880
ASUS43 KLOT 201158
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CDT WED AUG 20 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.
ILZ001-002-007-009-015-016-024-201300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE FOG 68 68 100 CALM 30.07R VSB 1/4 TC 20
6HR MIN TEMP: 67; 6HR MAX TEMP: 69;
ILZ003-004-008-010-011-017-018-201300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
ILZ005-006-012>014-019>023-201300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 69 65 86 N10 30.06R TC 21
6HR MIN TEMP: 67; 6HR MAX TEMP: 70;
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 66 64 93 E3 30.07R FOG TC 19
6HR MIN TEMP: 62; 6HR MAX TEMP: 66;
WAUKEGAN CLEAR 68 64 87 N6 30.08R TC 20
6HR MIN TEMP: 67; 6HR MAX TEMP: 70;
DUPAGE AIRPORT CLEAR 67 65 93 NE3 30.07R TC 19
6HR MIN TEMP: 64; 6HR MAX TEMP: 68;
WHEELING CLEAR 69 66 90 N6 30.08R TC 21
6HR MIN TEMP: 67; 6HR MAX TEMP: 70;
ROMEOVILLE* CLEAR 68 68 100 N3 30.08R TC 20
NORTHERLY ISL* N/A 71 65 81 N9 N/A TC 22
LMZ740>746-201300-
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 70 74 20/ 16/ 17 1017.8R
WINTHROP HARBOR 70 70 290/ 12/ 14 N/A 3/ 5
WAUKEGAN HARBOR 69 74 290/ 8/ 10 N/A 2/ 5
WILMETTE BUOY 71 30/ 14/ 19 1019.9R 3/ 4
NORTHERLY ISL 70 340/ 9/ 13 N/A
CALUMET HARBOR 72 340/ 8/ 15 1016.6
BURNS HARBOR 72 20/ 11/ 13 1017.9R
MICHIGAN CITY 72 360/ 20/ 22 1015.7R
MICH CITY BUOY 72 76 360/ 16/ 21 1016.0R 6/ 5
ST. JOSEPH BUOY 71 72 360/ 16/ 21 1018.0R 4/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-201300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-201300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 67 66 97 NE3 30.06R TC 19
6HR MIN TEMP: 64; 6HR MAX TEMP: 70;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-201300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-201300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 70 68 94 NW5 30.05R TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 74 72 93 VRB6 30.01R TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 75;
MARION CLOUDY 73 72 94 NE7 30.01S TC 23
ILZ067-068-072-073-078-083-087-091-201300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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