030
ASUS43 KLOT 121308
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-121400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 60 56 86 E5 30.17S TC 16
STERLING* SUNNY 60 60 100 E6 30.21R FOG TC 16
ILZ003-004-008-010-011-017-018-121400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 60 58 92 VRB3 30.23S FOG TC 16
ROCHELLE* SUNNY 58 57 94 CALM 30.22S FOG TC 15
DE KALB* MOSUNNY 60 60 100 E7 30.23S FOG TC 16
PERU* FOG 58 58 100 NE3 30.21R VSB 3/4 TC 14
ILZ005-006-012>014-019>023-121400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 65 61 87 N3 30.22R TC 18
CHICAGO-MIDWAY PTSUNNY 69 57 65 E3 30.22R TC 21
AURORA SUNNY 62 61 96 E3 30.22R FOG TC 17
JOLIET* SUNNY 63 62 99 CALM 30.23R TC 17
WAUKEGAN FOG 63 59 87 CALM 30.23R VSB 1 TC 17
DUPAGE AIRPORT FOG 62 60 93 N3 30.22S VSB<1/4 TC 17
KANKAKEE* SUNNY 59 55 88 CALM 30.23R TC 15
WHEELING CLOUDY 61 60 97 CALM 30.24R FOG TC 16
MORRIS* MOSUNNY 56 56 100 CALM 30.21R FOG TC 14
ROMEOVILLE* MOSUNNY 63 63 100 E3 30.23R TC 17
LANSING* N/A 58 58 100 CALM 30.23R TC 14
LMZ740>746-121400-
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 60/ 4/ 6 1023.9R 1/ 4
WINTHROP HARBOR 62 67 290/ 2/ 6 N/A 1/ 4
WAUKEGAN HARBOR 62 68 N/A 1/ 4
WILMETTE BUOY 67 100/ 4/ 6 1025.5R 1/ 4
CHICAGO BUOY 71 65 120/ 2/ 4 1023.9 1/ 4
HARRISON CRIB 69 90/ 3/ 4 N/A
CALUMET HARBOR 66 200/ 2/ 3 1022.4R
BURNS HARBOR 66 170/ 5/ 8 1023.7S
MICHIGAN CITY 63 130/ 8/ 9 1022.5R
MICH CITY BUOY 62 1021.7S
ST. JOSEPH BUOY 63 68 110/ 6/ 8 1024.4R 1/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-121400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 64 59 83 SE7 30.15S TC 18
GALESBURG* SUNNY 61 54 77 SE5 30.18S TC 16
MACOMB* SUNNY 59 56 92 CALM 30.19S TC 15
JACKSONVILLE* SUNNY 61 61 98 CALM 30.16S TC 16
PITTSFIELD* SUNNY 62 61 97 CALM 30.17S TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-121400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 57 56 95 SE3 30.21S TC 14
BLOOMINGTON SUNNY 65 54 67 S7 30.21S TC 18
DECATUR SUNNY 63 56 78 E6 30.19F TC 17
PEORIA SUNNY 65 54 67 E3 30.19R TC 18
LACON* SUNNY 57 54 90 CALM 30.19S TC 14
LINCOLN* SUNNY 62 55 75 CALM 30.19R TC 17
SPRINGFIELD SUNNY 63 58 83 E5 30.17S TC 17
TAYLORVILLE SUNNY 64 59 82 MISG 30.18S TC 18
ILZ033-039-045-046-055>057-062-063-121400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 63 53 70 E6 30.21R TC 17
DANVILLE* SUNNY 62 54 73 E5 30.22S TC 17
RANTOUL* SUNNY 62 51 68 SE6 30.21S TC 17
MATTOON SUNNY 63 55 75 SE6 30.19S TC 17
ILZ079-100>102-121400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 64 61 88 VRB5 30.17R TC 18
BELLEVILLE LGT RAIN 68 63 83 CALM 30.14 TC 20
CAHOKIA* SUNNY 65 61 87 CALM 30.15S TC 18
SPARTA* MOSUNNY 69 64 82 E3 30.18R TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 66 62 87 CALM 30.16R TC 19
CAIRO* SUNNY 67 65 91 CALM 30.16S TC 20
EFFINGHAM* SUNNY 65 60 81 E3 30.21S HAZE TC 19
MARION PTSUNNY 70 63 78 SE8 30.16S TC 21
MT. VERNON SUNNY 68 63 84 NE3 30.18R TC 20
CENTRALIA* SUNNY 66 62 87 E3 30.18S TC 19
SALEM* SUNNY 69 60 72 E5 30.18S TC 21
METROPOLIS* MOSUNNY 67 63 87 CALM 30.17R TC 20
ILZ067-068-072-073-078-083-087-091-121400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 64 59 83 E5 30.20R TC 18
FLORA* SUNNY 64 61 88 CALM 30.20R TC 18
FAIRFIELD* SUNNY 67 60 79 CALM 30.18S TC 19
HARRISBURG* SUNNY 67 62 83 MISG 30.18S TC 20
ROBINSON* SUNNY 63 59 88 VRB2 30.20R TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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