537
ASUS43 KLOT 140306
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT THU AUG 13 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.
ILZ001-002-007-009-015-016-024-140400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 74 72 93 E13 29.93F TC 23
STERLING* MOCLDY 71 71 100 E10 29.99F FOG TC 22
SAVANNA* CLOUDY 71 70 96 N5 30.01R TC 22
ILZ003-004-008-010-011-017-018-140400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 68 66 93 NE3 30.03R TC 20
FREEPORT* CLOUDY 68 67 95 E6 30.04S TC 20
ROCHELLE* RAIN 69 67 94 E6 30.02S TC 21
DE KALB* LGT RAIN 68 68 100 NE3 30.03R TC 20
PERU* CLOUDY 73 72 94 E9G16 29.98F FOG TC 23
ILZ005-006-012>014-019>023-140400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 70 66 87 E5 30.00F TC 21
CHICAGO-MIDWAY CLOUDY 71 68 90 E7 30.00S TC 22
AURORA LGT RAIN 69 69 100 E7 30.01R FOG TC 21
JOLIET* RAIN 73 73 100 E5 30.01R TC 23
WAUKEGAN MOCLDY 65 65 100 N6 30.03R FOG TC 18
DUPAGE AIRPORT CLOUDY 69 68 96 N3 30.01R TC 21
KANKAKEE* CLOUDY 73 72 94 E10 30.00S TC 23
WHEELING CLOUDY 69 66 90 MISG 30.02S TC 21
ROMEOVILLE* RAIN 72 72 100 E7 30.02R FOG TC 22
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 71 67 87 E7 N/A TC 22
LMZ740>746-140400-
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 72 73 300/ 6/ 8 1011.5 1/ 3
WAUKEGAN HARBOR 71 73 330/ 4/ 6 1017.2 1/ 3
WILMETTE BUOY 73 120/ 4/ 6 1019.1R 1/ 3
CHICAGO BUOY 74 73 1015.0 1/ 3
HARRISON CRIB 73 130/ 10/ 11 N/A
NORTHERLY ISL 70 120/ 7/ 9 N/A
CALUMET HARBOR 72 90/ 6/ 10 1016.4
MICHIGAN CITY 71 150/ 6/ 6 1015.0R
MICH CITY BUOY 72 73 160/ 8/ 10 N/A 1
ST. JOSEPH BUOY 73 75 170/ 6/ 8 1017.2R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-140400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 80 77 90 NE8 29.89R HX 87 TC 27
GALESBURG* CLOUDY 74 74 100 E10 29.94F TC 24
MACOMB* PTCLDY 74 74 100 E5 29.95R TC 24
JACKSONVILLE* PTCLDY 78 75 90 SE6 29.90R HX 80 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-140400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 74 74 100 E9 29.97S TC 24
BLOOMINGTON CLOUDY 75 75 100 E12 29.98R TC 24
DECATUR PTCLDY 77 74 90 S7 29.93R TC 25
PEORIA CLOUDY 76 74 93 E9 29.94S TC 24
LACON* CLOUDY 74 71 88 E10 29.95F TC 24
LINCOLN* PTCLDY 75 75 100 NE5 29.94R TC 24
SPRINGFIELD PTCLDY 81 73 76 SE5 29.91R HX 86 TC 27
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-140400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 75 72 90 NE12 29.97R TC 24
DANVILLE* CLOUDY 74 73 95 NE5 29.99S TC 24
RANTOUL* MOCLDY 74 72 95 E6 29.98S TC 23
MATTOON PTCLDY 76 71 85 SE9 29.94S TC 24
PARIS* PTCLDY 73 73 98 S5 29.96R TC 23
ILZ079-100>102-140400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 84 81 91 S3 29.89R HX 98 TC 29
CAHOKIA* CLEAR 85 78 80 S5 29.90R HX 96 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-140400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 85 78 78 CALM 29.96R HX 96 TC 30
EFFINGHAM* PTCLDY 77 77 99 E5 29.97R TC 25
MARION CLEAR 81 77 86 S3 29.96R HX 88 TC 27
MT. VERNON CLEAR 83 77 82 SW5 29.94R HX 92 TC 28
CENTRALIA* CLEAR 82 78 88 CALM 29.94R HX 92 TC 28
SALEM* N/A 85 79 84 MISG 29.94R HX 97 TC 29
METROPOLIS* CLEAR 81 80 96 CALM 29.97R HX 90 TC 27
ILZ067-068-072-073-078-083-087-091-140400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 79 76 90 E5 29.96R HX 83 TC 26
FLORA* CLEAR 79 N/A N/A CALM 29.95R TC 26
FAIRFIELD* CLEAR 82 77 86 CALM 29.94R HX 90 TC 28
HARRISBURG* CLEAR 79 78 97 CALM 29.96R HX 83 TC 26
ROBINSON* CLEAR 75 75 100 CALM 29.96R FOG TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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