893
ASUS43 KLOT 181556
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM 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.
ILZ001-002-007-009-015-016-024-181700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 69 56 62 NW12G23 29.75R TC 21
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 PTSUNNY 66 53 63 NW13 29.71R TC 19
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 66 56 70 NW14 29.73R TC 19
WAUKEGAN PTSUNNY 64 52 64 NW9G17 29.70R TC 18
DUPAGE AIRPORT CLOUDY 66 54 65 NW13 29.72R TC 19
WHEELING CLOUDY 65 52 62 NW14G24 29.73R TC 18
ROMEOVILLE* PTSUNNY 66 57 72 NW10G23 29.72R TC 19
NORTHERLY ISL* N/A 65 51 60 NW12 N/A TC 18
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 59 49 1003.3R 1/ 3
WAUKEGAN HARBOR 61 48 290/ 10/ 14 1007.3R 1/ 3
WILMETTE BUOY 60 360/ 8/ 12 1007.6R 1/ 3
CHICAGO BUOY 61 59 360/ 8/ 10 1005.1R 1/ 3
HARRISON CRIB 61 360/ 8/ 10 N/A
NORTHERLY ISL 64 250/ 8/ 12 N/A
CALUMET HARBOR 340/ 6/ 8 N/A
BURNS HARBOR 340/ 7/ 9 1006.4R
MICHIGAN CITY 61 310/ 13/ 14 1005.0R
MICH CITY BUOY 60 61 320/ 10/ 14 985.0R 2/ 4
ST. JOSEPH BUOY 60 63 300/ 12/ 16 1006.8R 3/ 4
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 PTSUNNY 68 57 68 N8 29.76R TC 20
SPRINGFIELD PTSUNNY 65 58 78 W8 29.80R TC 18
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 75 57 53 NW12 29.81R TC 24
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 CLOUDY 80 61 52 NW9 29.82R HX 81 TC 27
MARION CLOUDY 81 64 57 N9 29.81R HX 82 TC 27
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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page