599
ASUS43 KLOT 121156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 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.
ILZ001-002-007-009-015-016-024-121300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 53 53 100 E5 30.17R FOG TC 12
6HR MIN TEMP: 53; 6HR MAX TEMP: 59;
ILZ003-004-008-010-011-017-018-121300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
ILZ005-006-012>014-019>023-121300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 60 59 96 N6 30.21R TC 16
6HR MIN TEMP: 60; 6HR MAX TEMP: 64;
CHICAGO-MIDWAY NOT AVBL
AURORA FOG 57 56 96 NE5 30.21S VSB 1/4 TC 14
6HR MIN TEMP: 56; 6HR MAX TEMP: 61;
WAUKEGAN FOG 59 56 89 CALM 30.22R VSB 1/4 TC 15
6HR MIN TEMP: 56; 6HR MAX TEMP: 61;
DUPAGE AIRPORT FOG 56 54 93 N3 30.21S VSB 1/4 TC 13
6HR MIN TEMP: 55; 6HR MAX TEMP: 62; 6HR PCP: TRACE;
WHEELING FOG 59 59 100 N3 30.23S VSB 1/4 TC 15
6HR MIN TEMP: 59; 6HR MAX TEMP: 62;
ROMEOVILLE* PTCLDY 61 61 100 NE5 30.22R FOG TC 16
LMZ740>746-121300-
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 30/ 4/ 4 1023.3R
WINTHROP HARBOR 61 67 260/ 4/ 6 N/A 1/ 4
WAUKEGAN HARBOR 61 68 N/A 1/ 4
WILMETTE BUOY 67 100/ 4/ 6 1024.6R 1/ 4
CHICAGO BUOY 68 65 90/ 2/ 4 1023.6R 2/ 5
HARRISON CRIB 68 110/ 4/ 4 N/A
CALUMET HARBOR CALM / 1 1021.8
BURNS HARBOR 65 170/ 4/ 5 1023.7R
MICHIGAN CITY 62 150/ 11/ 12 1022.1R
MICH CITY BUOY 59 1021.6R
ST. JOSEPH BUOY 65 68 150/ 6/ 8 1024.1R 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-121300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-121300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 57 55 93 E3 30.17S TC 14
6HR MIN TEMP: 57; 6HR MAX TEMP: 63;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-121300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 61 59 94 VRB3 30.16S TC 16
BELLEVILLE MOCLDY 64 61 91 CALM 30.14R TC 18
CAHOKIA* CLEAR 59 58 96 CALM 30.15R TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 61 59 93 CALM 30.15S FOG TC 16
6HR MIN TEMP: 61; 6HR MAX TEMP: 64;
MARION MOCLDY 66 61 82 SE7 30.16S TC 19
ILZ067-068-072-073-078-083-087-091-121300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
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