165
ASUS43 KLOT 301408
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-301500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 53 34 48 W7 30.03F TC 12
STERLING* SUNNY 50 35 56 SW5 30.05S TC 10
SAVANNA* MOSUNNY 50 35 56 CALM 30.03S TC 10
ILZ003-004-008-010-011-017-018-301500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 45 37 73 CALM 30.04S TC 7
FREEPORT* CLOUDY 48 39 70 CALM 30.04S TC 9
ROCHELLE* PTSUNNY 47 34 61 CALM 30.04F TC 8
DE KALB* PTSUNNY 48 33 56 CALM 30.04S TC 9
PERU* SUNNY 52 34 50 SW6 30.05S TC 11
ILZ005-006-012>014-019>023-301500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 47 38 71 VRB3 30.03S TC 8
CHICAGO-MIDWAY MOSUNNY 47 38 71 N5 30.04S TC 8
AURORA PTSUNNY 49 36 61 N6 30.03S TC 9
JOLIET* SUNNY 51 38 60 CALM 30.05S TC 11
WAUKEGAN MOSUNNY 47 39 74 CALM 30.02S TC 8
DUPAGE AIRPORT PTSUNNY 48 36 63 N5 30.03S TC 9
KANKAKEE* MOSUNNY 49 40 70 W6 30.07R TC 10
WHEELING MOSUNNY 46 39 76 CALM 30.04F TC 8
MORRIS* SUNNY 50 39 66 W3 30.04S TC 10
ROMEOVILLE* MOSUNNY 48 37 66 CALM 30.04F TC 9
LANSING* SUNNY 49 38 65 NW3 30.05S TC 9
NORTHERLY ISL* N/A 49 36 61 W7 N/A TC 9
LMZ740>746-301500-
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 49 1022.8 1
WAUKEGAN HARBOR 45 48 60/ 4/ 6 1017.2 1
HARRISON CRIB 45 320/ 4/ 5 N/A
NORTHERLY ISL 48 290/ 5/ 8 N/A
CALUMET HARBOR 47 290/ 6/ 8 1016.8
BURNS HARBOR 45 330/ 2/ 4 1017.9S
MICHIGAN CITY 45 280/ 7/ 8 1016.9
ST. JOSEPH BUOY 42 320/ 4/ 6 1017.9R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-301500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 51 40 65 SW7 30.07S TC 11
GALESBURG* MOSUNNY 54 32 42 W9 30.05F TC 12
MACOMB* MOSUNNY 55 33 43 CALM 30.08S TC 13
JACKSONVILLE* SUNNY 53 39 58 SW5 30.07F TC 12
ILZ028>032-037-038-041>044-048-051>054-059>061-301500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 51 38 60 MISG 30.06R TC 11
BLOOMINGTON SUNNY 52 36 54 SW9 30.07R TC 11
DECATUR SUNNY 53 37 54 SW10 30.08R TC 12
PEORIA SUNNY 52 35 52 SW6 30.06S TC 11
LACON* SUNNY 51 33 50 SW5 30.05S TC 11
LINCOLN* SUNNY 55 37 52 SW5 30.08R TC 13
SPRINGFIELD SUNNY 53 38 56 VRB3 30.08S TC 12
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-301500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 51 41 68 SW9 30.07S TC 11
DANVILLE* SUNNY 51 41 69 NW6 30.07F TC 10
RANTOUL* SUNNY 50 41 71 W6 30.07R TC 10
MATTOON SUNNY 51 39 63 MISG 30.08R TC 11
PARIS* SUNNY 50 40 67 W6 30.08R TC 10
ILZ079-100>102-301500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 52 37 58 CALM 30.09F TC 11
BELLEVILLE SUNNY 55 45 69 CALM 30.08S TC 13
CAHOKIA* SUNNY 53 40 61 VRB3 30.10R TC 12
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 54 42 64 E6 30.10S TC 12
CAIRO* SUNNY 55 42 62 NE9 30.09F TC 13
EFFINGHAM* SUNNY 52 42 69 CALM 30.11S TC 11
MARION SUNNY 54 39 58 E6 30.10S TC 12
MT. VERNON MOSUNNY 54 39 57 VRB5 30.10S TC 12
CENTRALIA* SUNNY 54 39 57 CALM 30.10S TC 12
SALEM* SUNNY 55 38 54 CALM 30.09F TC 13
METROPOLIS* SUNNY 55 39 55 NE6 30.10S TC 13
ILZ067-068-072-073-078-083-087-091-301500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 53 37 54 N7 30.09S TC 12
FLORA* SUNNY 52 41 66 CALM 30.10S TC 11
FAIRFIELD* SUNNY 53 39 59 NE3 30.10S TC 12
HARRISBURG* SUNNY 54 41 61 E6 30.11S TC 12
ROBINSON* SUNNY 52 41 66 N7 30.08S TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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