441
ASUS43 KLOT 162201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT TUE SEP 16 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.
ILZ001-002-007-009-015-016-024-162300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 88 58 36 NE6 30.10F HX 87 TC 31
STERLING* SUNNY 89 55 31 N8 30.13F HX 87 TC 32
ILZ003-004-008-010-011-017-018-162300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 85 55 35 SE5 30.15F HX 83 TC 29
ROCHELLE* SUNNY 85 50 30 NE7 30.14F HX 83 TC 30
DE KALB* SUNNY 83 56 39 CALM 30.16F HX 82 TC 28
ILZ005-006-012>014-019>023-162300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 80 56 43 E12 30.16S HX 80 TC 27
CHICAGO-MIDWAY PTSUNNY 80 53 39 E10 30.16F HX 80 TC 27
AURORA SUNNY 85 56 37 E6 30.14F HX 84 TC 29
JOLIET* SUNNY 84 58 40 E9 30.15F HX 83 TC 29
WAUKEGAN MOSUNNY 76 62 62 E8 30.17F TC 24
DUPAGE AIRPORT SUNNY 82 57 42 E9 30.15F HX 82 TC 28
WHEELING MOSUNNY 78 62 57 E6 30.18F HX 80 TC 26
MORRIS* SUNNY 85 57 39 E8 30.13F HX 84 TC 29
ROMEOVILLE* SUNNY 82 59 44 NE10 30.16S HX 82 TC 28
LANSING* SUNNY 78 57 48 NE8 30.17F TC 25
NORTHERLY ISL* N/A 72 61 68 NE6 N/A TC 22
LMZ740>746-162300-
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 70 68 350/ 4/ 4 1022.0
WINTHROP HARBOR 70 71 140/ 8/ 10 N/A 1/ 3
WAUKEGAN HARBOR 70 71 N/A 1
WILMETTE BUOY 71 70/ 6/ 8 1024.3F 1
CHICAGO BUOY 71 66 40/ 6/ 8 1022.2F 1/ 2
HARRISON CRIB 71 40/ 7/ 8 N/A
NORTHERLY ISL 72 30/ 6/ 7 N/A
CALUMET HARBOR 73 350/ 6/ 8 1020.8F
BURNS HARBOR 72 40/ 4/ 5 1022.4S
MICHIGAN CITY 71 10/ 8/ 9 1020.4F
ST. JOSEPH BUOY 70 69 320/ 10/ 12 1022.4S 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-162300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 91 58 32 NE10 30.08F HX 90 TC 33
MACOMB* SUNNY 90 58 33 E8 30.12F HX 89 TC 32
PITTSFIELD* SUNNY 91 56 30 NE8 30.10F HX 89 TC 33
ILZ028>032-037-038-041>044-048-051>054-059>061-162300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 88 55 32 E8 30.13F HX 86 TC 31
DECATUR SUNNY 92 51 24 NE5 30.10F HX 89 TC 33
PEORIA SUNNY 89 50 26 N3 30.11F HX 86 TC 32
LACON* SUNNY 87 51 28 NE3 30.11F HX 85 TC 31
LINCOLN* SUNNY 90 54 29 NE5 30.10F HX 87 TC 32
SPRINGFIELD SUNNY 90 52 27 E6 30.09F HX 87 TC 32
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-162300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 89 52 28 NE5 30.11F HX 86 TC 32
DANVILLE* SUNNY 84 52 33 N10 30.13S HX 82 TC 29
RANTOUL* SUNNY 85 51 30 NE10G16 30.13S HX 83 TC 29
MATTOON SUNNY 88 51 28 N8 30.08F HX 85 TC 31
PARIS* SUNNY 86 49 27 NE6 30.11S HX 84 TC 30
ILZ079-100>102-162300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 90 55 31 VRB6 30.07F HX 88 TC 32
BELLEVILLE SUNNY 92 57 30 NE7 30.04F HX 91 TC 34
CAHOKIA* SUNNY 91 57 31 VRB6 30.06F HX 89 TC 33
SPARTA* SUNNY 92 56 29 N5 30.07S HX 90 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-162300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 93 59 31 N8 30.04F HX 92 TC 34
CAIRO* MOSUNNY 93 63 36 N6 30.04S HX 94 TC 34
EFFINGHAM* SUNNY 91 53 27 N5 30.09S HX 88 TC 33
MARION MOSUNNY 91 61 35 N7 30.05F HX 91 TC 33
MT. VERNON SUNNY 91 59 33 VRB3 30.06F HX 90 TC 33
CENTRALIA* SUNNY 93 53 26 NW5 30.06S HX 90 TC 34
SALEM* SUNNY 93 54 26 NE3 30.06S HX 91 TC 34
METROPOLIS* MOSUNNY 89 61 39 CALM 30.04F HX 89 TC 32
ILZ067-068-072-073-078-083-087-091-162300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 89 57 33 N12 30.08S HX 88 TC 32
FAIRFIELD* SUNNY 90 55 29 CALM 30.06S HX 88 TC 32
HARRISBURG* MOSUNNY 90 57 32 MISG 30.05S HX 89 TC 32
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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