073
ASUS43 KLOT 102308
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 PM CDT THU SEP 10 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.
ILZ001-002-007-009-015-016-024-110000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 79 58 48 N8 29.97S HX 80 TC 26
STERLING* PTSUNNY 77 59 53 NE7 29.99F TC 25
SAVANNA* SUNNY 77 57 49 N3 29.99F TC 25
ILZ003-004-008-010-011-017-018-110000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 77 55 46 E6 30.00S TC 25
FREEPORT* PTSUNNY 78 58 50 NW5 30.02S TC 26
ILZ005-006-012>014-019>023-110000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 75 51 43 E8 30.00S TC 24
CHICAGO-MIDWAY MOSUNNY 75 53 46 E10 30.00S TC 24
AURORA MOSUNNY 76 60 57 E6 29.99F TC 24
JOLIET* MOSUNNY 76 64 65 E7 29.99S TC 25
WAUKEGAN MOSUNNY 71 58 63 SE6 30.00S TC 22
DUPAGE AIRPORT MOSUNNY 75 56 51 SE7 30.00S TC 24
WHEELING MOSUNNY 74 52 46 E6 30.02R TC 23
LANSING* PTSUNNY 72 56 57 NE9 30.01S TC 22
NORTHERLY ISL* N/A 74 56 53 NE7 N/A TC 23
LMZ740>746-110000-
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 72 71 80/ 6/ 8 1015.6F 1/ 4
WAUKEGAN HARBOR 72 69 80/ 6/ 8 1016.6F 1
WILMETTE BUOY 73 100/ 6/ 8 1019.4F 1/ 4
CHICAGO BUOY 73 72 1015.1F 1/ 4
HARRISON CRIB 73 70/ 7/ 7 N/A
NORTHERLY ISL 74 40/ 6/ 7 N/A
CALUMET HARBOR 73 20/ 7/ 8 1016.3R
MICHIGAN CITY 71 30/ 9/ 9 1014.9S
MICH CITY BUOY 71 69 30/ 10/ 14 N/A 1/ 4
ST. JOSEPH BUOY 71 72 30/ 8/ 10 1017.0F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-110000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 75 69 81 N3 29.97F TC 24
MACOMB* PTSUNNY 77 71 83 CALM 30.00S TC 25
PITTSFIELD* CLOUDY 78 69 74 W5 29.98S HX 80 TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-110000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 74 69 85 N5 30.01R TC 23
DECATUR PTSUNNY 76 67 73 NE6 29.99R TC 24
PEORIA PTSUNNY 75 67 76 CALM 29.98S TC 24
LINCOLN* CLOUDY 76 69 80 CALM 29.98S TC 24
SPRINGFIELD CLOUDY 76 69 79 NW6 29.98R TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-110000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 75 68 78 CALM 29.99S TC 24
MATTOON PTSUNNY 76 68 76 N3 29.97F TC 24
ILZ079-100>102-110000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* PTSUNNY 79 70 74 NE5 29.96S HX 82 TC 26
SPARTA* PTSUNNY 79 72 80 N5 29.97S HX 82 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-110000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* CLOUDY 76 70 82 CALM 29.98F TC 24
MT. VERNON PTSUNNY 80 70 71 NE3 29.95S HX 83 TC 27
CENTRALIA* PTSUNNY 79 71 74 N6 29.96S HX 82 TC 26
SALEM* PTSUNNY 79 73 81 MISG 29.96S HX 82 TC 26
ILZ067-068-072-073-078-083-087-091-110000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 78 69 73 NE3 29.97R HX 80 TC 26
FAIRFIELD* CLOUDY 79 69 72 CALM 29.95S HX 81 TC 26
HARRISBURG* CLOUDY 77 73 86 N5 29.96S TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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