099
ASUS43 KLOT 180958
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-181100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 41 33 73 S6 30.40S TC 5
ILZ003-004-008-010-011-017-018-181100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 39 34 82 S7 30.43R WCI 34 TC 4
ILZ005-006-012>014-019>023-181100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 44 34 67 SW6 30.43R TC 7
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 36 34 92 CALM 30.44R TC 2
WAUKEGAN CLEAR 42 35 76 SW9 30.41R TC 6
DUPAGE AIRPORT CLEAR 40 35 83 SW7 30.44R TC 4
WHEELING PTCLDY 43 35 73 SW6 30.44R TC 6
NORTHERLY ISL* N/A 46 29 51 S7 N/A TC 8
LMZ740>746-181100-
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 48 56 1025.4R
WAUKEGAN HARBOR 48 56 220/ 14/ 17 1027.9R 1/ 3
WILMETTE BUOY 51 180/ 16/ 21 1030.1R 2/ 3
CHICAGO BUOY 51 58 220/ 14/ 19 1029.2R 1/ 3
HARRISON CRIB 49 210/ 16/ 18 N/A
NORTHERLY ISL 45 200/ 7/ 11 N/A
CALUMET HARBOR 190/ 7/ 10 1030.6
MICHIGAN CITY 45 180/ 10/ 13 1031.0R
MICH CITY BUOY 49 60 200/ 14/ 17 N/A 2/ 3
ST. JOSEPH BUOY 49 59 190/ 14/ 16 1031.6R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-181100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-181100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 38 33 82 S7 30.47R WCI 33 TC 3
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-181100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 36 35 96 CALM 30.48S TC 2
ILZ067-068-072-073-078-083-087-091-181100-
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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