442
ASUS43 KLOT 161806
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT SUN AUG 16 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.
ILZ001-002-007-009-015-016-024-161900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 84 75 74 NW8 30.00F HX 92 TC 29
6HR MIN TEMP: 73; 6HR MAX TEMP: 85; 6HR PCP: TRACE;
STERLING* PTSUNNY 82 79 90 W14 30.01F HX 92 TC 28
SAVANNA* PTSUNNY 82 73 73 NW9 30.01F HX 87 TC 28
ILZ003-004-008-010-011-017-018-161900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 82 74 76 W15G22 30.00S HX 88 TC 28
6HR MIN TEMP: 74; 6HR MAX TEMP: 84;
FREEPORT* CLOUDY 80 78 95 W7 30.03F HX 85 TC 26
ROCHELLE* CLOUDY 83 74 73 W15 30.00F HX 90 TC 29
DE KALB* PTSUNNY 82 76 81 NW8 30.00F HX 89 TC 28
ILZ005-006-012>014-019>023-161900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 83 72 69 NW10 29.96S HX 88 TC 28
6HR MIN TEMP: 73; 6HR MAX TEMP: 83;
CHICAGO-MIDWAY PTSUNNY 83 72 69 W10 29.96S HX 88 TC 28
6HR MIN TEMP: 73; 6HR MAX TEMP: 84;
AURORA CLOUDY 82 75 79 W13 29.98S HX 89 TC 28
6HR MIN TEMP: 72; 6HR MAX TEMP: 83;
JOLIET* CLOUDY 86 76 72 W7 29.98F HX 96 TC 30
WAUKEGAN MOSUNNY 83 74 74 W6G18 29.94F HX 89 TC 28
6HR MIN TEMP: 74; 6HR MAX TEMP: 83; 6HR PCP: TRACE;
DUPAGE AIRPORT CLOUDY 81 73 76 W9 29.98S HX 86 TC 27
6HR MIN TEMP: 72; 6HR MAX TEMP: 83;
KANKAKEE* MOSUNNY 83 74 73 NW12 30.00F HX 90 TC 29
WHEELING PTSUNNY 83 73 72 NW9 29.97F HX 89 TC 28
6HR MIN TEMP: 75; 6HR MAX TEMP: 84;
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 82 69 64 W7 N/A HX 85 TC 28
LMZ740>746-161900-
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 80 74 260/ 10/ 14 1021.6R 1
WAUKEGAN HARBOR 80 74 260/ 10/ 14 1015.0F 1
WILMETTE BUOY 76 340/ 2/ 4 1017.8F 1
CHICAGO BUOY 77 73 1013.5S 1/ 3
HARRISON CRIB 77 40/ 4/ 4 N/A
NORTHERLY ISL 81 270/ 5/ 14 N/A
CALUMET HARBOR 82 240/ 5/ 11 1014.7
MICHIGAN CITY 76 240/ 8/ 9 1012.9F
MICH CITY BUOY 76 74 240/ 6/ 8 N/A 1/ 3
ST. JOSEPH BUOY 74 74 250/ 10/ 12 1015.4R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-161900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 74 72 93 CALM 30.03F TC 23
GALESBURG* PTSUNNY 84 78 82 W6 30.02F HX 96 TC 29
MACOMB* LGT RAIN 76 76 100 W5 30.06F TC 25
JACKSONVILLE* CLOUDY 74 70 88 NW16G51 30.11R THUNDER TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-161900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 85 78 77 W10G16 30.00F HX 96 TC 30
BLOOMINGTON PTSUNNY 85 77 77 W14 30.03F HX 95 TC 29
DECATUR MOSUNNY 86 76 71 W12G20 30.02F HX 96 TC 30
PEORIA PTSUNNY 86 75 69 W9 30.02F HX 95 TC 30
6HR MIN TEMP: 73; 6HR MAX TEMP: 87;
LACON* PTSUNNY 85 74 67 W8 30.00S HX 93 TC 30
LINCOLN* PTSUNNY 88 77 70 W7 30.02F HX 100 TC 31
SPRINGFIELD MOSUNNY 87 77 72 W10G18 30.03S HX 99 TC 31
6HR MIN TEMP: 75; 6HR MAX TEMP: 87;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 86 77 74 W16G25 30.01F HX 97 TC 30
RANTOUL* CLOUDY 83 77 81 NW9G16 30.01F HX 92 TC 28
MATTOON PTSUNNY 85 77 77 VRB7 30.03F HX 95 TC 29
PARIS* MOSUNNY 85 77 77 W10 30.02F HX 96 TC 30
ILZ079-100>102-161900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 81 75 83 N6 30.04S HX 86 TC 27
BELLEVILLE PTSUNNY 87 77 72 W7 30.02S HX 99 TC 31
CAHOKIA* CLOUDY 86 74 67 VRB6 30.02F HX 94 TC 30
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 93 73 52 N8 30.03F HX 102 TC 34
CAIRO* SUNNY 94 79 60 CALM 30.05F HX 111 TC 35
EFFINGHAM* PTSUNNY 79 78 97 CALM 30.04F HX 82 TC 26
MT. VERNON PTSUNNY 89 74 60 NE3 30.02F HX 98 TC 32
CENTRALIA* PTSUNNY 89 73 58 NW6 30.04S HX 97 TC 32
SALEM* N/A 88 77 70 MISG 30.03F HX 100 TC 31
METROPOLIS* SUNNY 96 74 50 SW6 30.05F HX 106 TC 35
ILZ067-068-072-073-078-083-087-091-161900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 94 73 50 W12 30.03S HX 103 TC 34
FLORA* PTSUNNY 90 75 62 W8 30.02F HX 100 TC 32
FAIRFIELD* PTSUNNY 89 71 55 W3 30.03F HX 94 TC 32
ROBINSON* PTSUNNY 86 77 74 W13 30.03S HX 97 TC 30
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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