873
ASUS43 KLOT 171757
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT SUN AUG 17 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.
ILZ001-002-007-009-015-016-024-171900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 87 78 74 SE7 30.03F HX 100 TC 31
6HR MIN TEMP: 75; 6HR MAX TEMP: 87;
ILZ003-004-008-010-011-017-018-171900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 81 74 79 N7 30.08F HX 86 TC 27
6HR MIN TEMP: 71; 6HR MAX TEMP: 81;
ILZ005-006-012>014-019>023-171900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 80 72 76 NE12 30.08F HX 84 TC 27
6HR MIN TEMP: 71; 6HR MAX TEMP: 81;
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 85 74 69 CALM 30.07F HX 92 TC 29
6HR MIN TEMP: 73; 6HR MAX TEMP: 85;
WAUKEGAN PTSUNNY 79 68 69 NE13G20 30.09F HX 81 TC 26
6HR MIN TEMP: 75; 6HR MAX TEMP: 81;
DUPAGE AIRPORT PTSUNNY 84 74 71 E9 30.07F HX 91 TC 29
6HR MIN TEMP: 72; 6HR MAX TEMP: 84;
WHEELING CLOUDY 78 71 79 E6 30.10F HX 80 TC 26
6HR MIN TEMP: 73; 6HR MAX TEMP: 82;
ROMEOVILLE* SUNNY 84 77 79 VRB5 30.08F HX 94 TC 29
NORTHERLY ISL* N/A 78 72 81 N6 N/A HX 80 TC 26
LMZ740>746-171900-
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 73 76 20/ 16/ 17 1018.9F
WINTHROP HARBOR 74 73 350/ 14/ 17 N/A 2/ 4
WAUKEGAN HARBOR 75 75 350/ 12/ 17 N/A 2/ 4
WILMETTE BUOY 75 50/ 10/ 14 1021.5F 2/ 4
NORTHERLY ISL 79 10/ 6/ 10 N/A
CALUMET HARBOR 78 360/ 6/ 10 1018.0
BURNS HARBOR 76 340/ 2/ 3 1019.6S
MICHIGAN CITY 79 340/ 7/ 9 1017.1F
MICH CITY BUOY 76 77 340/ 6/ 10 1017.4S 1/ 3
ST. JOSEPH BUOY 76 77 320/ 8/ 10 1019.7S 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-171900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-171900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD MOSUNNY 87 74 64 S10 30.05F HX 95 TC 31
6HR MIN TEMP: 73; 6HR MAX TEMP: 87; 6HR PCP: 0.04;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-171900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-171900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 88 77 70 SE13 30.05F HX 100 TC 31
BELLEVILLE MOSUNNY 93 79 62 E8 30.02 HX 110 TC 34
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 94 70 45 SE5 30.05F HX 100 TC 34
6HR MIN TEMP: 72; 6HR MAX TEMP: 95;
MARION MOSUNNY 93 73 52 NE6 30.06F HX 102 TC 34
ILZ067-068-072-073-078-083-087-091-171900-
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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