309
ASUS43 KLOT 301156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CDT THU APR 30 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.
ILZ001-002-007-009-015-016-024-301300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 39 33 79 CALM 30.03R TC 4
6HR MIN TEMP: 34; 6HR MAX TEMP: 40;
ILZ003-004-008-010-011-017-018-301300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 39 37 92 CALM 30.04S TC 4
6HR MIN TEMP: 33; 6HR MAX TEMP: 39;
ILZ005-006-012>014-019>023-301300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 41 37 86 CALM 30.02S TC 5
6HR MIN TEMP: 37; 6HR MAX TEMP: 41;
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 38 37 97 NW3 30.03R TC 3
6HR MIN TEMP: 33; 6HR MAX TEMP: 38;
WAUKEGAN SUNNY 37 37 100 CALM 30.02R TC 3
6HR MIN TEMP: 31; 6HR MAX TEMP: 39;
DUPAGE AIRPORT CLOUDY 38 37 97 CALM 30.03R TC 3
6HR MIN TEMP: 35; 6HR MAX TEMP: 40; 6HR PCP: TRACE;
WHEELING MOSUNNY 40 38 93 W3 30.04S TC 4
6HR MIN TEMP: 36; 6HR MAX TEMP: 41;
ROMEOVILLE* MOSUNNY 39 39 100 CALM 30.04S TC 4
NORTHERLY ISL* N/A 44 38 79 W8 N/A TC 7
LMZ740>746-301300-
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 1014.3R 1
WAUKEGAN HARBOR 41 48 280/ 4/ 6 1016.6R 1
NORTHERLY ISL 43 260/ 5/ 7 N/A
CALUMET HARBOR 240/ 3/ 5 1016.5
BURNS HARBOR 42 210/ 4/ 5 1017.3R
MICHIGAN CITY 39 90/ 3/ 4 1016.5R
ST. JOSEPH BUOY 42 300/ 4/ 6 1017.1R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-301300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-301300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD SUNNY 40 38 93 SW5 30.07R TC 4
6HR MIN TEMP: 37; 6HR MAX TEMP: 44; 6HR PCP: TRACE;
TAYLORVILLE SUNNY 39 39 100 CALM 30.07S TC 4
ILZ033-039-045-046-055>057-062-063-301300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-301300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 41 37 87 CALM 30.09R TC 5
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 44 44 100 CALM 30.08R TC 7
6HR MIN TEMP: 42; 6HR MAX TEMP: 50;
MARION SUNNY 43 41 93 CALM 30.08R TC 6
ILZ067-068-072-073-078-083-087-091-301300-
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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