251
ASUS43 KLOT 101708
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT WED SEP 10 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.
ILZ001-002-007-009-015-016-024-101800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 78 55 44 NE6 30.12F TC 26
STERLING* SUNNY 80 49 33 VRB5 30.15S TC 27
ILZ003-004-008-010-011-017-018-101800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 75 51 43 VRB3 30.17R TC 24
ROCHELLE* MOSUNNY 76 47 35 CALM 30.16S TC 25
DE KALB* MOSUNNY 76 51 41 CALM 30.17S TC 24
PERU* SUNNY 78 51 37 CALM 30.15S TC 26
ILZ005-006-012>014-019>023-101800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 78 50 37 SW5 30.15S TC 26
CHICAGO-MIDWAY MOSUNNY 79 49 34 S8 30.15F TC 26
AURORA SUNNY 76 53 44 CALM 30.15F TC 24
JOLIET* SUNNY 78 51 38 CALM 30.16S TC 26
WAUKEGAN MOSUNNY 77 53 43 CALM 30.15F TC 25
DUPAGE AIRPORT MOSUNNY 77 52 41 VRB3 30.15S TC 25
KANKAKEE* MOSUNNY 77 54 44 W3 30.16F TC 25
WHEELING MOSUNNY 78 51 38 VRB5 30.16F TC 26
MORRIS* SUNNY 76 55 48 CALM 30.14F TC 24
ROMEOVILLE* SUNNY 77 54 44 VRB7 30.16S TC 25
LANSING* N/A 77 53 44 CALM 30.16F TC 25
LMZ740>746-101800-
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 67 66 180/ 6/ 8 1021.7R 1
WINTHROP HARBOR 68 67 160/ 8/ 8 N/A 0
WAUKEGAN HARBOR 69 67 N/A 0
WILMETTE BUOY 69 130/ 6/ 8 1023.2F 1
CHICAGO BUOY 70 65 100/ 6/ 6 1021.7S 1
HARRISON CRIB 72 120/ 8/ 8 N/A
CALUMET HARBOR 75 200/ 5/ 7 1020.2R
BURNS HARBOR 76 190/ 2/ 3 1022.0S
MICHIGAN CITY 73 190/ 5/ 6 1020.2R
MICH CITY BUOY 75 65 CALM / 2 1020.1F 0
ST. JOSEPH BUOY 70 69 220/ 2/ 4 1022.4S 0
ILZ025>027-034>036-040-047-049-050-058-095>099-101800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 81 51 35 VRB3 30.12F HX 80 TC 27
GALESBURG* SUNNY 79 48 33 NE3 30.14F TC 26
MACOMB* SUNNY 79 54 42 NE3 30.16S TC 26
JACKSONVILLE* MOSUNNY 79 55 43 CALM 30.13S HX 80 TC 26
PITTSFIELD* PTSUNNY 82 55 39 CALM 30.13S HX 82 TC 28
ILZ028>032-037-038-041>044-048-051>054-059>061-101800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 79 47 32 CALM 30.15F TC 26
BLOOMINGTON SUNNY 80 53 39 SE5 30.16S HX 80 TC 27
DECATUR SUNNY 83 55 38 SE6 30.15R HX 82 TC 28
PEORIA SUNNY 79 53 40 VRB5 30.14S TC 26
LACON* SUNNY 78 51 38 CALM 30.13F TC 25
LINCOLN* SUNNY 82 59 45 CALM 30.14S HX 82 TC 28
SPRINGFIELD SUNNY 81 55 40 VRB3 30.13S HX 81 TC 27
TAYLORVILLE SUNNY 82 54 36 MISG 30.13S HX 81 TC 28
ILZ033-039-045-046-055>057-062-063-101800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 83 52 34 CALM 30.15S HX 82 TC 28
DANVILLE* SUNNY 81 51 35 NE5 30.16S HX 80 TC 27
RANTOUL* SUNNY 79 47 31 CALM 30.15S TC 26
MATTOON PTSUNNY 81 54 39 VRB3 30.14S HX 81 TC 27
ILZ079-100>102-101800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 81 57 44 VRB3 30.13R HX 81 TC 27
BELLEVILLE SUNNY 85 56 36 CALM 30.10S HX 84 TC 30
CAHOKIA* SUNNY 82 56 40 CALM 30.11F HX 82 TC 28
SPARTA* PTSUNNY 86 52 31 W5 30.13S HX 84 TC 30
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-101800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 84 59 42 MISG 30.13S HX 84 TC 29
CAIRO* MOSUNNY 82 65 56 CALM 30.14S HX 84 TC 28
EFFINGHAM* SUNNY 82 56 40 CALM 30.16S HX 81 TC 28
MARION SUNNY 82 59 44 SW7 30.13F HX 82 TC 28
MT. VERNON SUNNY 85 58 39 VRB6 30.13F HX 84 TC 29
CENTRALIA* SUNNY 85 55 35 SW5 30.13S HX 84 TC 30
SALEM* MOSUNNY 86 57 37 SW5 30.13S HX 85 TC 30
METROPOLIS* MOSUNNY 82 63 52 CALM 30.14F HX 83 TC 28
ILZ067-068-072-073-078-083-087-091-101800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 82 60 47 NW6 30.14S HX 82 TC 28
FLORA* SUNNY 82 61 47 CALM 30.13F HX 83 TC 28
FAIRFIELD* MOSUNNY 82 60 47 CALM 30.13S HX 82 TC 28
HARRISBURG* PTSUNNY 84 60 43 MISG 30.13F HX 84 TC 29
ROBINSON* SUNNY 81 61 50 VRB5 30.14S HX 81 TC 27
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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