128
ASUS43 KLOT 211010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-211100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 63 57 81 CALM 29.94R TC 17
STERLING* CLOUDY 60 59 96 CALM 29.96R TC 16
SAVANNA* CLOUDY 59 56 91 CALM 29.95R TC 15
ILZ003-004-008-010-011-017-018-211100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 57 56 96 CALM 29.97R TC 14
FREEPORT* CLOUDY 58 56 95 CALM 29.97R TC 14
ROCHELLE* CLOUDY 58 55 90 CALM 29.96R TC 15
DE KALB* CLOUDY 59 55 88 CALM 29.96S TC 15
PERU* MOCLDY 61 59 94 CALM 29.96R TC 16
ILZ005-006-012>014-019>023-211100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 62 54 74 N3 29.94R TC 17
CHICAGO-MIDWAY MOCLDY 64 56 75 CALM 29.94R TC 18
AURORA CLOUDY 57 56 96 CALM 29.95R TC 14
JOLIET* MOCLDY 59 59 100 CALM 29.95R TC 15
WAUKEGAN MOCLDY 55 54 96 CALM 29.95R TC 13
DUPAGE AIRPORT CLOUDY 58 55 90 NE3 29.95R TC 14
KANKAKEE* MOCLDY 58 57 96 CALM 29.96R TC 15
WHEELING CLOUDY 59 56 89 CALM 29.96R TC 15
ROMEOVILLE* MOCLDY 59 59 100 CALM 29.95S TC 15
LANSING* MOCLDY 58 56 91 CALM 29.95R TC 15
NORTHERLY ISL* N/A 61 58 90 CALM N/A TC 16
LMZ740>746-211100-
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 1013.6 0
WAUKEGAN HARBOR 57 54 240/ 2/ 2 1014.6 0
WILMETTE BUOY 59 230/ 4/ 4 1015.7R 0
CHICAGO BUOY 63 62 110/ 4/ 4 1012.9 0
HARRISON CRIB 64 110/ 7/ 7 N/A
NORTHERLY ISL 61 30/ 2/ 3 N/A
CALUMET HARBOR 63 CALM / 1 1014.0R
BURNS HARBOR CALM / 2 1014.9R
MICHIGAN CITY 62 130/ 7/ 7 1013.1R
MICH CITY BUOY 64 64 150/ 4/ 6 992.9R 0
ST. JOSEPH BUOY 63 64 100/ 4/ 4 1015.2R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-211100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 68 58 70 E10 29.88F TC 20
GALESBURG* MOCLDY 64 57 79 CALM 29.95F TC 18
MACOMB* MOCLDY 64 63 96 CALM 29.95F TC 18
JACKSONVILLE* MOCLDY 64 59 85 E6 29.92F TC 18
PITTSFIELD* CLOUDY 66 61 83 CALM 29.91F TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-211100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 59 59 100 MISG 29.96R TC 15
BLOOMINGTON CLOUDY 61 58 90 S5 29.97R TC 16
DECATUR MOCLDY 63 56 78 SE3 29.95S TC 17
PEORIA MOCLDY 63 58 83 CALM 29.95R TC 17
LACON* MOCLDY 60 56 85 CALM 29.95R TC 16
SPRINGFIELD MOCLDY 64 57 78 E7 29.93S TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-211100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 59 55 87 E5 29.95F TC 15
DANVILLE* MOCLDY 59 57 95 CALM 29.97S TC 15
MATTOON MOCLDY 62 55 77 SE3 29.95R TC 17
PARIS* PTCLDY 56 56 97 CALM 29.96S TC 14
ILZ079-100>102-211100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 67 60 78 E5 29.92S TC 19
CAHOKIA* MOCLDY 68 61 78 SE5 29.90S TC 20
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 64 63 96 E3 29.91S TC 18
CAIRO* PTCLDY 65 65 100 CALM 29.92S TC 18
EFFINGHAM* MOCLDY 65 60 82 E3 29.96R TC 19
MARION PTCLDY 64 64 98 CALM 29.92F TC 18
MT. VERNON PTCLDY 62 61 96 CALM 29.93S TC 17
CENTRALIA* MOCLDY 69 58 68 CALM 29.92F TC 20
SALEM* MOCLDY 69 60 74 MISG 29.93S TC 21
METROPOLIS* PTCLDY 62 62 100 CALM 29.93S TC 17
ILZ067-068-072-073-078-083-087-091-211100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 65 61 87 NE5 29.94S TC 18
FLORA* PTCLDY 66 61 82 CALM 29.94S TC 19
FAIRFIELD* PTCLDY 65 60 82 CALM 29.93S TC 19
HARRISBURG* PTCLDY 63 63 99 CALM 29.93S TC 17
ROBINSON* CLOUDY 63 63 100 NE1 29.94S TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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