886
ASUS43 KLOT 160406
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT SAT AUG 15 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.
ILZ001-002-007-009-015-016-024-160500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE RAIN 73 72 96 W9 30.00S TC 23
STERLING* CLOUDY 77 77 100 CALM 29.99F TC 25
SAVANNA* TSTM 76 75 95 CALM 29.99F TC 25
ILZ003-004-008-010-011-017-018-160500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD TSTM 76 75 97 CALM 30.00F TC 24
FREEPORT* CLOUDY 75 73 94 CALM 30.02F THUNDER TC 24
ROCHELLE* MOCLDY 75 73 94 CALM 29.99F TC 24
DE KALB* PTCLDY 75 75 100 S6 30.01F TC 24
PERU* MOCLDY 79 77 94 S6 29.99F HX 83 TC 26
ILZ005-006-012>014-019>023-160500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 78 74 87 S6 29.99F HX 81 TC 26
CHICAGO-MIDWAY MOCLDY 78 75 90 S5 30.00F HX 81 TC 26
AURORA MOCLDY 76 76 100 S5 29.99F TC 24
JOLIET* CLOUDY 78 78 100 CALM 30.01F TC 25
WAUKEGAN CLOUDY 74 74 100 CALM 30.00S TC 23
DUPAGE AIRPORT MOCLDY 75 75 100 S5 29.99F TC 24
KANKAKEE* PTCLDY 77 75 94 CALM 30.03S TC 25
WHEELING MOCLDY 75 74 96 S3 30.01F TC 24
ROMEOVILLE* MOCLDY 75 75 100 CALM 30.02S TC 24
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 76 73 91 S7 N/A TC 24
LMZ740>746-160500-
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 75 74 130/ 6/ 10 1016.4R 1/ 3
WAUKEGAN HARBOR 74 74 180/ 6/ 8 1016.3F 1/ 4
WILMETTE BUOY 74 160/ 4/ 6 1018.7F 1
CHICAGO BUOY 76 73 1014.8F 1
HARRISON CRIB 78 180/ 12/ 12 N/A
NORTHERLY ISL 74 CALM / 3 N/A
CALUMET HARBOR 78 170/ 6/ 7 1016.2F
MICHIGAN CITY 77 170/ 10/ 12 1014.6F
MICH CITY BUOY 75 74 180/ 8/ 12 N/A 1
ST. JOSEPH BUOY 76 74 180/ 6/ 6 1017.2F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-160500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 78 76 93 CALM 30.02S HX 81 TC 26
GALESBURG* DRIZZLE 72 72 100 CALM 30.04F TC 22
MACOMB* LGT RAIN 76 76 100 N5 30.05F TC 24
JACKSONVILLE* PTCLDY 80 80 100 CALM 30.03S HX 87 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-160500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 76 76 100 SE5 30.01F TC 25
BLOOMINGTON CLEAR 77 77 100 S8 30.04F TC 25
DECATUR PTCLDY 78 75 90 CALM 30.04F HX 81 TC 26
PEORIA CLOUDY 78 77 96 CALM 30.02R HX 81 TC 26
LACON* MOCLDY 78 75 92 W10G21 30.03R THUNDER TC 25
LINCOLN* LGT RAIN 80 80 100 S3 30.03S HX 86 TC 27
SPRINGFIELD PTCLDY 80 77 90 S5 30.03S HX 87 TC 27
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-160500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 76 75 97 SE6 30.05S TC 24
RANTOUL* CLEAR 75 75 98 S3 30.05F TC 24
MATTOON PTCLDY 77 76 96 S5 30.05S TC 25
PARIS* CLEAR 74 74 98 CALM 30.06S FOG TC 24
ILZ079-100>102-160500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 83 76 81 CALM 30.04R HX 91 TC 28
CAHOKIA* MOCLDY 84 75 74 CALM 30.02R HX 92 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 78 77 95 CALM 30.07S HX 81 TC 26
EFFINGHAM* CLEAR 78 77 99 CALM 30.07R FOG TC 25
MARION CLEAR 79 75 87 SW5 30.06S HX 84 TC 26
MT. VERNON CLEAR 78 76 93 CALM 30.05S HX 81 TC 26
CENTRALIA* CLEAR 81 73 76 CALM 30.04S HX 86 TC 27
SALEM* N/A 82 75 80 MISG 30.05R HX 89 TC 28
METROPOLIS* CLEAR 76 76 98 CALM 30.07F TC 25
ILZ067-068-072-073-078-083-087-091-160500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 79 77 94 SW5 30.05S HX 83 TC 26
FLORA* CLEAR 79 77 94 CALM 30.05S HX 83 TC 26
FAIRFIELD* CLEAR 79 74 85 S3 30.05S HX 83 TC 26
HARRISBURG* CLEAR 77 76 94 CALM 30.06S TC 25
ROBINSON* CLEAR 75 75 100 SW2 30.04S FOG TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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