341
ASUS43 KLOT 151201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 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.
ILZ001-002-007-009-015-016-024-151300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 56 50 80 CALM 30.00S TC 13
6HR MIN TEMP: 49; 6HR MAX TEMP: 56;
STERLING* SUNNY 57 52 83 CALM 30.01S TC 14
SAVANNA* SUNNY 55 51 86 SE3 30.00S TC 13
ILZ003-004-008-010-011-017-018-151300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 56 50 80 SW7 30.01R TC 13
6HR MIN TEMP: 49; 6HR MAX TEMP: 56;
FREEPORT* SUNNY 58 50 77 SW12 30.01S TC 14
DE KALB* SUNNY 56 48 73 SW7 30.01S TC 13
PERU* MOSUNNY 57 54 88 SW5 30.02S TC 14
ILZ005-006-012>014-019>023-151300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 58 46 64 SW10 29.97S TC 14
6HR MIN TEMP: 53; 6HR MAX TEMP: 58;
CHICAGO-MIDWAY PTSUNNY 57 46 66 SW7 29.98F TC 14
6HR MIN TEMP: 52; 6HR MAX TEMP: 59;
AURORA MOSUNNY 54 50 86 SW6 30.00S TC 12
6HR MIN TEMP: 46; 6HR MAX TEMP: 54;
JOLIET* MOSUNNY 57 55 95 CALM 30.00F TC 14
WAUKEGAN MOSUNNY 56 48 74 SW9 29.96S TC 13
6HR MIN TEMP: 49; 6HR MAX TEMP: 56;
DUPAGE AIRPORT MOSUNNY 54 50 86 SW10 29.99S TC 12
6HR MIN TEMP: 48; 6HR MAX TEMP: 54;
KANKAKEE* MOSUNNY 57 53 85 S3 30.02F TC 14
WHEELING MOSUNNY 57 46 66 SW7 29.99S TC 14
6HR MIN TEMP: 49; 6HR MAX TEMP: 57;
ROMEOVILLE* MOSUNNY 54 54 100 S6 30.01S TC 12
NORTHERLY ISL* N/A 58 45 62 W8 N/A TC 14
LMZ740>746-151300-
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 1016.6R 1
WAUKEGAN HARBOR 57 56 250/ 12/ 16 1014.9R 1
WILMETTE BUOY 59 230/ 14/ 17 1016.4S 1/ 2
CHICAGO BUOY 60 61 240/ 14/ 17 1014.1R 1/ 4
HARRISON CRIB 62 220/ 12/ 13 N/A
NORTHERLY ISL 58 230/ 5/ 7 N/A
CALUMET HARBOR 58 200/ 7/ 9 1015.7
BURNS HARBOR 190/ 5/ 6 1016.6R
MICHIGAN CITY 57 200/ 9/ 10 1014.9R
MICH CITY BUOY 60 63 220/ 12/ 16 994.1R 2/ 5
ST. JOSEPH BUOY 62 230/ 10/ 14 1016.0R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-151300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 57 55 93 SW5 30.05R TC 14
MACOMB* SUNNY 57 55 95 CALM 30.06R TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-151300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 58 54 86 S3 30.04S TC 14
DECATUR SUNNY 60 53 77 CALM 30.04R TC 16
PEORIA NOT AVBL
LINCOLN* N/A N/A N/A N/A MISG N/A
SPRINGFIELD SUNNY 56 53 90 CALM 30.04S TC 13
6HR MIN TEMP: 51; 6HR MAX TEMP: 58;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-151300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 59 53 80 CALM 30.03R TC 15
DANVILLE* MOSUNNY 60 53 79 CALM 30.04R TC 16
MATTOON SUNNY 59 55 87 NW6 30.02R TC 15
PARIS* MOSUNNY 60 54 81 NE5 30.02S TC 15
ILZ079-100>102-151300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 61 55 82 NW5 30.05S TC 16
BELLEVILLE SUNNY 61 60 97 CALM 30.03S TC 16
CAHOKIA* SUNNY 62 57 83 W5 30.05R TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 61 59 93 W3 30.04R TC 16
6HR MIN TEMP: 56; 6HR MAX TEMP: 61;
CAIRO* MOSUNNY 63 61 93 CALM 30.05R TC 17
EFFINGHAM* SUNNY 62 57 84 NW6 30.05R TC 16
MARION SUNNY 59 55 88 CALM 30.04S TC 15
MT. VERNON SUNNY 60 56 86 CALM 30.05R TC 16
CENTRALIA* SUNNY 61 57 86 CALM 30.04S TC 16
SALEM* SUNNY 63 58 84 MISG 30.04R TC 17
ILZ067-068-072-073-078-083-087-091-151300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 63 56 78 W5 30.02R TC 17
FLORA* SUNNY 63 55 77 NW8 30.04R TC 17
FAIRFIELD* SUNNY 60 55 85 CALM 30.03R TC 16
HARRISBURG* MOSUNNY 58 57 95 CALM 30.04S TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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