200
ASUS43 KLOT 111006
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT THU SEP 11 2025
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.
ILZ001-002-007-009-015-016-024-111100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 53 52 96 CALM 30.16S TC 12
STERLING* CLEAR 56 55 97 E3 30.19R TC 13
ILZ003-004-008-010-011-017-018-111100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 56 53 90 CALM 30.20R TC 13
ROCHELLE* CLOUDY 56 52 86 CALM 30.19S TC 14
DE KALB* CLOUDY 60 56 88 E5 30.20S TC 16
PERU* CLEAR 58 56 93 NE5 30.17S TC 14
ILZ005-006-012>014-019>023-111100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 64 59 83 N5 30.18R TC 18
CHICAGO-MIDWAY PTCLDY 68 60 75 NE3 30.18R TC 20
AURORA CLOUDY 60 56 86 CALM 30.18R TC 16
JOLIET* MOCLDY 60 59 96 CALM 30.18S TC 16
WAUKEGAN CLOUDY 62 59 90 N5 30.19S TC 17
DUPAGE AIRPORT CLOUDY 62 58 86 N3 30.18R TC 17
KANKAKEE* CLOUDY 59 57 94 NE3 30.18R TC 15
WHEELING CLOUDY 60 58 92 CALM 30.20R TC 16
MORRIS* CLOUDY 60 58 91 NE3 30.17R TC 16
ROMEOVILLE* MOCLDY 61 61 100 CALM 30.19R TC 16
LANSING* N/A 65 58 75 CALM 30.19R TC 19
LMZ740>746-111100-
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)
S. MID LAKE BUOY 66 66 30/ 6/ 6 1022.3R
WINTHROP HARBOR 64 68 330/ 6/ 8 N/A 1
WAUKEGAN HARBOR 66 68 N/A 1
WILMETTE BUOY 69 40/ 6/ 8 1024.0R 1/ 3
CHICAGO BUOY 69 65 60/ 6/ 8 1022.4R 1/ 3
HARRISON CRIB 69 50/ 6/ 7 N/A
CALUMET HARBOR 67 30/ 4/ 6 1020.8
BURNS HARBOR 66 CALM / 2 1022.7R
MICHIGAN CITY 63 CALM 1021.0R
MICH CITY BUOY 61 1020.4R
ST. JOSEPH BUOY 65 69 90/ 6/ 10 1022.7R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-111100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 63 58 83 E5 30.14R TC 17
GALESBURG* CLEAR 54 50 86 CALM 30.17S TC 12
MACOMB* CLEAR 55 53 94 CALM 30.18R TC 13
JACKSONVILLE* CLEAR 56 56 99 CALM 30.14R TC 14
PITTSFIELD* MOCLDY 60 59 98 CALM 30.16R TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-111100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 54 51 90 NE3 30.17S TC 12
BLOOMINGTON CLEAR 57 53 86 E6 30.17R TC 14
DECATUR CLEAR 60 56 86 NE3 30.15R TC 16
PEORIA CLEAR 60 54 80 NE3 30.15R TC 16
LACON* CLEAR 54 51 92 CALM 30.16R TC 12
LINCOLN* CLEAR 58 55 88 CALM 30.15R TC 15
SPRINGFIELD CLEAR 57 55 93 CALM 30.13S TC 14
TAYLORVILLE CLEAR 55 54 94 MISG 30.14R TC 13
ILZ033-039-045-046-055>057-062-063-111100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 62 53 72 NE6 30.15R TC 17
DANVILLE* MOCLDY 59 54 82 NE3 30.16S TC 15
RANTOUL* PTCLDY 62 49 64 E3 30.16S TC 17
MATTOON CLEAR 61 58 90 CALM 30.13S TC 16
ILZ079-100>102-111100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 60 57 92 CALM 30.13R TC 15
BELLEVILLE CLEAR 62 57 86 CALM 30.10R TC 16
CAHOKIA* CLEAR 60 59 96 CALM 30.12R TC 16
SPARTA* CLEAR 64 60 86 CALM 30.13S TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-111100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 59 58 96 CALM 30.12R TC 15
CAIRO* CLEAR 62 61 97 CALM 30.12S TC 17
EFFINGHAM* CLEAR 61 60 99 CALM 30.15R TC 16
MARION CLEAR 62 61 96 CALM 30.13R TC 17
MT. VERNON CLEAR 58 58 100 CALM 30.13R TC 14
CENTRALIA* CLEAR 59 56 91 CALM 30.13R TC 15
SALEM* CLEAR 60 56 87 CALM 30.13R TC 15
METROPOLIS* CLEAR 61 60 97 CALM 30.13R TC 16
ILZ067-068-072-073-078-083-087-091-111100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 62 60 93 N3 30.14R TC 17
FLORA* CLEAR 63 63 100 E3 30.13R TC 17
FAIRFIELD* PTCLDY 62 60 94 CALM 30.13R TC 17
HARRISBURG* CLEAR 59 57 94 MISG 30.12S TC 15
ROBINSON* PTCLDY 57 57 100 N1 30.13S FOG TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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