780
ASUS43 KLOT 102210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-102300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 82 53 36 CALM 30.08F HX 81 TC 28
STERLING* SUNNY 81 51 35 VRB3 30.11S HX 80 TC 27
ILZ003-004-008-010-011-017-018-102300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 77 50 38 CALM 30.13S TC 25
ROCHELLE* SUNNY 79 48 33 CALM 30.12S TC 26
DE KALB* SUNNY 78 52 39 W6 30.13S TC 26
PERU* MOSUNNY 81 50 34 CALM 30.10F HX 80 TC 27
ILZ005-006-012>014-019>023-102300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 81 45 28 SW5 30.10S HX 80 TC 27
CHICAGO-MIDWAY MOSUNNY 82 48 30 CALM 30.10F HX 81 TC 28
AURORA SUNNY 80 51 36 CALM 30.11S HX 80 TC 27
JOLIET* MOSUNNY 80 54 39 CALM 30.11S HX 80 TC 27
WAUKEGAN PTSUNNY 77 54 44 NE7 30.12F TC 25
DUPAGE AIRPORT SUNNY 81 51 35 CALM 30.11S HX 80 TC 27
KANKAKEE* SUNNY 81 50 34 CALM 30.11F HX 80 TC 27
WHEELING MOSUNNY 78 53 41 E7 30.13S TC 26
MORRIS* PTSUNNY 79 55 42 CALM 30.09S TC 26
ROMEOVILLE* SUNNY 81 52 36 SW7 30.11F HX 80 TC 27
LANSING* N/A 79 51 37 S5 30.11F TC 26
LMZ740>746-102300-
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 67 100/ 4/ 4 1020.6F 1
WINTHROP HARBOR 68 66 20/ 4/ 4 N/A 1
WAUKEGAN HARBOR 69 69 N/A 1
WILMETTE BUOY 70 80/ 8/ 12 1022.0S 1/ 3
CHICAGO BUOY 71 66 70/ 10/ 12 1020.1 1/ 2
HARRISON CRIB 72 100/ 14/ 15 N/A
CALUMET HARBOR 72 70/ 9/ 13 1018.6
BURNS HARBOR 73 70/ 5/ 7 1020.3F
MICHIGAN CITY 71 40/ 9/ 9 1018.7F
MICH CITY BUOY 75 1018.4R
ST. JOSEPH BUOY 71 70 340/ 8/ 8 1021.2F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-102300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 85 56 37 N6 30.08S HX 84 TC 29
GALESBURG* MOSUNNY 82 50 32 CALM 30.10S HX 80 TC 28
MACOMB* PTSUNNY 85 54 34 CALM 30.10S HX 83 TC 29
JACKSONVILLE* SUNNY 84 56 37 W3 30.08S HX 83 TC 29
PITTSFIELD* SUNNY 85 55 36 SW3 30.09S HX 83 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-102300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 82 49 31 CALM 30.10F HX 80 TC 28
BLOOMINGTON MOSUNNY 84 53 34 CALM 30.10F HX 82 TC 29
DECATUR CLOUDY 86 55 34 NW3 30.08F HX 84 TC 30
PEORIA SUNNY 84 52 33 W6 30.08F HX 82 TC 29
LACON* SUNNY 82 52 35 CALM 30.08F HX 81 TC 28
LINCOLN* MOSUNNY 85 57 37 CALM 30.08S HX 84 TC 30
SPRINGFIELD NOT AVBL
TAYLORVILLE MOSUNNY 86 54 32 MISG 30.08S HX 84 TC 30
ILZ033-039-045-046-055>057-062-063-102300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 84 52 33 E5 30.09F HX 82 TC 29
DANVILLE* MOSUNNY 83 48 29 CALM 30.10F HX 81 TC 29
RANTOUL* MOSUNNY 84 48 28 SW3 30.09F HX 82 TC 29
MATTOON CLOUDY 83 54 36 SE6 30.08F HX 82 TC 28
ILZ079-100>102-102300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 54 32 CALM 30.07F HX 84 TC 30
BELLEVILLE SUNNY 88 56 33 SE3 30.04F HX 86 TC 31
CAHOKIA* SUNNY 87 55 33 VRB3 30.05 HX 85 TC 31
SPARTA* SUNNY 88 49 26 CALM 30.08S HX 85 TC 31
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-102300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 86 57 37 S6 30.06F HX 85 TC 30
CAIRO* SUNNY 88 57 35 CALM 30.07S HX 86 TC 31
EFFINGHAM* CLOUDY 83 56 39 SE3 30.10S HX 82 TC 29
MARION MOSUNNY 86 57 37 SW5 30.07F HX 85 TC 30
MT. VERNON PTSUNNY 89 56 32 S5 30.07F HX 87 TC 32
CENTRALIA* MOSUNNY 89 51 27 SW6 30.07S HX 86 TC 32
SALEM* CLOUDY 89 52 27 CALM 30.07F HX 87 TC 32
METROPOLIS* SUNNY 87 54 32 CALM 30.08S HX 85 TC 30
ILZ067-068-072-073-078-083-087-091-102300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 83 55 38 CALM 30.09F HX 82 TC 28
FLORA* MOSUNNY 84 59 42 SE6 30.08S HX 84 TC 29
FAIRFIELD* SUNNY 85 56 36 S3 30.07F HX 84 TC 30
HARRISBURG* PTSUNNY 87 55 33 MISG 30.07F HX 85 TC 31
ROBINSON* MOSUNNY 84 59 42 SE3 30.08F HX 84 TC 29
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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