411
ASUS43 KLOT 151103
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT MON JUN 15 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.
ILZ001-002-007-009-015-016-024-151200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 50 47 89 CALM 30.00S TC 10
STERLING* CLEAR 52 51 97 CALM 30.01F TC 11
SAVANNA* CLEAR 50 47 92 CALM 30.00S TC 10
ILZ003-004-008-010-011-017-018-151200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 51 47 86 S3 30.00F TC 11
FREEPORT* CLEAR 53 50 87 SW10 30.01S TC 12
DE KALB* CLEAR 51 46 85 SW7 30.00F TC 10
PERU* CLEAR 52 48 87 S3 30.02S TC 11
ILZ005-006-012>014-019>023-151200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 54 45 71 SW8 29.97S TC 12
CHICAGO-MIDWAY PTCLDY 54 48 80 SW7 29.99R TC 12
AURORA CLEAR 47 47 100 W3 30.00S TC 8
JOLIET* PTCLDY 50 50 100 CALM 30.01S TC 10
WAUKEGAN PTCLDY 51 46 83 SW8 29.96S TC 11
DUPAGE AIRPORT CLEAR 50 47 89 S7 29.99R TC 10
KANKAKEE* MOCLDY 55 52 92 W3 30.02S TC 13
WHEELING PTCLDY 53 46 77 S3 29.99S TC 12
ROMEOVILLE* PTCLDY 54 50 87 SW7 30.01R TC 12
NORTHERLY ISL* N/A 57 45 64 SW6 N/A TC 14
LMZ740>746-151200-
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 54 1012.3R 1
WAUKEGAN HARBOR 58 57 240/ 10/ 14 1014.8F 1
WILMETTE BUOY 59 220/ 12/ 16 1016.5F 1/ 4
CHICAGO BUOY 59 61 220/ 8/ 12 1014.0F 1/ 4
HARRISON CRIB 59 200/ 12/ 12 N/A
NORTHERLY ISL 57 200/ 5/ 6 N/A
CALUMET HARBOR 180/ 5/ 7 1015.5
BURNS HARBOR 180/ 3/ 4 1015.9F
MICHIGAN CITY 56 190/ 6/ 7 1014.4F
MICH CITY BUOY 59 63 210/ 10/ 12 993.7F 2/ 4
ST. JOSEPH BUOY 61 220/ 10/ 12 1015.8F 2/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-151200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 53 52 96 SW3 30.04F TC 12
ILZ028>032-037-038-041>044-048-051>054-059>061-151200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTCLDY 54 52 93 CALM 30.04R FOG TC 12
DECATUR PTCLDY 56 52 86 N5 30.03R TC 13
PEORIA NOT AVBL
LINCOLN* N/A N/A N/A N/A MISG N/A
SPRINGFIELD CLEAR 52 51 97 W3 30.04R TC 11
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-151200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 54 51 90 CALM 30.02S TC 12
DANVILLE* PTCLDY 55 53 92 CALM 30.02S TC 13
MATTOON PTCLDY 56 53 90 NW6 30.01S TC 13
ILZ079-100>102-151200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 57 54 90 CALM 30.05R TC 14
BELLEVILLE CLEAR 57 56 97 CALM 30.03R TC 14
CAHOKIA* MOCLDY 56 55 97 CALM 30.04R TC 13
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 57 56 96 CALM 30.03F TC 14
CAIRO* PTCLDY 60 60 99 CALM 30.04S TC 16
EFFINGHAM* CLEAR 58 57 95 NW5 30.03F TC 15
MT. VERNON PTCLDY 55 54 96 CALM 30.03S TC 13
CENTRALIA* PTCLDY 58 55 92 CALM 30.03S TC 14
SALEM* PTCLDY 61 57 88 MISG 30.03R TC 16
ILZ067-068-072-073-078-083-087-091-151200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 59 56 89 NW5 30.00F TC 15
FLORA* PTCLDY 59 55 88 NW7 30.02S TC 15
FAIRFIELD* PTCLDY 57 55 91 CALM 30.03R TC 14
HARRISBURG* CLEAR 54 54 100 CALM 30.04S TC 12
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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