579
ASUS43 KLOT 122156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT SUN APR 12 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.
ILZ001-002-007-009-015-016-024-122300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 74 55 51 SW14G24 29.77F TC 23
ILZ003-004-008-010-011-017-018-122300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 75 56 51 S20G28 29.79F TC 24
ILZ005-006-012>014-019>023-122300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 79 52 38 S30G41 29.81F TC 26
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 78 55 44 SW23G39 29.81F TC 26
WAUKEGAN PTSUNNY 78 55 44 SW29G43 29.78F TC 26
DUPAGE AIRPORT CLOUDY 77 54 44 S25G45 29.81F TC 25
WHEELING CLOUDY 79 53 40 SW17G39 29.81F TC 26
ROMEOVILLE* MOSUNNY 81 54 39 SW23G36 29.85F HX 80 TC 27
NORTHERLY ISL* N/A 78 48 34 SW16 N/A TC 26
LMZ740>746-122300-
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 69 40 360/ 16/ 27 1017.3F 2/ 3
HARRISON CRIB 77 200/ 28/ 35 N/A
NORTHERLY ISL 78 180/ 22/ 26 N/A
CALUMET HARBOR 180/ 16/ 26 1010.4
BURNS HARBOR 77 220/ 18/ 22 1011.9F
MICHIGAN CITY 78 200/ 23/ 27 1009.7F
ST. JOSEPH BUOY 57 210/ 12/ 16 1012.2F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-122300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-122300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD PTSUNNY 76 52 43 S25G39 29.88F TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-122300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-122300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 73 52 46 S24G35 29.92F TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-122300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 78 53 41 S21G35 29.99F TC 26
MARION CLOUDY 77 52 41 S16G28 30.01F TC 25
ILZ067-068-072-073-078-083-087-091-122300-
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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