634
ASUS43 KLOT 081412
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT TUE SEP 08 2026
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.
ILZ001-002-007-009-015-016-024-081500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 70 60 70 SE9 30.09F TC 21
STERLING* PTSUNNY 67 63 87 CALM 30.13F TC 19
SAVANNA* CLOUDY 67 59 74 SE6 30.11F TC 20
ILZ003-004-008-010-011-017-018-081500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 67 59 75 SE8 30.15S TC 19
FREEPORT* CLOUDY 65 64 95 SE3 30.15S TC 19
ROCHELLE* PTSUNNY 66 61 84 SE5 30.15S TC 19
DE KALB* PTSUNNY 65 59 79 S9 30.16F TC 19
PERU* PTSUNNY 68 61 77 SE5 30.14F TC 20
ILZ005-006-012>014-019>023-081500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 68 57 68 S6 30.15S TC 20
CHICAGO-MIDWAY CLOUDY 69 58 67 S5 30.15F TC 21
AURORA PTSUNNY 66 59 78 SE6 30.15F TC 19
JOLIET* PTSUNNY 67 60 75 S5 30.16F TC 20
WAUKEGAN CLOUDY 70 61 73 S6 30.15F TC 21
DUPAGE AIRPORT PTSUNNY 66 58 75 S5 30.16S TC 19
KANKAKEE* PTSUNNY 64 60 86 SE6 30.18S TC 18
WHEELING CLOUDY 68 59 73 S3 30.16F TC 20
LANSING* CLOUDY 66 58 73 S5 30.17F TC 19
NORTHERLY ISL* N/A 70 58 65 SE3 N/A TC 21
LMZ740>746-081500-
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)
WINTHROP HARBOR 71 69 140/ 10/ 12 1019.9 2/ 4
WAUKEGAN HARBOR 70 71 190/ 8/ 10 1020.6 2/ 4
WILMETTE BUOY 70 190/ 8/ 12 1023.7S 2/ 4
CHICAGO BUOY 70 73 1020.0 2/ 3
HARRISON CRIB 69 180/ 9/ 10 N/A
NORTHERLY ISL 67 160/ 3/ 7 N/A
CALUMET HARBOR 68 170/ 5/ 10 1021.3
MICHIGAN CITY 69 150/ 10/ 12 1020.2F
MICH CITY BUOY 67 67 150/ 8/ 12 N/A 1
ST. JOSEPH BUOY 65 63 130/ 8/ 12 1022.3S 1
ILZ025>027-034>036-040-047-049-050-058-095>099-081500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 74 59 59 S7 30.10S TC 23
GALESBURG* PTSUNNY 68 62 79 SE5 30.13S TC 20
MACOMB* PTSUNNY 69 63 82 S7 30.14S TC 21
JACKSONVILLE* PTSUNNY 71 59 67 S5 30.13S TC 21
PITTSFIELD* MOSUNNY 71 60 67 SE3 30.13S TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-081500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 66 63 88 SE5 30.16F TC 19
BLOOMINGTON MOSUNNY 69 63 81 S9 30.17S TC 21
DECATUR MOSUNNY 70 62 76 CALM 30.17R TC 21
PEORIA PTSUNNY 70 60 70 S7 30.13F TC 21
LACON* PTSUNNY 66 59 78 CALM 30.13F TC 19
LINCOLN* PTSUNNY 71 62 74 SE5 30.15S TC 22
SPRINGFIELD MOSUNNY 73 60 63 VRB6 30.14S TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-081500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 67 64 90 E6 30.18R TC 19
RANTOUL* MOSUNNY 66 63 88 SE3 30.18S TC 19
MATTOON MOSUNNY 73 64 73 S7 30.16R TC 23
PARIS* MOSUNNY 68 64 88 CALM 30.18R TC 20
ILZ079-100>102-081500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 70 61 73 SE3 30.14R TC 21
BELLEVILLE PTSUNNY 72 63 72 S3 30.12R TC 22
CAHOKIA* MOSUNNY 72 60 66 SE5 30.13R TC 22
SPARTA* MOSUNNY 71 60 67 CALM 30.15R TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-081500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 72 63 73 CALM 30.14R TC 22
CAIRO* SUNNY 79 73 82 CALM 30.14R HX 82 TC 26
EFFINGHAM* MOSUNNY 71 63 75 E5 30.18R TC 22
MARION SUNNY 73 64 73 SE6 30.14R TC 23
MT. VERNON MOSUNNY 76 62 62 SE6 30.15R TC 24
CENTRALIA* MOSUNNY 74 62 66 CALM 30.15R TC 23
SALEM* MOSUNNY 75 62 63 MISG 30.15R TC 24
METROPOLIS* SUNNY 79 72 79 SE3 30.14R HX 81 TC 26
ILZ067-068-072-073-078-083-087-091-081500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 75 65 70 S7 30.16R TC 24
FLORA* MOSUNNY 70 63 78 CALM 30.16R TC 21
FAIRFIELD* MOSUNNY 74 62 65 S5 30.14S TC 23
HARRISBURG* MOSUNNY 75 66 74 CALM 30.15R TC 24
ROBINSON* MOSUNNY 72 66 83 VRB1 30.16R TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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