558
ASUS43 KLOT 152201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT MON JUN 15 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.
ILZ001-002-007-009-015-016-024-152300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 78 48 34 W17 29.88 TC 26
STERLING* MOSUNNY 77 48 35 W9 29.89F TC 25
ILZ003-004-008-010-011-017-018-152300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 75 45 34 SW12G20 29.87F TC 24
DE KALB* MOSUNNY 73 47 40 W13 29.89F TC 23
ILZ005-006-012>014-019>023-152300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 75 44 33 W12G21 29.86F TC 24
CHICAGO-MIDWAY PTSUNNY 75 45 34 W10 29.87F TC 24
AURORA MOSUNNY 77 49 37 W10 29.88F TC 25
WAUKEGAN PTSUNNY 74 46 36 W8 29.85F TC 23
DUPAGE AIRPORT PTSUNNY 73 46 38 W8G20 29.87F TC 23
WHEELING MOSUNNY 75 44 33 W12G22 29.87F TC 24
ROMEOVILLE* MOSUNNY 75 46 35 SW13G20 29.89F TC 24
NORTHERLY ISL* N/A 74 42 31 W6 N/A TC 23
LMZ740>746-152300-
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 68 54 1010.8F 1
WAUKEGAN HARBOR 68 53 240/ 12/ 16 1011.8F 1
WILMETTE BUOY 70 300/ 8/ 14 1014.1F 1
CHICAGO BUOY 71 62 250/ 8/ 12 1010.3F 1
HARRISON CRIB 74 270/ 15/ 19 N/A
NORTHERLY ISL 74 230/ 10/ 12 N/A
CALUMET HARBOR 74 210/ 8/ 15 1012.0F
BURNS HARBOR 230/ 5/ 7 1012.5F
MICHIGAN CITY 70 210/ 5/ 5 1011.0F
MICH CITY BUOY 69 65 170/ 4/ 6 990.8F 0
ST. JOSEPH BUOY 67 65 190/ 4/ 6 1013.1F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-152300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 77 48 35 NW8 29.94F TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-152300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 76 49 38 W16 29.93F TC 24
DECATUR MOSUNNY 75 48 38 W13G18 29.94F TC 24
PEORIA MOSUNNY 76 47 35 SW8 29.91F TC 24
SPRINGFIELD MOSUNNY 76 49 38 SW10G18 29.94F TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-152300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 74 49 41 SW13 29.94F TC 23
DANVILLE* PTSUNNY 75 49 39 SW9 29.94F TC 24
MATTOON MOSUNNY 73 49 42 VRB5 29.94F TC 23
ILZ079-100>102-152300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 77 46 33 VRB5 29.96F TC 25
CAHOKIA* PTSUNNY 77 46 33 NE3 29.95F TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-152300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 77 51 40 CALM 29.95F TC 25
CAIRO* SUNNY 78 59 51 NW3 29.97F HX 80 TC 26
MARION PTSUNNY 77 50 38 NW5 29.96F TC 25
MT. VERNON MOSUNNY 78 48 34 W3 29.96F TC 26
CENTRALIA* MOSUNNY 78 46 33 CALM 29.96F TC 25
SALEM* MOSUNNY 77 51 39 MISG 29.96F TC 25
ILZ067-068-072-073-078-083-087-091-152300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 75 48 38 NW7 29.95F TC 24
FLORA* SUNNY 75 48 38 CALM 29.96F TC 24
HARRISBURG* PTSUNNY 76 51 40 N3 29.96F TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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