364
ASUS43 KLOT 120510
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT FRI SEP 12 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.
ILZ001-002-007-009-015-016-024-120600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 62 57 83 E9 30.16S TC 17
STERLING* CLEAR 58 58 100 E6 30.20S TC 14
ILZ003-004-008-010-011-017-018-120600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 61 58 90 E3 30.22S TC 16
ROCHELLE* CLEAR 59 56 89 E5 30.21S TC 15
DE KALB* CLEAR 59 59 100 E7 30.22S TC 15
PERU* CLEAR 60 56 84 NE6 30.20R TC 16
ILZ005-006-012>014-019>023-120600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 65 62 90 NE6 30.21R TC 18
CHICAGO-MIDWAY CLEAR 68 60 75 NE6 30.21S TC 20
AURORA CLEAR 61 58 90 E5 30.21R TC 16
JOLIET* CLEAR 64 61 90 CALM 30.21R TC 18
WAUKEGAN CLEAR 62 59 90 NE5 30.22R TC 17
DUPAGE AIRPORT CLEAR 62 60 93 NE5 30.21S TC 17
KANKAKEE* CLEAR 59 57 94 NE3 30.21R TC 15
WHEELING CLEAR 62 61 96 CALM 30.23R TC 17
MORRIS* CLEAR 59 57 94 CALM 30.20R TC 15
ROMEOVILLE* CLEAR 63 63 100 NE7 30.22R TC 17
LANSING* N/A 64 62 93 CALM 30.21S TC 18
LMZ740>746-120600-
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 65 66 360/ 8/ 8 1023.3F 2/ 4
WINTHROP HARBOR 65 67 330/ 10/ 14 N/A 2/ 5
WAUKEGAN HARBOR 66 68 N/A 2/ 5
WILMETTE BUOY 67 50/ 8/ 12 1024.7R 2/ 4
CHICAGO BUOY 68 65 30/ 6/ 8 1023.7 2/ 4
HARRISON CRIB 68 40/ 6/ 7 N/A
CALUMET HARBOR 67 30/ 4/ 8 1021.9
BURNS HARBOR 68 60/ 6/ 7 1023.4S
MICHIGAN CITY 66 70/ 5/ 6 1021.9R
MICH CITY BUOY 64 1021.3R
ST. JOSEPH BUOY 67 69 20/ 6/ 8 1023.6R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-120600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 69 56 62 E7 30.13S TC 21
GALESBURG* CLEAR 66 55 67 E6 30.18R TC 19
MACOMB* CLEAR 58 54 86 E3 30.17S TC 15
JACKSONVILLE* CLEAR 60 54 79 E6 30.14S TC 16
PITTSFIELD* CLEAR 64 59 83 CALM 30.15S TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-120600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 58 55 88 E5 30.20R TC 15
BLOOMINGTON PTCLDY 61 57 87 NE7 30.20R TC 16
DECATUR CLEAR 62 57 83 NE6 30.17R TC 17
PEORIA CLEAR 69 56 62 E10 30.17R TC 21
LACON* CLEAR 63 55 75 E7 30.18S TC 17
LINCOLN* CLEAR 62 56 82 CALM 30.17R TC 17
SPRINGFIELD CLEAR 64 58 80 E3 30.15R TC 18
TAYLORVILLE CLEAR 66 61 82 MISG 30.15S TC 19
ILZ033-039-045-046-055>057-062-063-120600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 64 55 72 E6 30.18R TC 18
DANVILLE* CLEAR 64 54 68 NE6 30.19S TC 18
RANTOUL* CLEAR 63 54 72 NE6 30.19R TC 17
MATTOON CLEAR 68 61 78 CALM 30.16R TC 20
ILZ079-100>102-120600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 62 59 91 MISG 30.13S TC 17
CAHOKIA* CLEAR 64 62 93 CALM 30.12R TC 18
SPARTA* MOCLDY 69 60 74 CALM 30.14R TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-120600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 63 59 87 CALM 30.12S TC 17
CAIRO* CLEAR 66 63 91 CALM 30.12S TC 19
EFFINGHAM* CLEAR 64 63 96 CALM 30.17S TC 18
MARION CLEAR 72 59 63 SE3 30.13S TC 22
MT. VERNON CLEAR 62 60 93 CALM 30.14S TC 17
CENTRALIA* CLEAR 62 56 81 CALM 30.14S TC 17
SALEM* CLEAR 72 61 67 CALM 30.14S TC 22
METROPOLIS* CLEAR 67 62 84 CALM 30.13R TC 19
ILZ067-068-072-073-078-083-087-091-120600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 67 61 81 NE3 30.15R TC 19
FLORA* CLEAR 64 61 88 CALM 30.15S TC 18
FAIRFIELD* CLEAR 65 61 87 CALM 30.14S TC 18
HARRISBURG* CLEAR 65 60 84 MISG 30.13S TC 18
ROBINSON* CLEAR 61 61 100 CALM 30.15S TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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