673
ASUS43 KLOT 151411
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-151500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 65 51 60 NW6 30.00S TC 18
STERLING* SUNNY 65 51 60 SW10G17 30.00F TC 18
SAVANNA* SUNNY 63 50 62 SW7 30.00R TC 17
ILZ003-004-008-010-011-017-018-151500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 65 49 56 SW14 29.99S TC 18
FREEPORT* SUNNY 65 52 62 SW13 30.00S TC 19
ROCHELLE* SUNNY 65 48 54 SW10 29.99F TC 18
DE KALB* SUNNY 66 48 53 SW14 30.00S TC 19
PERU* SUNNY 66 52 59 S10 30.01S TC 19
ILZ005-006-012>014-019>023-151500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 64 47 53 W10 29.97S TC 18
CHICAGO-MIDWAY MOSUNNY 65 49 56 W13 29.98S TC 18
AURORA SUNNY 65 52 62 SW8 29.99S TC 18
JOLIET* SUNNY 66 51 57 SW7 30.00S TC 19
WAUKEGAN SUNNY 65 48 54 W9G20 29.96S TC 18
DUPAGE AIRPORT SUNNY 63 50 62 SW12 29.98S TC 17
KANKAKEE* SUNNY 64 50 59 SW8 30.02S TC 18
WHEELING SUNNY 65 46 50 W12G22 29.99R TC 18
ROMEOVILLE* SUNNY 64 54 68 SW12 30.00S TC 18
NORTHERLY ISL* N/A 64 46 52 W10 N/A TC 18
LMZ740>746-151500-
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 1021.3 1/ 3
WAUKEGAN HARBOR 62 54 240/ 12/ 16 1014.9 1
WILMETTE BUOY 63 250/ 16/ 21 1016.6S 1/ 2
CHICAGO BUOY 63 61 250/ 12/ 14 1013.9 1
HARRISON CRIB 63 250/ 15/ 16 N/A
NORTHERLY ISL 63 240/ 6/ 9 N/A
CALUMET HARBOR 63 200/ 8/ 10 1015.2F
BURNS HARBOR 210/ 7/ 8 1015.9S
MICHIGAN CITY 63 210/ 11/ 12 1014.1F
MICH CITY BUOY 63 63 220/ 12/ 16 993.6F 2/ 3
ST. JOSEPH BUOY 62 230/ 14/ 17 1015.8S 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-151500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 66 55 67 W6 30.05S TC 19
GALESBURG* SUNNY 66 51 59 W9 30.03S TC 19
MACOMB* SUNNY 66 56 69 CALM 30.05S TC 19
JACKSONVILLE* SUNNY 65 54 67 SW3 30.04F TC 18
PITTSFIELD* SUNNY 67 55 64 W3 30.05F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-151500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 65 52 62 MISG 30.02R TC 19
BLOOMINGTON SUNNY 65 50 58 CALM 30.03F TC 18
DECATUR SUNNY 66 49 54 CALM 30.02S TC 19
PEORIA SUNNY 64 54 68 SW8 30.02S TC 18
LACON* SUNNY 64 52 64 S8 30.01S TC 18
LINCOLN* N/A N/A N/A N/A MISG N/A
SPRINGFIELD SUNNY 65 54 67 SW6 30.03S TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-151500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 65 50 58 CALM 30.02S TC 18
DANVILLE* MOSUNNY 65 49 57 CALM 30.03R TC 18
MATTOON SUNNY 66 54 65 VRB3 30.01S TC 19
PARIS* SUNNY 65 52 62 CALM 30.02S TC 19
ILZ079-100>102-151500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 66 52 59 NW6 30.04S TC 19
BELLEVILLE SUNNY 70 58 66 N5 30.02S HAZE TC 21
CAHOKIA* SUNNY 70 54 56 VRB5 30.03F TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 69 56 62 N6 30.03F TC 21
CAIRO* SUNNY 70 59 68 CALM 30.05S TC 21
EFFINGHAM* SUNNY 69 51 52 W8 30.04S TC 20
MARION SUNNY 68 55 64 NW7 30.04S TC 20
MT. VERNON SUNNY 70 53 54 VRB3 30.03F TC 21
CENTRALIA* SUNNY 70 53 55 CALM 30.03S TC 21
SALEM* SUNNY 69 54 58 MISG 30.03S TC 21
METROPOLIS* SUNNY 70 57 64 W5 30.04F TC 21
ILZ067-068-072-073-078-083-087-091-151500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 69 55 60 NW5 30.01F TC 21
FLORA* SUNNY 70 52 52 N8 30.02F TC 21
FAIRFIELD* SUNNY 68 52 55 CALM 30.02F TC 20
HARRISBURG* SUNNY 69 58 67 CALM 30.04S TC 21
ROBINSON* SUNNY 68 57 68 NW5 30.00F TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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