217
ASUS43 KLOT 161806
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 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.
ILZ001-002-007-009-015-016-024-161900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 87 59 38 CALM 30.16F HX 86 TC 31
6HR MIN TEMP: 61; 6HR MAX TEMP: 87;
STERLING* SUNNY 87 56 34 VRB3 30.19F HX 85 TC 31
ILZ003-004-008-010-011-017-018-161900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 83 56 39 VRB3 30.21F HX 82 TC 28
6HR MIN TEMP: 57; 6HR MAX TEMP: 83;
ROCHELLE* SUNNY 84 52 32 CALM 30.20F HX 82 TC 29
DE KALB* N/A N/A N/A N/A MISG N/A
PERU* SUNNY 87 56 34 CALM 30.19F HX 85 TC 30
ILZ005-006-012>014-019>023-161900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 81 55 40 E6 30.20F HX 81 TC 27
6HR MIN TEMP: 64; 6HR MAX TEMP: 83;
CHICAGO-MIDWAY MOSUNNY 81 57 43 E8 30.20F HX 81 TC 27
6HR MIN TEMP: 67; 6HR MAX TEMP: 82;
AURORA SUNNY 84 57 39 NE5 30.20F HX 83 TC 29
6HR MIN TEMP: 58; 6HR MAX TEMP: 85;
JOLIET* SUNNY 85 56 37 NE5 30.20F HX 84 TC 29
WAUKEGAN SUNNY 79 61 53 E8 30.22F HX 80 TC 26
6HR MIN TEMP: 59; 6HR MAX TEMP: 79;
DUPAGE AIRPORT SUNNY 84 55 36 CALM 30.20F HX 83 TC 29
6HR MIN TEMP: 57; 6HR MAX TEMP: 84;
KANKAKEE* SUNNY 82 55 39 NE6 30.20F HX 82 TC 28
WHEELING SUNNY 81 61 50 VRB5 30.22F HX 82 TC 27
6HR MIN TEMP: 61; 6HR MAX TEMP: 82;
MORRIS* SUNNY 84 58 41 NE5 30.19F HX 83 TC 29
ROMEOVILLE* SUNNY 82 57 42 VRB5 30.21F HX 82 TC 28
LANSING* SUNNY 79 61 53 NE7 30.21F HX 80 TC 26
NORTHERLY ISL* N/A 73 60 63 NE8 N/A TC 23
LMZ740>746-161900-
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 100/ 4/ 4 N/A 1
WINTHROP HARBOR 70 71 130/ 6/ 8 N/A 1/ 3
WAUKEGAN HARBOR 70 70 N/A 1
WILMETTE BUOY 70 90/ 8/ 10 1026.0F 1/ 3
CHICAGO BUOY 70 66 60/ 6/ 8 1023.7F 1/ 3
HARRISON CRIB 70 70/ 7/ 8 N/A
NORTHERLY ISL 73 50/ 6 N/A
CALUMET HARBOR 50/ 7/ 9 1022.4
BURNS HARBOR 71 40/ 5/ 5 1023.7F
MICHIGAN CITY 69 30/ 9/ 9 1021.7F
ST. JOSEPH BUOY 68 69 330/ 10/ 12 1023.8F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-161900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 89 58 34 CALM 30.15F HX 88 TC 32
GALESBURG* SUNNY 87 54 31 NE7 30.18F HX 85 TC 31
MACOMB* SUNNY 89 59 36 CALM 30.19F HX 88 TC 32
JACKSONVILLE* MOSUNNY 88 58 36 CALM 30.15F HX 87 TC 31
PITTSFIELD* SUNNY 89 58 35 SE5 30.16F HX 88 TC 32
ILZ028>032-037-038-041>044-048-051>054-059>061-161900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 86 51 30 NE7 30.19F HX 84 TC 30
BLOOMINGTON SUNNY 86 55 34 NE6 30.19F HX 84 TC 30
DECATUR SUNNY 90 56 31 VRB6 30.17F HX 88 TC 32
PEORIA SUNNY 87 53 31 MISG 30.17F HX 85 TC 31
6HR MIN TEMP: 63; 6HR MAX TEMP: 88;
LACON* SUNNY 85 52 31 E5 30.17F HX 83 TC 30
LINCOLN* SUNNY 88 57 35 E3 30.17F HX 86 TC 31
SPRINGFIELD SUNNY 88 54 31 VRB6 30.15F HX 86 TC 31
6HR MIN TEMP: 58; 6HR MAX TEMP: 90;
TAYLORVILLE SUNNY 90 55 31 MISG 30.15F HX 88 TC 32
ILZ033-039-045-046-055>057-062-063-161900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 89 53 29 MISG 30.17F HX 87 TC 32
DANVILLE* MOSUNNY 86 53 32 NE8 30.19F HX 84 TC 30
RANTOUL* SUNNY 85 52 32 CALM 30.18F HX 83 TC 29
MATTOON SUNNY 87 55 33 VRB5 30.14F HX 85 TC 31
ILZ079-100>102-161900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 90 88 94 VRB5 30.14F HX 124 TC 32
BELLEVILLE SUNNY 91 60 35 NE7 30.11F HX 91 TC 33
CAHOKIA* SUNNY 90 58 33 N8 30.13F HX 89 TC 32
SPARTA* SUNNY 91 57 31 N8 30.14S HX 90 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 91 62 37 VRB3 30.11F HX 91 TC 33
6HR MIN TEMP: 63; 6HR MAX TEMP: 92;
CAIRO* SUNNY 90 69 49 CALM 30.11F HX 94 TC 32
EFFINGHAM* SUNNY 89 58 34 N5 30.15F HX 88 TC 32
MT. VERNON MOSUNNY 92 61 35 NE7 30.12F HX 92 TC 33
CENTRALIA* MOSUNNY 92 58 30 E10 30.13F HX 91 TC 34
SALEM* SUNNY 91 58 32 SE5 30.13F HX 90 TC 33
METROPOLIS* SUNNY 89 64 42 CALM 30.11F HX 90 TC 32
ILZ067-068-072-073-078-083-087-091-161900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 89 57 33 N8 30.13F HX 88 TC 32
FLORA* SUNNY 90 61 37 NE8 30.13F HX 89 TC 32
FAIRFIELD* SUNNY 90 57 32 E7 30.12F HX 88 TC 32
HARRISBURG* MOSUNNY 90 65 43 MISG 30.11F HX 92 TC 32
ROBINSON* SUNNY 88 61 40 VRB7 30.13F HX 88 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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