679
ASUS43 KLOT 120601
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 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.
ILZ001-002-007-009-015-016-024-120700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 60 55 83 E5 30.16S TC 16
6HR MIN TEMP: 59; 6HR MAX TEMP: 75;
STERLING* CLEAR 56 56 100 E6 30.20S TC 13
ILZ003-004-008-010-011-017-018-120700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 60 58 92 CALM 30.23R TC 16
6HR MIN TEMP: 60; 6HR MAX TEMP: 74;
ILZ005-006-012>014-019>023-120700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 64 61 90 NE6 30.21S TC 18
6HR MIN TEMP: 64; 6HR MAX TEMP: 69;
CHICAGO-MIDWAY CLEAR 67 60 78 NE6 30.20F TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 72;
AURORA CLEAR 61 58 90 NE5 30.21S FOG TC 16
6HR MIN TEMP: 61; 6HR MAX TEMP: 71;
JOLIET* CLEAR 63 62 96 CALM 30.20F TC 17
WAUKEGAN PTCLDY 60 57 89 N3 30.21F FOG TC 16
6HR MIN TEMP: 60; 6HR MAX TEMP: 66;
DUPAGE AIRPORT CLEAR 60 58 92 NE3 30.21S TC 16
6HR MIN TEMP: 59; 6HR MAX TEMP: 71;
WHEELING CLEAR 61 61 100 CALM 30.23S TC 16
6HR MIN TEMP: 61; 6HR MAX TEMP: 67;
MORRIS* CLEAR 58 57 99 CALM 30.20S TC 14
LANSING* N/A 63 62 96 NE3 30.21S TC 17
LMZ740>746-120700-
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/ 10 1023.3S
WINTHROP HARBOR 65 66 320/ 10/ 12 N/A 2/ 4
WAUKEGAN HARBOR 66 68 N/A 2/ 4
WILMETTE BUOY 67 50/ 8/ 12 1024.6F 2/ 4
CHICAGO BUOY 68 65 40/ 8/ 10 1023.4F 2/ 4
HARRISON CRIB 68 70/ 8/ 9 N/A
CALUMET HARBOR 67 30/ 5/ 7 1021.8
BURNS HARBOR 66 80/ 4/ 5 1023.4S
MICHIGAN CITY 65 60/ 3/ 4 1021.8F
MICH CITY BUOY 63 1021.3S
ST. JOSEPH BUOY 67 69 20/ 8/ 10 1023.5F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-120700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 67 55 65 E7 30.13S TC 19
GALESBURG* CLEAR 65 55 72 E8 30.17F TC 18
MACOMB* CLEAR 57 54 89 NE5 30.17S TC 14
JACKSONVILLE* CLEAR 60 54 80 E7 30.15R TC 16
PITTSFIELD* CLEAR 62 59 92 CALM 30.15S TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-120700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 59 56 89 E8 30.20S TC 15
DECATUR CLEAR 60 57 89 NE3 30.17S TC 16
PEORIA CLEAR 67 56 67 E12 30.17S TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 80;
LACON* CLEAR 60 54 79 CALM 30.19R TC 16
LINCOLN* CLEAR 60 56 85 CALM 30.17S TC 16
SPRINGFIELD CLEAR 60 57 89 E6 30.15S TC 16
6HR MIN TEMP: 60; 6HR MAX TEMP: 77;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-120700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 63 55 75 NE6 30.18S TC 17
DANVILLE* CLEAR 64 53 68 NE6 30.20S TC 18
RANTOUL* CLEAR 63 54 71 NE7 30.19S TC 17
MATTOON CLEAR 64 56 75 E5 30.16S TC 18
ILZ079-100>102-120700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 62 58 89 MISG 30.13S TC 16
CAHOKIA* CLEAR 63 62 97 CALM 30.12S TC 17
SPARTA* CLEAR 69 62 79 CALM 30.13S TC 20
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-120700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 63 60 90 CALM 30.12S TC 17
6HR MIN TEMP: 62; 6HR MAX TEMP: 82;
CAIRO* PTCLDY 66 63 89 CALM 30.12S TC 19
EFFINGHAM* CLEAR 64 62 93 CALM 30.17S TC 18
MARION MOCLDY 70 59 67 SE3 30.14R TC 21
MT. VERNON CLEAR 63 61 93 CALM 30.14S TC 17
CENTRALIA* CLEAR 64 59 85 E3 30.14S TC 18
SALEM* CLEAR 65 58 78 CALM 30.15R TC 18
METROPOLIS* CLEAR 66 61 84 CALM 30.12F TC 19
ILZ067-068-072-073-078-083-087-091-120700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 66 61 84 N5 30.15S TC 19
FLORA* CLEAR 63 61 94 CALM 30.16R TC 17
FAIRFIELD* CLEAR 64 60 88 CALM 30.14S TC 18
HARRISBURG* CLEAR 63 60 88 MISG 30.14R TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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