/ 10 1031.7
MICHIGAN CITY 43 180/ 10/ 12 1032.4R
MICH CITY BUOY 47 60 200/ 12/ 17 N/A 1/ 3
ST. JOSEPH BUOY 49 59 200/ 14/ 17 1032.8R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-181400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-181400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 42 35 76 S8 30.49R TC 6
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-181400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 37 36 93 CALM 30.51R TC 3
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 35 34 96 CALM 30.52R TC 2
ILZ067-068-072-073-078-083-087-091-181400-
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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