038
ASUS43 KLOT 210503
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT SUN JUN 21 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.
ILZ001-002-007-009-015-016-024-210600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 61 58 90 CALM 29.93F TC 16
ILZ003-004-008-010-011-017-018-210600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 59 55 87 CALM 29.96S TC 15
PERU* MOCLDY 64 55 72 CALM 29.96F TC 18
ILZ005-006-012>014-019>023-210600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 66 53 63 CALM 29.93F TC 19
CHICAGO-MIDWAY MOCLDY 68 53 58 S5 29.94S TC 20
AURORA MOCLDY 58 57 97 CALM 29.94F TC 14
WAUKEGAN PTCLDY 57 54 89 NE5 29.93F TC 14
DUPAGE AIRPORT MOCLDY 62 56 80 CALM 29.94S TC 17
WHEELING PTCLDY 63 56 78 CALM 29.95S TC 17
NORTHERLY ISL* N/A 67 51 56 S3 N/A TC 19
LMZ740>746-210600-
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 57 54 1013.2F 0
WAUKEGAN HARBOR 59 57 360/ 2/ 8 1014.1F 0
WILMETTE BUOY 62 180/ 4/ 6 1015.6F 0
CHICAGO BUOY 65 62 220/ 2/ 4 1012.8S 0
HARRISON CRIB 71 200/ 9/ 10 N/A
NORTHERLY ISL 66 210/ 4 N/A
CALUMET HARBOR 66 190/ 2/ 2 1014.1F
BURNS HARBOR 180/ 3/ 4 1014.9R
MICHIGAN CITY 66 150/ 5/ 6 1013.0R
MICH CITY BUOY 65 64 160/ 2/ 2 992.7R 0
ST. JOSEPH BUOY 66 66 180/ 2/ 4 1014.9R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-210600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 68 60 75 SE6 29.93F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-210600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DECATUR MOCLDY 66 59 78 CALM 29.96F TC 19
PEORIA MOCLDY 63 59 87 CALM 29.95F TC 17
SPRINGFIELD MOCLDY 65 60 84 NE5 29.95F TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-210600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 64 57 78 SE3 29.97F TC 18
MATTOON MOCLDY 64 60 87 CALM 29.96F TC 18
ILZ079-100>102-210600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE PTCLDY 72 64 76 NE3 29.92F TC 22
CAHOKIA* CLEAR 71 62 73 E6 29.93F TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 69 65 86 CALM 29.94S TC 21
ILZ067-068-072-073-078-083-087-091-210600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 70 64 81 CALM 29.95S TC 21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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