311
ASUS43 KLOT 161710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 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.
ILZ001-002-007-009-015-016-024-161800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 85 60 42 CALM 30.18F HX 85 TC 29
STERLING* SUNNY 85 56 37 VRB5 30.21F HX 84 TC 29
ILZ003-004-008-010-011-017-018-161800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 82 60 47 VRB3 30.23F HX 82 TC 28
ROCHELLE* SUNNY 82 53 35 S3 30.22F HX 81 TC 28
DE KALB* SUNNY 80 57 45 S3 30.24S HX 80 TC 27
PERU* SUNNY 83 56 39 CALM 30.21F HX 83 TC 29
ILZ005-006-012>014-019>023-161800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 81 53 37 VRB3 30.21F HX 80 TC 27
CHICAGO-MIDWAY MOSUNNY 81 53 37 E7 30.22F HX 80 TC 27
AURORA SUNNY 82 57 42 E5 30.22F HX 82 TC 28
JOLIET* SUNNY 83 55 38 E3 30.22F HX 82 TC 29
WAUKEGAN SUNNY 79 59 50 SE6 30.23F HX 80 TC 26
DUPAGE AIRPORT SUNNY 81 54 39 CALM 30.22F HX 81 TC 27
KANKAKEE* SUNNY 82 55 39 NE5 30.22S HX 82 TC 28
WHEELING SUNNY 80 58 46 E3 30.23F HX 80 TC 27
MORRIS* SUNNY 81 57 43 S3 30.21F HX 81 TC 27
ROMEOVILLE* SUNNY 81 57 44 SE6 30.23F HX 81 TC 27
LANSING* SUNNY 79 57 48 E6 30.23F HX 80 TC 26
NORTHERLY ISL* N/A 73 59 61 NE7 N/A TC 23
LMZ740>746-161800-
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 68 110/ 4/ 6 1024.2F 1
WINTHROP HARBOR 70 71 150/ 6/ 8 N/A 1/ 3
WAUKEGAN HARBOR 70 70 N/A 1
WILMETTE BUOY 70 90/ 6/ 10 1026.7F 1/ 3
CHICAGO BUOY 70 66 50/ 6/ 8 1024.2 1/ 3
HARRISON CRIB 70 60/ 6/ 7 N/A
NORTHERLY ISL 72 30/ 4/ 6 N/A
CALUMET HARBOR 30/ 5/ 8 1022.9
BURNS HARBOR 70 40/ 4/ 5 1024.0F
MICHIGAN CITY 68 30/ 9/ 9 1022.6F
MICH CITY BUOY 70 1022.5
ST. JOSEPH BUOY 68 69 330/ 8/ 10 1024.4F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-161800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 88 61 40 N5 30.16F HX 88 TC 31
GALESBURG* SUNNY 87 57 36 NE5 30.20F HX 85 TC 30
MACOMB* SUNNY 86 61 43 NE3 30.20F HX 86 TC 30
JACKSONVILLE* SUNNY 86 60 40 CALM 30.17F HX 85 TC 30
PITTSFIELD* SUNNY 88 63 43 E6 30.18F HX 89 TC 31
ILZ028>032-037-038-041>044-048-051>054-059>061-161800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 84 53 33 S6 30.21F HX 82 TC 29
BLOOMINGTON SUNNY 86 55 34 N7 30.21F HX 84 TC 30
DECATUR SUNNY 88 57 34 N8 30.19F HX 87 TC 31
PEORIA SUNNY 85 56 37 NE3 30.19F HX 84 TC 29
LACON* SUNNY 84 54 36 CALM 30.19F HX 82 TC 29
LINCOLN* SUNNY 87 60 39 N5 30.18F HX 86 TC 30
SPRINGFIELD SUNNY 86 59 39 VRB3 30.17F HX 85 TC 30
TAYLORVILLE MOSUNNY 88 57 35 MISG 30.17F HX 86 TC 31
ILZ033-039-045-046-055>057-062-063-161800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 87 56 34 E6 30.19F HX 85 TC 31
DANVILLE* MOSUNNY 84 55 36 E7 30.20F HX 83 TC 29
RANTOUL* SUNNY 85 52 32 E6 30.19F HX 83 TC 29
MATTOON SUNNY 86 57 37 N9 30.17F HX 85 TC 30
ILZ079-100>102-161800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 88 61 40 VRB5 30.16F HX 88 TC 31
BELLEVILLE SUNNY 89 64 42 E5 30.13F HX 90 TC 32
CAHOKIA* SUNNY 89 59 36 VRB5 30.14F HX 88 TC 32
SPARTA* SUNNY 90 58 33 NE7 30.15F HX 89 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 88 66 48 MISG 30.13F HX 90 TC 31
CAIRO* SUNNY 87 70 56 CALM 30.13F HX 92 TC 31
EFFINGHAM* SUNNY 88 59 37 NE3 30.18S HX 87 TC 31
MARION SUNNY 86 66 51 N5 30.13F HX 88 TC 30
MT. VERNON SUNNY 89 62 40 N9 30.14F HX 89 TC 32
CENTRALIA* SUNNY 90 60 36 N3 30.14F HX 90 TC 32
SALEM* SUNNY 91 59 34 E5 30.15F HX 90 TC 33
METROPOLIS* SUNNY 86 64 47 CALM 30.13F HX 88 TC 30
ILZ067-068-072-073-078-083-087-091-161800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 88 55 32 VRB5 30.15F HX 86 TC 31
FLORA* SUNNY 88 61 40 NE6 30.16F HX 88 TC 31
FAIRFIELD* SUNNY 89 59 37 N7 30.14F HX 88 TC 32
HARRISBURG* CLOUDY 88 66 47 MISG 30.13F HX 90 TC 31
ROBINSON* SUNNY 88 59 37 VRB7 30.15F HX 87 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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