453
ASUS43 KLOT 300706
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-300800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 38 33 82 CALM 30.04F TC 3
STERLING* CLEAR 37 36 96 CALM 30.05F TC 3
SAVANNA* PTCLDY 40 35 81 CALM 30.04F TC 5
ILZ003-004-008-010-011-017-018-300800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 35 35 100 CALM 30.04F TC 2
FREEPORT* MOCLDY 38 35 87 CALM 30.05S TC 4
ROCHELLE* CLEAR 34 32 92 CALM 30.04F TC 1
DE KALB* CLEAR 38 37 93 W3 30.03F TC 4
ILZ005-006-012>014-019>023-300800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 40 38 93 SW5 30.01F TC 4
CHICAGO-MIDWAY CLEAR 40 37 89 W3 30.02F TC 4
AURORA CLEAR 35 35 100 CALM 30.02F TC 2
JOLIET* CLEAR 38 38 100 CALM 30.03F TC 3
WAUKEGAN CLEAR 38 37 97 W6 30.01S WCI 33 TC 3
DUPAGE AIRPORT CLEAR 39 38 96 CALM 30.02S TC 4
KANKAKEE* CLEAR 39 38 94 CALM 30.05S TC 4
WHEELING MOCLDY 40 39 97 CALM 30.03F TC 4
MORRIS* CLEAR 39 36 87 NW5 30.03S TC 4
ROMEOVILLE* CLEAR 41 39 93 CALM 30.03F TC 5
LANSING* CLEAR 35 34 97 CALM 30.03F TC 2
NORTHERLY ISL* N/A 44 36 73 W5 N/A TC 7
LMZ740>746-300800-
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 1011.2F 1/ 5
WAUKEGAN HARBOR 44 47 250/ 6/ 8 1016.2 1/ 5
HARRISON CRIB 45 270/ 5/ 7 N/A
NORTHERLY ISL 44 280/ 4/ 5 N/A
CALUMET HARBOR 41 250/ 2/ 3 1016.4
BURNS HARBOR 44 340/ 4/ 5 1016.9F
MICHIGAN CITY 42 290/ 8/ 8 1015.7F
ST. JOSEPH BUOY 42 300/ 6/ 8 1016.4F 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-300800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 44 37 76 W3 30.07F TC 7
GALESBURG* CLEAR 37 33 86 CALM 30.07F TC 3
MACOMB* CLEAR 40 36 86 CALM 30.09F TC 4
JACKSONVILLE* CLEAR 42 36 80 W3 30.08S TC 5
ILZ028>032-037-038-041>044-048-051>054-059>061-300800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 39 37 92 MISG 30.05S TC 4
BLOOMINGTON CLEAR 41 35 79 W5 30.06S TC 5
DECATUR CLEAR 43 37 79 CALM 30.06S TC 6
PEORIA CLEAR 40 35 83 CALM 30.06S TC 4
LACON* CLEAR 38 34 87 CALM 30.05S TC 3
LINCOLN* CLEAR 44 37 75 CALM 30.07S TC 7
SPRINGFIELD CLEAR 42 40 92 CALM 30.07S TC 6
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-300800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 42 40 92 CALM 30.05S TC 6
DANVILLE* CLEAR 39 38 95 CALM 30.05S TC 4
RANTOUL* CLEAR 40 39 97 W5 30.04F FOG TC 4
MATTOON CLEAR 42 38 85 W3 30.04F TC 6
PARIS* CLEAR 42 40 92 CALM 30.05R TC 6
ILZ079-100>102-300800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 46 39 75 CALM 30.07F TC 8
BELLEVILLE CLEAR 48 40 73 N6 30.05S TC 9
CAHOKIA* CLEAR 45 40 82 CALM 30.07F TC 7
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-300800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 46 42 86 NW3 30.06S TC 8
CAIRO* PTCLDY 54 44 70 N5 30.05F TC 12
EFFINGHAM* CLEAR 44 43 99 CALM 30.07F TC 6
MARION CLEAR 48 41 76 CALM 30.06F TC 9
MT. VERNON CLEAR 47 39 74 N3 30.06S TC 8
CENTRALIA* CLEAR 48 39 71 CALM 30.06S TC 9
SALEM* CLEAR 48 42 79 CALM 30.06S TC 9
METROPOLIS* PTCLDY 51 43 75 CALM 30.05S TC 11
ILZ067-068-072-073-078-083-087-091-300800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 47 39 74 NW8 30.04S TC 8
FLORA* CLEAR 48 39 71 N6 30.06S TC 9
FAIRFIELD* CLEAR 49 38 66 CALM 30.05S TC 10
HARRISBURG* CLEAR 48 42 79 CALM 30.04F TC 9
ROBINSON* CLEAR 46 39 76 NW7 30.04S TC 8
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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