066
ASUS43 KLOT 120201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-120300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 63 58 83 E3 30.14R TC 17
STERLING* CLEAR 64 59 83 E6 30.18R TC 18
ILZ003-004-008-010-011-017-018-120300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 67 56 67 E5 30.21R TC 19
ILZ005-006-012>014-019>023-120300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 66 61 84 NE10 30.19R TC 19
CHICAGO-MIDWAY CLEAR 69 60 73 NE7 30.20R TC 21
AURORA CLEAR 65 58 78 E7 30.19R TC 18
JOLIET* CLEAR 68 57 67 E5 30.19R TC 20
WAUKEGAN CLEAR 63 60 90 NE6 30.21R TC 17
DUPAGE AIRPORT CLEAR 65 58 78 NE7 30.20R TC 18
WHEELING CLEAR 65 62 90 NE5 30.22R TC 18
MORRIS* CLEAR 64 57 77 CALM 30.17S TC 18
LANSING* N/A 65 63 92 NE6 30.20R TC 19
LMZ740>746-120300-
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/ 12/ 14 1022.9R
WINTHROP HARBOR 66 66 320/ 10/ 14 N/A 2/ 4
WAUKEGAN HARBOR 67 68 N/A 2/ 3
WILMETTE BUOY 67 30/ 10/ 14 1024.4R 2/ 4
CHICAGO BUOY 68 66 10/ 10/ 14 1023.3R 2/ 4
HARRISON CRIB 67 30/ 11/ 12 N/A
CALUMET HARBOR 67 10/ 5/ 8 1021.4
BURNS HARBOR 69 50/ 6/ 7 1023.0R
MICHIGAN CITY 68 30/ 10/ 11 1021.3R
MICH CITY BUOY 68 1020.6R
ST. JOSEPH BUOY 68 69 360/ 12/ 16 1023.2R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-120300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 74 57 55 E7 30.11S TC 23
GALESBURG* CLEAR 67 55 66 CALM 30.16R TC 19
MACOMB* CLEAR 63 56 80 SE6 30.16R TC 17
JACKSONVILLE* CLEAR 64 56 75 NE5 30.13R TC 18
PITTSFIELD* CLEAR 73 58 61 NE3 30.13S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-120300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 65 58 78 E7 30.17R TC 18
DECATUR MOCLDY 69 61 75 CALM 30.15R TC 21
PEORIA CLEAR 71 56 58 NE3 30.14R TC 22
LACON* CLEAR 70 55 57 E8 30.15R TC 21
LINCOLN* CLEAR 69 60 74 NE3 30.14R TC 20
SPRINGFIELD CLEAR 69 57 65 NE3 30.13R TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-120300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 71 58 63 E6 30.15R TC 22
DANVILLE* CLEAR 70 55 59 E5 30.16R TC 21
RANTOUL* CLEAR 71 54 54 E6 30.16R TC 22
MATTOON PTCLDY 71 60 68 SE5 30.13R TC 22
ILZ079-100>102-120300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 72 61 68 NE5 30.11R TC 22
CAHOKIA* CLEAR 69 63 81 CALM 30.10R TC 21
SPARTA* CLEAR 75 59 58 CALM 30.11R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-120300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 68 61 78 CALM 30.09R TC 20
CAIRO* CLEAR 71 65 80 CALM 30.09R TC 22
EFFINGHAM* CLEAR 73 64 73 E5 30.14R TC 23
MARION CLEAR 69 60 75 CALM 30.11R TC 20
MT. VERNON CLEAR 65 62 90 NE3 30.11R TC 18
CENTRALIA* CLEAR 67 58 73 CALM 30.11R TC 19
SALEM* CLEAR 68 55 63 CALM 30.12R TC 20
METROPOLIS* CLEAR 73 63 71 CALM 30.09R TC 23
ILZ067-068-072-073-078-083-087-091-120300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 71 62 73 NE5 30.13R TC 22
FLORA* CLEAR 75 63 64 E5 30.12R TC 24
FAIRFIELD* CLEAR 69 62 76 CALM 30.11R TC 21
HARRISBURG* CLEAR 73 61 66 MISG 30.11R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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