865
ASUS43 KLOT 171203
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM 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.
ILZ001-002-007-009-015-016-024-171300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 76 74 93 CALM 30.02S TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 80;
STERLING* PTCLDY 73 73 100 E10 30.05F TC 23
ILZ003-004-008-010-011-017-018-171300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 71 70 96 E3 30.08R TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 73; 6HR PCP: 0.02;
ILZ005-006-012>014-019>023-171300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 71 70 96 W6 30.05S TC 22
6HR MIN TEMP: 69; 6HR MAX TEMP: 74; 6HR PCP: 1.70;
CHICAGO-MIDWAY MOCLDY 72 69 90 W5 30.06R TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 77; 6HR PCP: 1.06;
AURORA CLOUDY 73 70 90 SW7 30.08R TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 75; 6HR PCP: 2.37;
JOLIET* HVY RAIN 72 72 99 SW14G22 30.09R TC 22
WAUKEGAN CLOUDY 75 71 87 N7 30.05F TC 24
6HR MIN TEMP: 72; 6HR MAX TEMP: 75; 6HR PCP: 0.07;
DUPAGE AIRPORT CLOUDY 72 70 93 W5 30.07R TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 75; 6HR PCP: 0.59;
WHEELING MOCLDY 73 71 93 MISG 30.07S TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 75; 6HR PCP: 0.20;
MORRIS* TSTM 70 70 100 CALM 30.08R TC 21
ROMEOVILLE* TSTM 72 72 100 W9 30.11R TC 22
LANSING* MOCLDY 69 69 100 W3 30.07R TC 21
NORTHERLY ISL* N/A 72 67 84 W6 N/A TC 22
LMZ740>746-171300-
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 74 76 20/ 10/ 12 1017.8R
WINTHROP HARBOR 74 72 320/ 10/ 14 N/A 1/ 3
WAUKEGAN HARBOR 74 75 310/ 4/ 6 N/A 1/ 4
WILMETTE BUOY 73 310/ 6/ 10 1019.7F 1/ 3
NORTHERLY ISL 72 270/ 5/ 12 N/A
CALUMET HARBOR 70 200/ 4/ 5 1016.3
BURNS HARBOR 72 210/ 3/ 6 1017.9R
MICHIGAN CITY 73 230/ 8/ 10 1016.0R
MICH CITY BUOY 74 77 230/ 14/ 16 1016.2R 2/ 3
ST. JOSEPH BUOY 75 77 260/ 6/ 10 1018.6R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-171300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 76 72 87 CALM 30.04R TC 24
GALESBURG* PTCLDY 75 75 100 SE5 30.05F TC 24
MACOMB* CLEAR 73 72 99 CALM 30.06F FOG TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-171300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 72 69 90 NE13 30.14R TC 22
DECATUR CLOUDY 76 71 85 E15 30.09R TC 24
PEORIA MOCLDY 75 70 84 CALM 30.05F TC 24
6HR MIN TEMP: 74; 6HR MAX TEMP: 80;
LACON* CLOUDY 73 68 86 E7 30.05R TC 23
LINCOLN* MOCLDY 73 73 100 CALM 30.06S TC 23
SPRINGFIELD MOCLDY 75 73 93 SE3 30.06R TC 24
6HR MIN TEMP: 74; 6HR MAX TEMP: 78;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-171300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 73 68 84 E9 30.12R TC 23
DANVILLE* CLOUDY 70 68 93 N6 30.13R TC 21
RANTOUL* CLOUDY 70 67 90 N9G16 30.15R TC 21
MATTOON MOCLDY 72 68 87 NE12G23 30.10R TC 22
ILZ079-100>102-171300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 73 100 CALM 30.05R TC 23
CAHOKIA* PTCLDY 74 72 93 CALM 30.04R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 72 71 97 CALM 30.04R TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 74;
CAIRO* CLEAR 74 73 99 CALM 30.04R TC 23
EFFINGHAM* PTCLDY 73 73 100 CALM 30.09R TC 23
MARION PTCLDY 77 72 83 CALM 30.05R TC 25
MT. VERNON PTCLDY 72 72 100 CALM 30.06R FOG TC 22
CENTRALIA* PTCLDY 73 72 96 CALM 30.07R TC 23
SALEM* PTCLDY 73 72 94 CALM 30.06R TC 23
METROPOLIS* CLEAR 72 71 96 CALM 30.04S FOG TC 22
ILZ067-068-072-073-078-083-087-091-171300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 75 73 93 E5 30.06R TC 24
FLORA* PTCLDY 75 N/A N/A CALM 30.06R FOG TC 24
FAIRFIELD* PTCLDY 73 72 95 CALM 30.05R TC 23
HARRISBURG* PTCLDY 72 70 95 CALM 30.05R TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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