429
ASUS43 KLOT 132212
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-132300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 76 72 87 E9 29.88R TC 24
STERLING* CLOUDY 76 73 91 E10 29.92R TC 24
SAVANNA* CLOUDY 76 69 79 E6 29.92R TC 25
ILZ003-004-008-010-011-017-018-132300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 74 71 91 E9 29.92R TC 23
FREEPORT* CLOUDY 74 73 95 E13 29.95R TC 23
ROCHELLE* CLOUDY 76 71 84 E9 29.93R TC 25
DE KALB* CLOUDY 75 73 93 NE12 29.94R TC 24
PERU* CLOUDY 75 73 94 E9 29.90R TC 24
ILZ005-006-012>014-019>023-132300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 73 70 90 E13 29.91R FOG TC 23
CHICAGO-MIDWAY LGT RAIN 73 72 96 E8G17 29.91F FOG TC 23
AURORA CLOUDY 76 72 87 E13G23 29.90S FOG TC 24
JOLIET* PTSUNNY 76 74 95 E8 29.91R FOG TC 25
WAUKEGAN LGT RAIN 72 71 97 CALM 29.94S FOG TC 22
DUPAGE AIRPORT CLOUDY 73 71 93 E13 29.91R FOG TC 23
KANKAKEE* PTSUNNY 76 74 94 E8 29.91R TC 25
WHEELING LGT RAIN 72 70 93 NE9G15 29.94R FOG TC 22
ROMEOVILLE* MOSUNNY 75 75 100 NE13 29.90R FOG TC 24
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 72 69 90 NE17 N/A TC 22
LMZ740>746-132300-
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 73 74 110/ 6/ 8 1014.1 1
WAUKEGAN HARBOR 72 73 80/ 6/ 10 1014.9 1
WILMETTE BUOY 73 100/ 12/ 16 1016.1F 1/ 3
CHICAGO BUOY 73 74 1011.5 1/ 3
HARRISON CRIB 73 70/ 13/ 14 N/A
NORTHERLY ISL 72 60/ 14/ 15 N/A
CALUMET HARBOR 73 50/ 9/ 14 1013.6
MICHIGAN CITY 73 50/ 16/ 17 1010.6F
MICH CITY BUOY 73 73 50/ 10/ 14 N/A 1/ 2
ST. JOSEPH BUOY 73 73 70/ 8/ 10 1014.2F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-132300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 86 77 74 E10 29.85F HX 97 TC 30
GALESBURG* PTSUNNY 77 72 85 SE7 29.88S TC 25
MACOMB* PTSUNNY 80 76 87 SE14 29.88F HX 87 TC 27
JACKSONVILLE* PTSUNNY 85 77 76 NE12 29.87F HX 96 TC 30
ILZ028>032-037-038-041>044-048-051>054-059>061-132300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 76 76 99 E7 29.90R TC 25
BLOOMINGTON CLOUDY 77 77 100 SE13 29.91F TC 25
DECATUR CLOUDY 81 71 71 SE10 29.91S HX 85 TC 27
PEORIA CLOUDY 79 74 84 SE10 29.87F HX 82 TC 26
LACON* CLOUDY 78 73 83 S12 29.85F HX 81 TC 26
LINCOLN* CLOUDY 82 73 73 SE7 29.91R HX 87 TC 28
SPRINGFIELD PTSUNNY 82 71 69 E10 29.89S HX 86 TC 28
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-132300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 77 74 90 E8 29.91S TC 25
DANVILLE* CLOUDY 78 77 96 SW3 29.91R HX 80 TC 26
RANTOUL* CLOUDY 74 73 97 S6 29.92R TC 24
MATTOON CLOUDY 82 72 71 E8 29.91S HX 87 TC 28
PARIS* PTSUNNY 74 70 86 SE10 29.92S TC 24
ILZ079-100>102-132300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* MOSUNNY 94 77 57 S10G17 29.85S HX 108 TC 34
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-132300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 93 79 62 S13 29.89F HX 110 TC 34
CAIRO* MOSUNNY 95 79 60 S6 29.91F HX 113 TC 35
EFFINGHAM* PTSUNNY 82 75 78 NE3 29.92S HX 89 TC 28
MT. VERNON PTSUNNY 94 79 61 S8 29.90F HX 111 TC 34
CENTRALIA* PTSUNNY 92 79 66 CALM 29.89S HX 108 TC 33
SALEM* N/A 92 80 67 MISG 29.89S HX 110 TC 33
METROPOLIS* MOSUNNY 94 74 53 S3 29.92F HX 104 TC 34
ILZ067-068-072-073-078-083-087-091-132300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 91 76 61 SW8 29.90S HX 103 TC 33
FLORA* PTSUNNY 91 81 70 S9 29.90S HX 110 TC 33
FAIRFIELD* CLOUDY 90 76 64 SW6 29.90S HX 102 TC 32
ROBINSON* PTSUNNY 81 73 78 NE13 29.90S HX 85 TC 27
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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