149
ASUS43 KLOT 170701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM CDT WED SEP 17 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.
ILZ001-002-007-009-015-016-024-170800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 61 57 87 E6 30.11S TC 16
STERLING* CLEAR 60 57 89 CALM 30.14S TC 16
ILZ003-004-008-010-011-017-018-170800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 58 56 93 CALM 30.15F TC 14
ROCHELLE* CLEAR 56 53 87 E6 30.14F TC 14
DE KALB* CLEAR 59 55 86 CALM 30.16S TC 15
ILZ005-006-012>014-019>023-170800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 64 59 83 N3 30.12F TC 18
CHICAGO-MIDWAY CLEAR 68 60 75 E3 30.12F TC 20
AURORA CLEAR 54 51 90 CALM 30.14S TC 12
JOLIET* CLEAR 56 55 97 CALM 30.14S TC 13
WAUKEGAN CLEAR 56 53 90 CALM 30.13F FOG TC 13
DUPAGE AIRPORT CLEAR 55 51 86 N3 30.14S TC 13
WHEELING CLEAR 61 59 93 CALM 30.14F TC 16
MORRIS* CLEAR 58 55 88 CALM 30.13R TC 15
LANSING* FOG 57 57 100 CALM 30.13F VSB 1/2 TC 14
NORTHERLY ISL* N/A 67 61 81 NE5 N/A TC 19
LMZ740>746-170800-
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 69 68 70/ 6/ 6 1020.5F
WINTHROP HARBOR 67 70 N/A 0
WAUKEGAN HARBOR 67 71 N/A 0
WILMETTE BUOY 71 100/ 8/ 10 1022.4S 1
CHICAGO BUOY 71 66 80/ 4/ 6 1020.8S 1
HARRISON CRIB 71 90/ 5/ 6 N/A
NORTHERLY ISL 67 60/ 4/ 5 N/A
CALUMET HARBOR 69 60/ 4/ 5 1019.2F
BURNS HARBOR 66 80/ 4/ 5 1020.7F
MICHIGAN CITY 64 60/ 6/ 6 1019.1F
ST. JOSEPH BUOY 66 68 40/ 6/ 8 1021.3S 1
ILZ025>027-034>036-040-047-049-050-058-095>099-170800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 67 55 65 SE7 30.10F TC 19
MACOMB* CLEAR 59 55 87 CALM 30.14S TC 15
PITTSFIELD* CLEAR 62 59 90 CALM 30.13S TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-170800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 58 55 90 CALM 30.14S TC 14
DECATUR CLEAR 60 53 77 NE5 30.12S TC 16
PEORIA CLEAR 65 56 72 CALM 30.13R TC 18
LACON* CLEAR 57 53 85 CALM 30.13R TC 14
LINCOLN* CLEAR 60 55 83 CALM 30.12S TC 16
SPRINGFIELD CLEAR 60 56 86 CALM 30.11S TC 16
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-170800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 64 56 75 NE3 30.11F TC 18
DANVILLE* CLEAR 57 55 92 N5 30.11F TC 14
RANTOUL* CLEAR 64 55 72 NE7 30.11F TC 18
MATTOON CLEAR 62 52 69 CALM 30.10S TC 17
ILZ079-100>102-170800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 65 57 73 MISG 30.10R TC 19
BELLEVILLE CLEAR 68 59 74 NE3 30.06R TC 20
SPARTA* CLEAR 69 61 76 E5 30.08S TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 63 62 97 CALM 30.05F TC 17
CAIRO* CLEAR 69 66 92 CALM 30.04F TC 21
EFFINGHAM* CLEAR 62 55 76 CALM 30.11S TC 17
MARION CLEAR 64 62 93 N5 30.07S TC 18
MT. VERNON CLEAR 68 59 73 N3 30.08F TC 20
CENTRALIA* CLEAR 62 55 79 E3 30.08F TC 17
SALEM* CLEAR 70 56 62 CALM 30.09S TC 21
METROPOLIS* CLEAR 67 64 89 CALM 30.05F TC 19
ILZ067-068-072-073-078-083-087-091-170800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 62 59 90 CALM 30.08S TC 17
FAIRFIELD* CLEAR 64 58 79 CALM 30.08S TC 18
HARRISBURG* CLEAR 66 58 77 MISG 30.07S TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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