302
ASUS43 KLOT 181756
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT THU JUN 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.
ILZ001-002-007-009-015-016-024-181900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 72 56 57 W8 29.80R TC 22
6HR MIN TEMP: 65; 6HR MAX TEMP: 73;
ILZ003-004-008-010-011-017-018-181900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
PERU* PTSUNNY 72 55 56 NW9G16 29.79R TC 22
ILZ005-006-012>014-019>023-181900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 69 52 54 NW9G22 29.75R TC 21
6HR MIN TEMP: 62; 6HR MAX TEMP: 70; 6HR PCP: TRACE;
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 69 56 62 N9 29.77R TC 21
6HR MIN TEMP: 62; 6HR MAX TEMP: 70;
WAUKEGAN PTSUNNY 68 53 58 NW8 29.75R TC 20
6HR MIN TEMP: 59; 6HR MAX TEMP: 69;
DUPAGE AIRPORT PTSUNNY 70 54 56 NW16G22 29.76R TC 21
6HR MIN TEMP: 61; 6HR MAX TEMP: 70;
WHEELING PTSUNNY 69 52 54 N9G20 29.77R TC 21
6HR MIN TEMP: 61; 6HR MAX TEMP: 70;
ROMEOVILLE* PTSUNNY 70 55 60 W12 29.77R TC 21
NORTHERLY ISL* N/A 65 54 67 NE7 N/A TC 18
LMZ740>746-181900-
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 61 49 1005.7R 1/ 2
WAUKEGAN HARBOR 63 48 280/ 8/ 12 1008.7R 1
WILMETTE BUOY 61 40/ 4/ 8 1009.5R 1/ 3
CHICAGO BUOY 61 59 50/ 6/ 8 1006.8R 1/ 3
HARRISON CRIB 62 20/ 11/ 13 N/A
NORTHERLY ISL 64 20/ 4/ 12 N/A
CALUMET HARBOR 340/ 9/ 11 1007.8
BURNS HARBOR 10/ 4/ 5 1008.8R
MICHIGAN CITY 63 300/ 6/ 7 1006.9R
MICH CITY BUOY 61 62 290/ 4/ 8 986.9R 2/ 4
ST. JOSEPH BUOY 60 64 320/ 8/ 12 1008.6R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-181900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-181900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD MOSUNNY 73 60 63 W10G17 29.84R TC 23
6HR MIN TEMP: 63; 6HR MAX TEMP: 73;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-181900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON LGT RAIN 64 59 82 NW12 29.90R TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 82 59 45 NW10 29.84R HX 82 TC 28
6HR MIN TEMP: 77; 6HR MAX TEMP: 83;
MARION PTSUNNY 81 61 50 N10 29.83R HX 81 TC 27
ILZ067-068-072-073-078-083-087-091-181900-
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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