479
ASUS43 KLOT 210906
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-211000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 61 58 90 CALM 29.92S TC 16
STERLING* CLOUDY 59 59 100 E3 29.94S TC 15
SAVANNA* CLOUDY 58 56 93 N3 29.93F TC 15
ILZ003-004-008-010-011-017-018-211000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 57 56 96 CALM 29.96S TC 14
FREEPORT* CLOUDY 58 56 95 CALM 29.97R TC 14
ROCHELLE* CLOUDY 57 54 89 CALM 29.95R TC 14
DE KALB* MOCLDY 59 55 87 CALM 29.96S TC 15
PERU* MOCLDY 63 59 88 CALM 29.93F TC 17
ILZ005-006-012>014-019>023-211000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 62 54 74 CALM 29.93S TC 17
CHICAGO-MIDWAY MOCLDY 64 55 72 W3 29.93S TC 18
AURORA MOCLDY 56 56 100 CALM 29.94S TC 13
JOLIET* MOCLDY 58 57 99 CALM 29.94S TC 14
WAUKEGAN MOCLDY 55 55 100 CALM 29.94S TC 13
DUPAGE AIRPORT MOCLDY 58 56 93 CALM 29.93S TC 14
KANKAKEE* MOCLDY 58 56 95 CALM 29.95S TC 14
WHEELING MOCLDY 59 56 89 CALM 29.95S TC 15
ROMEOVILLE* MOCLDY 61 59 94 CALM 29.94F TC 16
LANSING* MOCLDY 58 55 91 CALM 29.94F TC 15
NORTHERLY ISL* N/A 62 56 80 CALM N/A TC 17
LMZ740>746-211000-
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 1013.3S 0
WAUKEGAN HARBOR 57 54 320/ 4/ 4 1014.2S 0
WILMETTE BUOY 60 150/ 6/ 6 1015.1F 0
CHICAGO BUOY 63 62 100/ 4/ 6 1012.5F 0
HARRISON CRIB 64 110/ 7/ 7 N/A
NORTHERLY ISL 64 CALM / 4 N/A
CALUMET HARBOR 64 220/ 2/ 4 1013.6
BURNS HARBOR 160/ 2/ 3 1014.2F
MICHIGAN CITY 62 130/ 7/ 8 1012.8F
MICH CITY BUOY 64 64 110/ 4/ 6 992.4F 0
ST. JOSEPH BUOY 64 65 90/ 4/ 4 1014.9R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-211000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 67 60 78 SE7 29.92S TC 19
GALESBURG* CLOUDY 63 59 87 CALM 29.95S TC 17
MACOMB* CLOUDY 64 63 96 CALM 29.96R TC 18
JACKSONVILLE* MOCLDY 65 59 79 SE8 29.93F TC 19
PITTSFIELD* CLOUDY 66 61 83 CALM 29.93S TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-211000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 59 58 97 MISG 29.95R TC 15
BLOOMINGTON MOCLDY 62 56 80 S7 29.96F TC 17
DECATUR PTCLDY 60 56 86 CALM 29.95S TC 16
PEORIA CLOUDY 64 58 80 CALM 29.93F TC 18
LACON* CLOUDY 59 55 85 CALM 29.93F TC 15
SPRINGFIELD MOCLDY 64 57 78 E7 29.93S TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-211000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 60 55 83 CALM 29.96R TC 16
DANVILLE* MOCLDY 60 58 92 CALM 29.97R TC 16
MATTOON PTCLDY 63 55 75 SE3 29.94F TC 17
PARIS* PTCLDY 56 55 98 CALM 29.97R TC 13
ILZ079-100>102-211000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 67 59 77 E3 29.93S TC 19
BELLEVILLE CLOUDY 69 65 89 CALM 29.89F TC 20
CAHOKIA* PTCLDY 69 61 75 CALM 29.90F TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 65 64 97 CALM 29.91F TC 18
CAIRO* CLEAR 64 64 99 CALM 29.92R TC 18
EFFINGHAM* CLOUDY 65 61 85 E3 29.96S TC 19
MARION CLEAR 64 64 98 CALM 29.92S TC 18
MT. VERNON PTCLDY 65 63 93 CALM 29.93F TC 18
CENTRALIA* PTCLDY 67 59 75 CALM 29.93F TC 19
SALEM* PTCLDY 70 60 70 MISG 29.93S TC 21
METROPOLIS* CLEAR 63 63 100 CALM 29.93R TC 17
ILZ067-068-072-073-078-083-087-091-211000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 67 63 87 NE3 29.94S TC 19
FLORA* PTCLDY 68 63 83 CALM 29.94S TC 20
FAIRFIELD* PTCLDY 68 59 74 CALM 29.93F TC 20
HARRISBURG* CLEAR 64 64 98 CALM 29.93S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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