146
ASUS43 KLOT 210301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT SAT JUN 20 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.
ILZ001-002-007-009-015-016-024-210400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 65 58 78 CALM 29.94R TC 18
STERLING* MOCLDY 64 58 80 CALM 29.96R TC 18
SAVANNA* MOCLDY 65 58 78 CALM 29.94R TC 18
ILZ003-004-008-010-011-017-018-210400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 62 56 80 CALM 29.96R TC 17
FREEPORT* PTCLDY 63 58 84 CALM 29.97R TC 17
DE KALB* PTCLDY 67 54 62 W5 29.96R TC 20
ILZ005-006-012>014-019>023-210400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 71 52 50 CALM 29.93R TC 22
CHICAGO-MIDWAY MOCLDY 70 51 51 SE5 29.93S TC 21
AURORA PTCLDY 62 57 83 CALM 29.94R TC 17
JOLIET* PTCLDY 64 57 79 CALM 29.95R TC 18
WAUKEGAN PTCLDY 60 54 80 CALM 29.93R TC 16
DUPAGE AIRPORT PTCLDY 65 55 70 CALM 29.94R TC 18
KANKAKEE* PTCLDY 66 55 65 W5 29.96R TC 19
WHEELING PTCLDY 66 55 67 CALM 29.94R TC 19
ROMEOVILLE* PTCLDY 70 54 56 CALM 29.95R TC 21
LANSING* PTCLDY 65 54 68 CALM 29.95R TC 18
NORTHERLY ISL* N/A 65 54 67 SE5 N/A TC 18
LMZ740>746-210400-
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 58 54 1013.1R 0
WAUKEGAN HARBOR 58 55 190/ 4/ 4 1014.0R 0
WILMETTE BUOY 61 160/ 4/ 6 1015.5F 0
CHICAGO BUOY 64 62 220/ 2/ 4 1012.6R 1
HARRISON CRIB 66 180/ 7/ 8 N/A
NORTHERLY ISL 64 170/ 4/ 5 N/A
CALUMET HARBOR 68 120/ 2/ 3 1013.8
BURNS HARBOR 190/ 2/ 3 1014.6R
MICHIGAN CITY 69 150/ 4/ 5 1012.3S
MICH CITY BUOY 66 65 210/ 2/ 4 992.3R 0
ST. JOSEPH BUOY 66 67 CALM 1014.5R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-210400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 71 59 65 E6 29.94R TC 22
MACOMB* CLOUDY 68 65 93 CALM 29.98R TC 20
JACKSONVILLE* PTCLDY 68 62 80 CALM 29.96R TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-210400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOCLDY 69 55 60 N3 29.98R TC 21
DECATUR MOCLDY 69 60 73 CALM 29.96R TC 21
PEORIA MOCLDY 66 57 72 CALM 29.96R TC 19
SPRINGFIELD MOCLDY 66 63 90 N3 29.96R TC 19
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-210400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 67 57 70 N6 29.96S TC 19
DANVILLE* PTCLDY 66 57 71 CALM 29.97R TC 19
MATTOON MOCLDY 66 59 78 CALM 29.95R TC 19
PARIS* PTCLDY 64 59 84 N3 29.96S TC 18
ILZ079-100>102-210400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 72 63 73 NE7 29.95R TC 22
BELLEVILLE PTCLDY 75 65 72 NE5 29.92R TC 24
CAHOKIA* CLEAR 73 64 73 CALM 29.93R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 75 66 73 CALM 29.92R TC 24
CAIRO* CLEAR 73 67 79 CALM 29.94R TC 23
EFFINGHAM* PTCLDY 68 65 89 CALM 29.97R TC 20
MARION MOCLDY 76 64 68 CALM 29.94R TC 24
MT. VERNON CLEAR 71 64 78 N3 29.94R TC 22
CENTRALIA* CLEAR 71 63 77 CALM 29.95R TC 22
SALEM* CLEAR 73 64 73 MISG 29.95R TC 23
METROPOLIS* CLEAR 68 68 100 CALM 29.94S TC 20
ILZ067-068-072-073-078-083-087-091-210400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 73 64 73 N5 29.95R TC 23
FLORA* CLEAR 72 63 73 CALM 29.95R TC 22
FAIRFIELD* PTCLDY 72 63 72 CALM 29.95R TC 22
HARRISBURG* PTCLDY 73 66 80 CALM 29.94S TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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