846
ASUS43 KLOT 190003
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CDT THU JUN 18 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.
ILZ001-002-007-009-015-016-024-190100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 75 55 49 NW12 29.83R TC 24
6HR MIN TEMP: 72; 6HR MAX TEMP: 76;
STERLING* MOSUNNY 74 54 49 NW7 29.84R TC 23
SAVANNA* SUNNY 72 54 51 W6 29.83S TC 22
ILZ003-004-008-010-011-017-018-190100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 72 52 49 W9 29.83S TC 22
6HR MIN TEMP: 68; 6HR MAX TEMP: 74;
FREEPORT* SUNNY 72 55 55 W6 29.84S TC 22
DE KALB* MOSUNNY 70 55 57 NW8 29.84R TC 21
ILZ005-006-012>014-019>023-190100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 72 52 49 W6 29.80S TC 22
6HR MIN TEMP: 69; 6HR MAX TEMP: 73;
CHICAGO-MIDWAY MOSUNNY 72 52 49 NW8 29.80S TC 22
6HR MIN TEMP: 69; 6HR MAX TEMP: 73;
AURORA SUNNY 73 55 53 NW9 29.82S TC 23
6HR MIN TEMP: 69; 6HR MAX TEMP: 74;
JOLIET* SUNNY 73 54 51 NW3 29.82S TC 23
WAUKEGAN MOSUNNY 70 52 52 W6 29.80R TC 21
6HR MIN TEMP: 67; 6HR MAX TEMP: 72;
DUPAGE AIRPORT SUNNY 71 54 54 W8 29.81S TC 22
6HR MIN TEMP: 68; 6HR MAX TEMP: 72;
KANKAKEE* SUNNY 72 56 58 NW8 29.83R TC 22
WHEELING PTSUNNY 72 52 49 NW10 29.82S TC 22
6HR MIN TEMP: 68; 6HR MAX TEMP: 74;
ROMEOVILLE* MOSUNNY 73 55 53 NW8G16 29.82S TC 23
LANSING* MOSUNNY 71 53 52 W6 29.82R TC 22
NORTHERLY ISL* N/A 64 56 75 SE3 N/A TC 18
LMZ740>746-190100-
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 65 50 1012.1F 1
WAUKEGAN HARBOR 67 53 270/ 10/ 14 1010.4S 0
WILMETTE BUOY 61 160/ 8/ 10 1011.6F 1/ 4
CHICAGO BUOY 62 60 160/ 4/ 6 1008.3F 1/ 4
HARRISON CRIB 64 150/ 9/ 9 N/A
NORTHERLY ISL 66 110/ 3/ 6 N/A
CALUMET HARBOR 66 80/ 5/ 6 1009.6
BURNS HARBOR 70/ 3/ 4 1010.2S
MICHIGAN CITY 70 10/ 1/ 1 1008.3F
MICH CITY BUOY 67 63 160/ 2/ 4 988.1F 1/ 5
ST. JOSEPH BUOY 67 66 200/ 2/ 4 1010.3F 2/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-190100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 75 58 55 NW9 29.87R TC 24
MACOMB* SUNNY 74 60 62 CALM 29.88S TC 23
JACKSONVILLE* MOSUNNY 73 60 64 NW6 29.85S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-190100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 73 57 57 NW13 29.85R TC 23
DECATUR SUNNY 73 59 61 NW8 29.84R TC 23
PEORIA SUNNY 74 55 51 NW7 29.84R TC 23
6HR MIN TEMP: 71; 6HR MAX TEMP: 75;
SPRINGFIELD MOSUNNY 74 60 61 NW7 29.84R TC 23
6HR MIN TEMP: 72; 6HR MAX TEMP: 76;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-190100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 72 60 66 NW9 29.83R TC 22
DANVILLE* MOSUNNY 74 58 57 NW9 29.83R TC 23
MATTOON MOSUNNY 74 61 63 NW7 29.83R TC 23
PARIS* CLOUDY 73 60 63 NW6 29.82S TC 23
ILZ079-100>102-190100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 72 63 73 W8 29.86S TC 22
BELLEVILLE PTSUNNY 71 61 68 NW6 29.84S TC 22
CAHOKIA* PTSUNNY 73 58 59 N8 29.86R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 78 62 57 N8 29.82R HX 80 TC 26
6HR MIN TEMP: 78; 6HR MAX TEMP: 86;
CAIRO* MOSUNNY 82 66 58 NW6 29.81R HX 84 TC 28
MARION MOSUNNY 81 63 54 N12 29.82R HX 82 TC 27
MT. VERNON MOSUNNY 74 57 55 CALM 29.85R TC 23
CENTRALIA* MOSUNNY 73 57 57 CALM 29.86R TC 23
SALEM* MOSUNNY 71 62 74 MISG 29.86R TC 22
METROPOLIS* MOSUNNY 80 71 73 CALM 29.81S HX 84 TC 27
ILZ067-068-072-073-078-083-087-091-190100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 71 60 68 NW7 29.83S TC 22
FLORA* MOSUNNY 70 61 73 NW8 29.86R TC 21
FAIRFIELD* MOSUNNY 73 56 55 N9 29.84R TC 23
HARRISBURG* PTSUNNY 77 63 61 N9 29.83R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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