588
ASUS43 KLOT 152210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT WED OCT 15 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.
ILZ001-002-007-009-015-016-024-152300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 66 57 72 NE8 30.14F TC 19
STERLING* PTSUNNY 60 58 92 E10 30.18F TC 16
ILZ003-004-008-010-011-017-018-152300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 59 54 83 VRB3 30.21F TC 15
ROCHELLE* CLOUDY 60 53 78 E7 30.19F TC 16
DE KALB* CLOUDY 58 55 88 E10 30.20F TC 15
PERU* CLOUDY 63 55 74 NE10 30.17F TC 17
ILZ005-006-012>014-019>023-152300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 59 51 75 E9 30.20F TC 15
CHICAGO-MIDWAY CLOUDY 60 50 69 E10 30.21S TC 16
AURORA CLOUDY 60 55 83 E8 30.19F TC 16
JOLIET* CLOUDY 61 57 87 NE8 30.20S TC 16
WAUKEGAN CLOUDY 58 49 72 NE7 30.22R TC 14
DUPAGE AIRPORT CLOUDY 59 52 77 E10 30.19F TC 15
WHEELING CLOUDY 59 51 75 E7 30.22F TC 15
MORRIS* CLOUDY 62 57 84 E6 30.18F TC 17
ROMEOVILLE* CLOUDY 59 54 82 NE9 30.21S TC 15
LANSING* CLOUDY 58 51 76 NE6 30.20F TC 15
NORTHERLY ISL* N/A 59 50 72 NE12 N/A TC 15
LMZ740>746-152300-
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 58 65 30/ 8/ 12 1023.8S 1/ 5
WINTHROP HARBOR 59 61 N/A 2/ 5
WAUKEGAN HARBOR 60 62 N/A 2/ 4
WILMETTE BUOY 60 80/ 8/ 14 1024.1R 2/ 5
CHICAGO BUOY 61 50/ 10/ 14 1023.7 2/ 3
HARRISON CRIB 60 80/ 9/ 10 N/A
NORTHERLY ISL 59 60/ 8/ 13 N/A
CALUMET HARBOR 59 40/ 6/ 9 1021.8S
BURNS HARBOR 60 60/ 4/ 5 1023.0S
MICHIGAN CITY 59 80/ 7/ 8 1021.9F
ST. JOSEPH BUOY 57 57 340/ 4/ 6 1023.3F 2/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-152300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 79 62 56 NE6 30.12R HX 80 TC 26
GALESBURG* PTSUNNY 72 57 58 E3 30.15S TC 22
MACOMB* CLOUDY 74 58 58 E3 30.16R TC 23
JACKSONVILLE* PTSUNNY 77 57 50 N3 30.13S TC 25
PITTSFIELD* MOSUNNY 81 60 48 CALM 30.13S HX 81 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-152300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 66 53 62 NE12 30.17F TC 19
BLOOMINGTON SUNNY 72 56 57 NE7 30.16F TC 22
DECATUR CLOUDY 69 59 70 N6 30.15F TC 21
PEORIA PTSUNNY 71 57 61 NE6 30.14F TC 22
LACON* PTSUNNY 67 53 61 E8 30.15F TC 19
LINCOLN* CLOUDY 72 60 67 E3 30.15S TC 22
SPRINGFIELD CLOUDY 71 59 65 NE8 30.13F TC 22
TAYLORVILLE PTSUNNY 75 57 53 MISG 30.13F TC 24
ILZ033-039-045-046-055>057-062-063-152300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 75 55 49 N5 30.15F TC 24
DANVILLE* CLOUDY 70 55 59 NE7 30.16S TC 21
RANTOUL* CLOUDY 70 54 56 NE7 30.16S TC 21
MATTOON MOSUNNY 78 54 43 N9 30.13F TC 26
PARIS* PTSUNNY 75 54 47 NE6 30.14S TC 24
ILZ079-100>102-152300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 82 57 42 VRB6 30.12F HX 82 TC 28
BELLEVILLE SUNNY 84 58 41 N3 30.08F HX 83 TC 29
CAHOKIA* SUNNY 83 59 44 E5 30.10F HX 83 TC 28
SPARTA* SUNNY 83 53 35 NE3 30.11F HX 82 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-152300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 81 57 43 NE7 30.10F HX 81 TC 27
CAIRO* SUNNY 82 58 45 E7 30.10S HX 82 TC 28
EFFINGHAM* CLOUDY 78 55 44 N3 30.14F TC 26
MARION SUNNY 81 57 44 E6 30.11F HX 81 TC 27
MT. VERNON SUNNY 82 58 43 NE10 30.11F HX 82 TC 28
CENTRALIA* SUNNY 83 55 37 NE3 30.11F HX 82 TC 28
SALEM* SUNNY 82 55 39 NE5 30.12F HX 82 TC 28
METROPOLIS* SUNNY 80 55 43 CALM 30.11S HX 80 TC 26
ILZ067-068-072-073-078-083-087-091-152300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 77 56 48 N7 30.13S TC 25
FLORA* SUNNY 81 57 44 NE5 30.12F HX 81 TC 27
FAIRFIELD* SUNNY 81 55 40 N3 30.11F HX 80 TC 27
HARRISBURG* SUNNY 81 55 41 MISG 30.11F HX 81 TC 27
ROBINSON* PTSUNNY 77 57 50 CALM 30.12S TC 25
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