852
ASUS43 KLOT 191501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT WED AUG 19 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.
ILZ001-002-007-009-015-016-024-191600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 78 71 79 VRB5 29.92F HX 80 TC 26
STERLING* SUNNY 74 70 87 E8 29.96R TC 23
SAVANNA* SUNNY 73 66 78 E5 29.95S TC 23
ILZ003-004-008-010-011-017-018-191600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 71 65 81 CALM 29.97R TC 22
FREEPORT* SUNNY 69 67 95 SE3 29.98S TC 20
ILZ005-006-012>014-019>023-191600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 72 66 81 N8 29.94S TC 22
CHICAGO-MIDWAY MOSUNNY 75 67 76 N3 29.94S TC 24
AURORA MOSUNNY 73 67 81 E3 29.95S TC 23
JOLIET* MOSUNNY 77 68 74 CALM 29.96R TC 25
WAUKEGAN CLOUDY 70 66 87 NE6 29.95S TC 21
DUPAGE AIRPORT MOSUNNY 73 67 81 VRB5 29.95S TC 23
WHEELING CLOUDY 71 66 84 NE6 29.97R TC 22
LANSING* MOSUNNY 75 67 77 NE3 29.95S TC 24
NORTHERLY ISL* N/A 74 66 76 N7 N/A TC 23
LMZ740>746-191600-
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 70 73 340/ 6/ 8 1018.8R 1/ 3
WAUKEGAN HARBOR 69 73 360/ 8/ 10 1015.1R 1/ 3
WILMETTE BUOY 71 60/ 6/ 10 1017.2R 1/ 3
CHICAGO BUOY 72 73 1013.1R 1/ 3
NORTHERLY ISL 73 350/ 5/ 6 N/A
CALUMET HARBOR 72 350/ 5/ 8 1014.0
MICH CITY BUOY 73 74 10/ 4/ 6 N/A 1/ 4
ST. JOSEPH BUOY 72 74 340/ 4/ 6 1014.9S 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-191600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 76 71 85 SE5 29.93R TC 24
MACOMB* PTSUNNY 79 73 82 CALM 29.96R HX 83 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-191600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 79 70 74 W5 29.97S HX 82 TC 26
DECATUR PTSUNNY 78 69 73 SW7 29.96S HX 80 TC 26
PEORIA MOSUNNY 79 71 76 W5 29.93F HX 82 TC 26
SPRINGFIELD PTSUNNY 77 71 82 S5 29.95S TC 25
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-191600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 76 71 85 W3 29.96S TC 24
MATTOON CLOUDY 74 71 91 SE5 29.97S TC 23
ILZ079-100>102-191600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 75 70 83 SW14 29.96R TC 24
CAHOKIA* PTSUNNY 75 70 84 S7 29.95R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-191600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE RAIN 72 70 94 SW12 30.03S FOG TC 22
MT. VERNON LGT RAIN 71 70 96 SW9 30.00S TC 22
CENTRALIA* CLOUDY 72 69 90 SW15 29.96F TC 22
SALEM* N/A 73 71 93 MISG 29.96F TC 23
ILZ067-068-072-073-078-083-087-091-191600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 73 69 87 CALM 29.99R TC 23
FAIRFIELD* RAIN 71 69 95 CALM 30.00S TC 22
HARRISBURG* RAIN 71 71 99 SW5 30.02F TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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