050
ASUS43 KLOT 210801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-210900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 60 57 89 CALM 29.92F TC 16
STERLING* CLOUDY 59 59 100 CALM 29.94S TC 15
SAVANNA* CLOUDY 60 57 89 CALM 29.94S TC 16
ILZ003-004-008-010-011-017-018-210900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 57 55 93 CALM 29.96R TC 14
FREEPORT* MOCLDY 58 56 95 CALM 29.97R TC 14
PERU* MOCLDY 61 59 94 CALM 29.94S TC 16
ILZ005-006-012>014-019>023-210900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 63 54 72 CALM 29.93S TC 17
CHICAGO-MIDWAY MOCLDY 65 55 70 CALM 29.93S TC 18
AURORA MOCLDY 57 56 96 CALM 29.94S TC 14
JOLIET* MOCLDY 58 58 100 CALM 29.94F TC 15
WAUKEGAN MOCLDY 55 55 100 N3 29.94R TC 13
DUPAGE AIRPORT MOCLDY 59 56 89 CALM 29.93F TC 15
KANKAKEE* MOCLDY 60 56 85 CALM 29.95F TC 16
WHEELING MOCLDY 60 56 86 CALM 29.95R TC 16
ROMEOVILLE* MOCLDY 61 59 94 CALM 29.95S TC 16
LANSING* MOCLDY 59 56 89 CALM 29.95S TC 15
NORTHERLY ISL* N/A 65 53 65 MISG N/A TC 18
LMZ740>746-210900-
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 55 1013.3R 0
WAUKEGAN HARBOR 57 55 340/ 2/ 4 1014.2R 0
WILMETTE BUOY 61 100/ 4/ 4 1015.5R 0
CHICAGO BUOY 64 62 130/ 4/ 4 1012.6R 0
HARRISON CRIB 66 130/ 8/ 8 N/A
NORTHERLY ISL 67 210/ 3/ 6 N/A
CALUMET HARBOR 65 220/ 3/ 5 1013.8
BURNS HARBOR 170/ 1/ 2 1014.6S
MICHIGAN CITY 62 140/ 7/ 7 1013.0S
MICH CITY BUOY 65 64 190/ 4/ 6 992.6R 0
ST. JOSEPH BUOY 65 65 150/ 2/ 2 1014.7F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-210900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 67 61 81 SE6 29.92S TC 19
GALESBURG* CLOUDY 63 57 80 SE3 29.95F TC 17
MACOMB* CLOUDY 64 62 93 CALM 29.94F TC 18
JACKSONVILLE* MOCLDY 64 64 100 CALM 29.94R TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-210900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 62 57 83 SW3 29.97R TC 17
DECATUR PTCLDY 62 57 83 CALM 29.95S TC 17
PEORIA CLOUDY 63 58 83 CALM 29.95R TC 17
SPRINGFIELD PTCLDY 62 59 90 E5 29.93F TC 17
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-210900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 59 56 89 SE5 29.94F TC 15
MATTOON PTCLDY 62 57 83 SE5 29.95R TC 17
PARIS* PTCLDY 58 57 97 CALM 29.95F TC 14
ILZ079-100>102-210900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 68 59 74 E3 29.93S TC 20
BELLEVILLE PTCLDY 68 64 89 CALM 29.90F TC 20
CAHOKIA* PTCLDY 69 60 73 CALM 29.91S TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 66 65 96 CALM 29.92S TC 19
EFFINGHAM* MOCLDY 66 63 89 CALM 29.97R TC 19
MARION CLEAR 67 66 96 CALM 29.93S TC 19
MT. VERNON MOCLDY 64 63 96 CALM 29.94R TC 18
SALEM* PTCLDY 71 60 69 MISG 29.94S TC 22
ILZ067-068-072-073-078-083-087-091-210900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 66 63 90 NE6 29.94S TC 19
FLORA* CLOUDY 68 64 88 N3 29.95R TC 20
FAIRFIELD* MOCLDY 69 59 71 CALM 29.94R TC 21
HARRISBURG* CLEAR 65 64 99 CALM 29.93F TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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