548
ASUS43 KLOT 302356
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM 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.
ILZ001-002-007-009-015-016-024-010100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 52 41 66 NW9 29.95R TC 11
6HR MIN TEMP: 51; 6HR MAX TEMP: 56; 6HR PCP: 0.01;
ILZ003-004-008-010-011-017-018-010100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 48 43 82 E5 29.94F TC 9
6HR MIN TEMP: 48; 6HR MAX TEMP: 58; 6HR PCP: 0.02;
PERU* CLOUDY 55 41 58 W6 29.93F TC 13
ILZ005-006-012>014-019>023-010100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 43 37 79 E9 29.96S TC 6
6HR MIN TEMP: 43; 6HR MAX TEMP: 51; 6HR PCP: 0.03;
CHICAGO-MIDWAY NOT AVBL
AURORA LGT RAIN 47 45 93 E5 29.94S FOG TC 8
6HR MIN TEMP: 47; 6HR MAX TEMP: 59; 6HR PCP: 0.07;
WAUKEGAN LGT RAIN 39 35 86 E5 29.97F TC 4
6HR MIN TEMP: 39; 6HR MAX TEMP: 42; 6HR PCP: 0.05;
DUPAGE AIRPORT LGT RAIN 44 41 89 NE8 29.95S TC 7
6HR MIN TEMP: 44; 6HR MAX TEMP: 57; 6HR PCP: 0.11;
WHEELING LGT RAIN 41 34 76 E7 29.98F TC 5
6HR MIN TEMP: 41; 6HR MAX TEMP: 47; 6HR PCP: TRACE;
MORRIS* CLOUDY 52 45 76 CALM 29.94S TC 11
ROMEOVILLE* CLOUDY 46 45 93 NE8 29.95F TC 8
NORTHERLY ISL* N/A 42 33 70 NE8 N/A TC 6
LMZ740>746-010100-
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 1010.8F 1/ 3
WAUKEGAN HARBOR 41 48 10/ 4/ 8 1015.3F 1/ 3
HARRISON CRIB 42 60/ 10/ 11 N/A
NORTHERLY ISL 42 60/ 7/ 9 N/A
CALUMET HARBOR 10/ 4/ 7 1014.8
BURNS HARBOR 45 60/ 7/ 8 1015.2R
MICHIGAN CITY 46 20/ 14/ 15 1014.3R
ST. JOSEPH BUOY 47 30/ 12/ 16 1015.2F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-010100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-010100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 59 37 44 SW6 29.94S TC 15
6HR MIN TEMP: 59; 6HR MAX TEMP: 63;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-010100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-010100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 61 37 41 S7 29.95F TC 16
CAHOKIA* PTCLDY 65 37 35 S6 29.95F TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 63 38 39 CALM 29.98F TC 17
6HR MIN TEMP: 62; 6HR MAX TEMP: 65;
MARION PTCLDY 63 37 39 CALM 29.99S TC 17
ILZ067-068-072-073-078-083-087-091-010100-
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