963
ASUS43 KLOT 181204
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CDT MON AUG 18 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.
ILZ001-002-007-009-015-016-024-181300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 71 70 96 E5 29.99S TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 75;
ILZ003-004-008-010-011-017-018-181300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 70 69 97 CALM 30.06R TC 21
6HR MIN TEMP: 68; 6HR MAX TEMP: 70; 6HR PCP: 0.36;
ILZ005-006-012>014-019>023-181300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 73 68 84 SE12 30.06S TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 74; 6HR PCP: TRACE;
CHICAGO-MIDWAY MOCLDY 74 64 71 SE14G24 30.07R TC 23
6HR MIN TEMP: 74; 6HR MAX TEMP: 76;
AURORA CLOUDY 74 70 87 SE7 30.06R TC 23
6HR MIN TEMP: 71; 6HR MAX TEMP: 74;
JOLIET* CLOUDY 73 72 95 CALM 30.07S TC 23
WAUKEGAN CLOUDY 74 68 81 SE10 30.07S TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 76;
DUPAGE AIRPORT MOCLDY 73 69 87 SE9 30.06R TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 74;
WHEELING RAIN 72 71 97 MISG 30.09R FOG TC 22
6HR MIN TEMP: 72; 6HR MAX TEMP: 75; 6HR PCP: 0.47;
MORRIS* CLOUDY 72 72 100 SE8 30.05S TC 22
ROMEOVILLE* MOCLDY 72 72 100 SE10 30.08R TC 22
LANSING* MOCLDY 69 64 81 SE13 30.09R TC 21
NORTHERLY ISL* N/A 72 66 81 SE8 N/A TC 22
LMZ740>746-181300-
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 69 75 120/ 19/ 23 1019.1R
WINTHROP HARBOR 74 75 120/ 16/ 19 N/A 5/ 5
WAUKEGAN HARBOR 74 75 150/ 16/ 19 N/A 4/ 5
WILMETTE BUOY 73 150/ 16/ 21 1020.2S 5/ 5
NORTHERLY ISL 72 120/ 8/ 13 N/A
CALUMET HARBOR 72 140/ 10/ 15 1017.5
BURNS HARBOR 70 150/ 8/ 13 1019.0R
MICHIGAN CITY 70 140/ 15/ 17 1017.3R
MICH CITY BUOY 72 77 130/ 16/ 21 1017.1R 4/11
ST. JOSEPH BUOY 70 77 90/ 19/ 25 1019.7R 3/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-181300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 75 72 90 S6 30.01R TC 24
GALESBURG* FOG 73 73 100 SE6 30.02S VSB 1 TC 23
MACOMB* FOG 73 73 100 SE3 30.03R VSB<1/4 TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-181300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTCLDY 74 74 100 SE8 30.07R TC 23
DECATUR PTCLDY 76 73 91 CALM 30.05R TC 24
PEORIA CLEAR 76 73 91 SE6 30.03R TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 79;
LACON* PTCLDY 72 69 92 CALM 30.03R TC 22
LINCOLN* PTCLDY 75 75 100 SE5 30.04R TC 24
SPRINGFIELD CLEAR 77 74 90 S7 30.02R TC 25
6HR MIN TEMP: 75; 6HR MAX TEMP: 78;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 74 73 97 E5 30.07R TC 23
DANVILLE* PTCLDY 74 73 96 E7 30.08S TC 23
RANTOUL* PTCLDY 73 73 98 E3 30.07S FOG TC 23
MATTOON CLEAR 75 73 93 SE5 30.05R TC 24
ILZ079-100>102-181300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 75 73 94 SE5 30.03S FOG TC 24
BELLEVILLE CLEAR 76 74 93 S5 30.01R TC 25
CAHOKIA* CLEAR 75 73 93 S3 30.03R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 73 71 93 CALM 30.04R TC 23
6HR MIN TEMP: 71; 6HR MAX TEMP: 76;
CAIRO* CLEAR 75 74 97 CALM 30.05R TC 24
MARION PTCLDY 73 72 94 SE7 30.04S TC 23
MT. VERNON CLEAR 72 72 100 CALM 30.06R TC 22
CENTRALIA* CLEAR 74 72 94 SE5 30.04S TC 23
SALEM* CLEAR 76 72 85 CALM 30.05R TC 25
METROPOLIS* CLEAR 71 71 97 CALM 30.06R TC 22
ILZ067-068-072-073-078-083-087-091-181300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE N/A 74 73 97 E5 30.06R TC 23
FLORA* CLEAR 73 N/A N/A CALM 30.06R TC 23
FAIRFIELD* CLEAR 73 71 94 CALM 30.06R TC 23
HARRISBURG* CLEAR 73 70 92 CALM 30.06R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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