241
ASUS43 KLOT 120011
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM 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.
ILZ001-002-007-009-015-016-024-120100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 76 57 51 SE3 30.13S TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 84;
STERLING* PTCLDY 74 57 55 E5 30.15S TC 23
ILZ003-004-008-010-011-017-018-120100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 74 57 55 E6 30.17S TC 23
6HR MIN TEMP: 74; 6HR MAX TEMP: 82;
ROCHELLE* CLEAR 72 57 59 E9 30.17S TC 22
DE KALB* CLEAR 70 58 66 E7 30.19S TC 21
PERU* PTCLDY 75 58 54 NE5 30.14F TC 24
ILZ005-006-012>014-019>023-120100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 69 58 67 NE9 30.18F TC 21
6HR MIN TEMP: 69; 6HR MAX TEMP: 77;
CHICAGO-MIDWAY PTCLDY 72 57 59 NE10 30.18F TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 79;
AURORA CLEAR 72 58 61 E8 30.16F TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 84;
JOLIET* CLEAR 74 55 51 E9 30.17F TC 23
WAUKEGAN PTCLDY 66 60 81 NE8 30.20F TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 75;
DUPAGE AIRPORT CLEAR 71 57 61 E12 30.17F TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 81;
KANKAKEE* CLEAR 72 57 60 NE7 30.17S TC 22
WHEELING CLEAR 68 61 78 NE8 30.20F TC 20
6HR MIN TEMP: 68; 6HR MAX TEMP: 76;
MORRIS* CLEAR 72 59 63 E7 30.15F TC 22
ROMEOVILLE* CLEAR 73 55 53 NE13 30.18F TC 23
LANSING* N/A 69 59 71 NE6 30.19S TC 21
LMZ740>746-120100-
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 10/ 12/ 12 1022.6F 2/ 4
WINTHROP HARBOR 66 67 320/ 10/ 14 N/A 2/ 3
WAUKEGAN HARBOR 66 68 N/A 1/ 4
WILMETTE BUOY 67 10/ 10/ 14 1024.4F 2/ 4
CHICAGO BUOY 68 66 350/ 10/ 12 1022.8 2/ 4
HARRISON CRIB 68 20/ 11/ 11 N/A
CALUMET HARBOR 68 350/ 7/ 9 1021.3
BURNS HARBOR 70 50/ 4/ 6 1022.4F
MICHIGAN CITY 69 30/ 11/ 11 1021.0R
MICH CITY BUOY 69 1020.1F
ST. JOSEPH BUOY 69 69 340/ 12/ 16 1022.8F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-120100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 81 59 47 E7 30.10F HX 81 TC 27
GALESBURG* CLEAR 76 56 49 CALM 30.15S TC 24
MACOMB* CLEAR 76 60 57 NE5 30.14F TC 25
JACKSONVILLE* CLEAR 78 57 49 N5 30.11F TC 25
PITTSFIELD* CLEAR 79 60 51 NE5 30.12F HX 80 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-120100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 73 57 57 E6 30.14F TC 23
BLOOMINGTON CLEAR 78 60 53 E7 30.15S TC 26
DECATUR CLEAR 78 61 55 NE7 30.12S HX 80 TC 26
PEORIA CLEAR 80 55 42 NE3 30.13S HX 80 TC 27
6HR MIN TEMP: 80; 6HR MAX TEMP: 86;
LACON* CLEAR 75 58 56 CALM 30.12F TC 24
LINCOLN* CLEAR 76 62 60 NE3 30.12F TC 25
SPRINGFIELD CLEAR 78 58 49 N6 30.11F TC 26
6HR MIN TEMP: 78; 6HR MAX TEMP: 88;
TAYLORVILLE CLEAR 79 55 44 MISG 30.11S TC 26
ILZ033-039-045-046-055>057-062-063-120100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 78 58 49 E6 30.13F TC 26
DANVILLE* CLEAR 76 55 47 E3 30.15S TC 25
RANTOUL* CLEAR 79 52 38 NE7 30.14S TC 26
MATTOON PTCLDY 78 61 55 E8 30.11S HX 80 TC 26
ILZ079-100>102-120100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 81 63 54 NE3 30.10S HX 82 TC 27
CAHOKIA* CLEAR 80 64 58 E5 30.08S HX 82 TC 27
SPARTA* CLEAR 85 56 37 NE3 30.09F HX 84 TC 30
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-120100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 82 60 47 N5 30.07F HX 82 TC 28
6HR MIN TEMP: 82; 6HR MAX TEMP: 92;
CAIRO* CLEAR 82 64 54 CALM 30.07F HX 83 TC 28
EFFINGHAM* PTCLDY 80 61 52 NE5 30.11S HX 81 TC 27
MARION PTCLDY 82 63 51 CALM 30.08F HX 83 TC 28
MT. VERNON CLEAR 79 60 52 CALM 30.09S HX 80 TC 26
CENTRALIA* CLEAR 81 55 40 N3 30.09F HX 81 TC 27
SALEM* CLEAR 80 54 40 CALM 30.10S HX 80 TC 27
METROPOLIS* CLEAR 84 62 46 CALM 30.08S HX 85 TC 29
ILZ067-068-072-073-078-083-087-091-120100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 76 62 62 E7 30.10F TC 24
FLORA* CLEAR 82 61 47 E3 30.09F HX 83 TC 28
FAIRFIELD* CLEAR 77 62 60 CALM 30.08F TC 25
HARRISBURG* CLEAR 82 59 45 MISG 30.08F HX 82 TC 28
ROBINSON* CLEAR 77 64 65 E5 30.10F TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page