424
ASUS43 KLOT 200856
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-201000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 69 68 96 CALM 30.04F TC 21
ILZ003-004-008-010-011-017-018-201000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 65 65 100 CALM 30.07S TC 18
ILZ005-006-012>014-019>023-201000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 67 66 97 N7 30.04S TC 19
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 63 63 100 CALM 30.04S FOG TC 17
WAUKEGAN CLEAR 68 65 90 NW3 30.05R TC 20
DUPAGE AIRPORT CLEAR 64 62 93 N5 30.04F TC 18
WHEELING CLEAR 67 66 97 N3 30.06R TC 19
NORTHERLY ISL* N/A 71 66 84 NW7 N/A TC 22
LMZ740>746-201000-
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 71 75 360/ 17/ 19 1016.6R
WINTHROP HARBOR 69 69 270/ 8/ 12 N/A 2/ 5
WAUKEGAN HARBOR 70 74 260/ 8/ 10 N/A 2/ 5
WILMETTE BUOY 72 360/ 12/ 16 1019.0F 2/ 5
NORTHERLY ISL 71 320/ 7/ 9 N/A
CALUMET HARBOR 71 320/ 4/ 8 1015.9
BURNS HARBOR 73 10/ 9/ 11 1016.9F
MICHIGAN CITY 73 350/ 18/ 21 1014.9S
MICH CITY BUOY 73 76 350/ 14/ 17 1015.1F 6/ 6
ST. JOSEPH BUOY 72 72 330/ 16/ 21 1017.1S 3/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-201000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-201000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD PTCLDY 66 65 96 CALM 30.04S TC 19
TAYLORVILLE CLOUDY 68 66 94 N3 30.05S TC 20
ILZ033-039-045-046-055>057-062-063-201000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-201000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 73 72 96 N5 29.97F TC 23
ILZ067-068-072-073-078-083-087-091-201000-
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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