461
ASUS43 KLOT 190610
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT WED AUG 19 2026
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.
ILZ001-002-007-009-015-016-024-190700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 71 68 90 SW3 29.92R TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 80;
STERLING* CLEAR 69 69 100 CALM 29.94R TC 21
SAVANNA* PTCLDY 65 65 97 CALM 29.94R TC 19
ILZ003-004-008-010-011-017-018-190700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 63 62 97 S6 29.94R TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 76; 6HR PCP: TRACE;
FREEPORT* PTCLDY 63 61 94 S3 29.95R TC 17
ROCHELLE* PTCLDY 64 62 94 CALM 29.95R FOG TC 18
DE KALB* PTCLDY 65 65 100 SW5 29.95R TC 18
PERU* PTCLDY 70 70 100 CALM 29.95R TC 21
ILZ005-006-012>014-019>023-190700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 67 65 93 SW5 29.90F TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 76; 6HR PCP: 0.13;
CHICAGO-MIDWAY PTCLDY 68 66 93 SW6 29.91S TC 20
6HR MIN TEMP: 68; 6HR MAX TEMP: 77;
AURORA FOG 63 63 100 W3 29.94R VSB 3/4 TC 17
6HR MIN TEMP: 65; 6HR MAX TEMP: 76; 6HR PCP: 0.26;
JOLIET* PTCLDY 70 70 100 CALM 29.93R FOG TC 21
WAUKEGAN CLEAR 63 63 100 W6 29.89F TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 73; 6HR PCP: 1.19;
DUPAGE AIRPORT CLEAR 65 65 100 SW3 29.92S TC 18
6HR MIN TEMP: 65; 6HR MAX TEMP: 75; 6HR PCP: 0.01;
KANKAKEE* PTCLDY 69 68 95 SW7 29.95R TC 21
WHEELING PTCLDY 67 65 93 W3 29.91F TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 76; 6HR PCP: 0.17;
ROMEOVILLE* PTCLDY 70 70 100 CALM 29.93R TC 21
LANSING* PTCLDY 67 67 100 CALM 29.93S TC 20
NORTHERLY ISL* N/A 70 64 81 SW6 N/A TC 21
LMZ740>746-190700-
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)
WINTHROP HARBOR 67 73 N/A 0
WAUKEGAN HARBOR 67 74 N/A 0
WILMETTE BUOY 70 290/ 6/ 10 1014.8F 1
CHICAGO BUOY 72 73 1011.4 1/ 3
NORTHERLY ISL 69 240/ 5/ 8 N/A
CALUMET HARBOR 68 240/ 2/ 3 1012.9F
MICH CITY BUOY 69 74 180/ 6/ 10 N/A 1
ST. JOSEPH BUOY 69 74 280/ 2/ 4 1013.4F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-190700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 73 69 87 SE5 29.95F TC 23
GALESBURG* MOCLDY 70 70 100 S3 29.97R TC 21
MACOMB* PTCLDY 68 68 100 W5 29.99R TC 20
JACKSONVILLE* CLOUDY 69 69 100 CALM 29.97R TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-190700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 70 70 100 SW5 29.96R TC 21
BLOOMINGTON CLEAR 69 69 100 SW7 29.98R TC 21
DECATUR PTCLDY 70 67 90 MISG 29.98R TC 21
PEORIA CLEAR 71 69 93 CALM 29.96R TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 79;
LACON* PTCLDY 72 68 88 CALM 29.94R TC 22
LINCOLN* CLOUDY 70 70 100 CALM 29.97R TC 21
SPRINGFIELD PTCLDY 68 67 96 CALM 29.97R TC 20
6HR MIN TEMP: 68; 6HR MAX TEMP: 80;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-190700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 66 66 100 W3 29.98R TC 19
RANTOUL* CLEAR 66 66 99 CALM 29.97S TC 19
MATTOON PTCLDY 72 67 84 S6 29.97R TC 22
PARIS* CLEAR 66 65 97 CALM 29.98R TC 19
ILZ079-100>102-190700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 72 69 89 CALM 29.98R TC 22
BELLEVILLE CLEAR 74 73 97 SW3 29.94R TC 24
CAHOKIA* CLEAR 73 70 90 CALM 29.96R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 73 69 88 CALM 29.98S TC 23
EFFINGHAM* CLEAR 69 69 99 CALM 30.01R TC 21
MARION CLEAR 72 68 86 CALM 29.99R TC 22
MT. VERNON CLEAR 70 68 93 CALM 29.99R TC 21
CENTRALIA* CLEAR 72 69 91 CALM 29.98R TC 22
SALEM* N/A 72 68 89 MISG 29.98R TC 22
METROPOLIS* CLEAR 67 67 97 CALM 29.98S TC 20
ILZ067-068-072-073-078-083-087-091-190700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 69 67 93 CALM 29.97S TC 21
FLORA* CLEAR 68 N/A N/A CALM 29.99R TC 20
FAIRFIELD* CLEAR 71 65 83 S3 29.98R TC 22
HARRISBURG* CLEAR 68 67 96 CALM 29.99R TC 20
ROBINSON* CLEAR 66 66 100 NW2 29.97R TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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