198
ASUS43 KLOT 162101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-162200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 83 74 74 CALM 29.93F HX 89 TC 28
STERLING* CLOUDY 83 75 77 W8 29.96S HX 90 TC 28
SAVANNA* PTSUNNY 85 71 64 W6 29.96R HX 90 TC 29
ILZ003-004-008-010-011-017-018-162200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 85 72 65 W10 29.94F HX 91 TC 29
FREEPORT* PTSUNNY 84 76 77 NW8 29.97F HX 93 TC 29
ILZ005-006-012>014-019>023-162200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 81 75 82 W7 29.92F HX 87 TC 27
CHICAGO-MIDWAY PTSUNNY 85 73 67 W9 29.92F HX 91 TC 29
AURORA PTSUNNY 83 74 74 NW6 29.93F HX 89 TC 28
JOLIET* PTSUNNY 87 75 66 W8 29.94F HX 97 TC 31
WAUKEGAN MOSUNNY 85 73 67 W10 29.91F HX 91 TC 29
DUPAGE AIRPORT PTSUNNY 83 74 74 W7 29.93F HX 89 TC 28
WHEELING PTSUNNY 86 73 65 NW10 29.93F HX 93 TC 30
LANSING* CLOUDY N/A N/A N/A NW7 29.95S
NORTHERLY ISL* N/A 81 71 71 E7 N/A HX 85 TC 27
LMZ740>746-162200-
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 82 75 250/ 12/ 17 1021.9F 1
WAUKEGAN HARBOR 83 75 280/ 12/ 19 1014.2F 1
WILMETTE BUOY 79 320/ 4/ 6 1017.4F 1
CHICAGO BUOY 78 75 1012.5F 1/ 2
HARRISON CRIB 81 110/ 4/ 5 N/A
NORTHERLY ISL 85 280/ 6/ 12 N/A
CALUMET HARBOR 80 50/ 4/ 6 1014.0
MICHIGAN CITY 78 260/ 1/ 1 1012.2F
MICH CITY BUOY 79 74 210/ 2/ 2 N/A 1
ST. JOSEPH BUOY 75 74 230/ 6/ 6 1014.8F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-162200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 80 75 84 SW7 29.99F HX 85 TC 27
MACOMB* CLOUDY 77 76 97 W8 30.01F TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-162200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 76 76 100 CALM 29.95F TC 24
DECATUR PTSUNNY 75 73 93 S8 29.98F TC 24
PEORIA CLOUDY 81 77 88 SW8 29.95R HX 88 TC 27
LINCOLN* CLOUDY 76 76 100 S7 29.96R TC 24
SPRINGFIELD CLOUDY 76 72 87 S7 29.98S TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-162200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 74 71 91 E8 29.94F TC 23
MATTOON PTSUNNY 74 70 87 NW5 30.00F TC 23
ILZ079-100>102-162200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 90 77 66 CALM 30.00F HX 102 TC 32
CAHOKIA* MOSUNNY 90 75 61 VRB7 29.98F HX 100 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-162200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
MT. VERNON PTSUNNY 95 74 50 VRB3 30.00F HX 105 TC 35
CENTRALIA* PTSUNNY 89 74 60 CALM 30.02F HX 98 TC 32
SALEM* N/A 88 75 67 MISG 30.01F HX 97 TC 31
ILZ067-068-072-073-078-083-087-091-162200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE HVY RAIN 78 74 87 W8G29 30.01S FOG HX 81
FAIRFIELD* PTSUNNY 93 72 49 N7 30.00F HX 101 TC 34
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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