252
ASUS43 KLOT 300301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT WED APR 29 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.
ILZ001-002-007-009-015-016-024-300400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 51 27 39 NW5 30.06R TC 11
STERLING* CLEAR 45 36 70 CALM 30.06R TC 7
SAVANNA* CLEAR 49 29 46 NW3 30.06R TC 9
ILZ003-004-008-010-011-017-018-300400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 39 36 89 CALM 30.05S TC 4
FREEPORT* CLEAR 42 37 82 CALM 30.06R TC 5
ROCHELLE* CLEAR 42 35 76 NE6 30.06R TC 5
DE KALB* PTCLDY 42 37 82 N5 30.05R TC 6
ILZ005-006-012>014-019>023-300400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 43 39 86 N5 30.02S TC 6
CHICAGO-MIDWAY LGT RAIN 43 37 79 N3 30.03S TC 6
AURORA CLEAR 42 37 82 N7 30.04R TC 6
JOLIET* CLEAR 48 38 69 CALM 30.05R TC 9
WAUKEGAN CLOUDY 41 38 89 SW3 30.02S TC 5
DUPAGE AIRPORT PTCLDY 43 38 82 N5 30.03R TC 6
KANKAKEE* CLEAR 43 41 93 NE7 30.06R TC 6
WHEELING MOCLDY 43 38 82 CALM 30.04S TC 6
ROMEOVILLE* CLEAR 46 39 76 N8 30.05R TC 8
LANSING* CLEAR 41 37 84 N7 30.04S TC 5
LMZ740>746-300400-
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 1011.8R 2/ 4
WAUKEGAN HARBOR 45 47 240/ 2/ 4 1016.8R 1/ 4
HARRISON CRIB 44 360/ 14/ 15 N/A
NORTHERLY ISL 43 20/ 9/ 14 N/A
CALUMET HARBOR 43 340/ 9/ 11 1016.8
BURNS HARBOR 42 360/ 6/ 7 1017.6R
MICHIGAN CITY 41 360/ 11/ 13 1016.3
ST. JOSEPH BUOY 42 320/ 12/ 16 1016.9R 4/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-300400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 49 36 61 W3 30.09R TC 9
GALESBURG* CLEAR 47 28 46 NW3 30.08R TC 9
MACOMB* CLEAR 45 35 69 CALM 30.10R TC 7
JACKSONVILLE* PTCLDY 46 38 75 W6 30.08R TC 8
ILZ028>032-037-038-041>044-048-051>054-059>061-300400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 46 38 74 MISG 30.05R TC 8
BLOOMINGTON CLEAR 47 35 63 N7 30.06R TC 8
DECATUR CLEAR 48 35 60 N7 30.05R TC 9
PEORIA CLEAR 47 34 60 CALM 30.06R TC 8
LACON* CLEAR 46 33 59 CALM 30.05R TC 8
LINCOLN* CLEAR 50 35 56 N3 30.06R TC 10
SPRINGFIELD CLEAR 50 36 58 W6 30.06R TC 10
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-300400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 49 35 58 N12 30.03R TC 9
DANVILLE* CLEAR 45 41 86 N8 30.04R TC 7
RANTOUL* CLEAR 48 36 63 N9 30.04R TC 9
MATTOON CLEAR 46 39 76 NW6 30.03R TC 8
PARIS* CLEAR 49 35 59 N8 30.03R TC 9
ILZ079-100>102-300400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 54 37 54 NW5 30.08R TC 12
BELLEVILLE PTCLDY 54 42 65 N5 30.05R TC 12
CAHOKIA* PTCLDY 55 40 56 N6 30.08R TC 13
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-300400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 54 44 69 N6 30.05R TC 12
CAIRO* MOCLDY 60 47 61 N5 30.04R TC 16
EFFINGHAM* PTCLDY 49 42 76 W5 30.06R TC 9
MARION PTCLDY 55 43 66 N5 30.06R TC 13
MT. VERNON CLEAR 49 44 83 CALM 30.06R TC 9
CENTRALIA* PTCLDY 54 40 60 CALM 30.06R TC 12
SALEM* PTCLDY 54 44 69 CALM 30.06R TC 12
METROPOLIS* CLOUDY 58 44 59 N5 30.04R TC 15
ILZ067-068-072-073-078-083-087-091-300400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 52 40 63 NW7 30.03R TC 11
FLORA* CLEAR 52 43 71 NW6 30.06R TC 11
FAIRFIELD* CLEAR 54 40 61 CALM 30.05R TC 12
HARRISBURG* PTCLDY 54 45 69 N6 30.05R TC 12
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