559
ASUS43 KLOT 170501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT WED JUN 17 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.
ILZ001-002-007-009-015-016-024-170600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 60 45 57 CALM 29.67S TC 16
STERLING* PTCLDY 58 51 78 CALM 29.68F TC 14
SAVANNA* PTCLDY 53 49 87 CALM 29.67S TC 12
ILZ003-004-008-010-011-017-018-170600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 56 52 86 S3 29.68S TC 13
FREEPORT* CLEAR 54 52 94 SW5 29.69S TC 12
DE KALB* CLEAR 59 50 72 W6 29.69S TC 15
PERU* PTCLDY 57 52 82 SW5 29.69S TC 14
ILZ005-006-012>014-019>023-170600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 62 51 67 SW6 29.66R TC 17
CHICAGO-MIDWAY PTCLDY 63 50 62 SW7 29.66S TC 17
AURORA CLEAR 58 51 78 SW5 29.68R TC 14
JOLIET* CLEAR 64 53 68 W6 29.68S TC 18
WAUKEGAN CLEAR 57 52 83 W6 29.64R TC 14
DUPAGE AIRPORT CLEAR 59 51 75 SW5 29.67R TC 15
KANKAKEE* CLEAR 59 51 72 SW3 29.70S TC 15
WHEELING CLEAR 62 52 69 SW5 29.67S TC 17
LANSING* CLEAR 56 51 82 SW3 29.68S TC 14
NORTHERLY ISL* N/A 65 48 54 W3 N/A TC 18
LMZ740>746-170600-
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 56 50 1004.6R 1
WAUKEGAN HARBOR 58 53 220/ 6/ 6 1005.6R 0
WILMETTE BUOY 62 270/ 4/ 6 1006.2R 0
CHICAGO BUOY 66 59 270/ 8/ 12 1003.3S 1/ 2
HARRISON CRIB 67 270/ 11/ 12 N/A
NORTHERLY ISL 66 270/ 4/ 9 N/A
CALUMET HARBOR 65 230/ 4/ 6 1004.8
BURNS HARBOR 210/ 3/ 5 1005.4S
MICHIGAN CITY 66 240/ 11/ 12 1003.1S
MICH CITY BUOY 64 63 240/ 6/ 8 983.1F 2/ 4
ST. JOSEPH BUOY 64 65 280/ 8/ 10 1005.3R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-170600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 62 46 55 S5 29.72F TC 17
GALESBURG* PTCLDY 56 47 72 S6 29.71F TC 14
MACOMB* PTCLDY 56 51 81 CALM 29.73F TC 14
JACKSONVILLE* CLEAR 55 51 86 CALM 29.74F TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-170600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 58 51 78 SW7 29.73F TC 14
DECATUR CLEAR 61 48 62 W5 29.75S TC 16
PEORIA PTCLDY 59 49 69 CALM 29.71F TC 15
SPRINGFIELD CLEAR 55 50 83 CALM 29.73F TC 13
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-170600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 54 51 90 SW7 29.74S TC 12
DANVILLE* CLEAR 59 52 77 SW3 29.73F TC 15
MATTOON CLEAR 59 53 80 S3 29.75S TC 15
PARIS* CLEAR 55 55 97 S3 29.75S TC 13
ILZ079-100>102-170600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 60 55 82 CALM 29.76S TC 16
BELLEVILLE PTCLDY 66 63 90 CALM 29.74S TC 19
CAHOKIA* PTCLDY 64 61 90 CALM 29.75S TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 65 63 93 CALM 29.77S TC 18
CAIRO* PTCLDY 72 66 82 CALM 29.79R TC 22
EFFINGHAM* CLEAR 59 59 100 CALM 29.78S TC 15
MARION PTCLDY 66 64 91 CALM 29.78S TC 19
MT. VERNON MOCLDY 64 63 96 CALM 29.77S TC 18
CENTRALIA* MOCLDY 65 64 95 CALM 29.77S TC 18
SALEM* FOG 64 64 100 MISG 29.77R VSB 1 TC 18
ILZ067-068-072-073-078-083-087-091-170600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 65 61 87 W7 29.75R TC 18
FLORA* PTCLDY 64 63 94 W5 29.77S TC 18
FAIRFIELD* MOCLDY 66 62 86 CALM 29.76S TC 19
HARRISBURG* CLEAR 64 62 95 CALM 29.78R TC 18
ROBINSON* CLEAR 63 63 100 W3 29.76R TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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