631
ASUS43 KLOT 181356
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT MON AUG 18 2025
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.
ILZ001-002-007-009-015-016-024-181500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 79 74 84 S7 30.02R HX 82 TC 26
ILZ003-004-008-010-011-017-018-181500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 75 72 90 SE10 30.07R TC 24
ILZ005-006-012>014-019>023-181500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 74 65 73 SE10 30.08S TC 23
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 76 70 82 SE9 30.08R TC 24
WAUKEGAN CLOUDY 74 67 78 S14G22 30.09S TC 23
DUPAGE AIRPORT PTSUNNY 75 68 78 SE10 30.08S TC 24
WHEELING MOSUNNY 74 70 87 SE9 30.10S TC 23
ROMEOVILLE* MOSUNNY 73 72 94 SE12G18 30.10R TC 23
NORTHERLY ISL* N/A 73 65 75 SE9 N/A TC 23
LMZ740>746-181500-
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)
S. MID LAKE BUOY 70 75 140/ 17/ 21 1019.6F
WINTHROP HARBOR 74 75 140/ 16/ 19 N/A 4/ 5
WAUKEGAN HARBOR 73 75 140/ 16/ 19 N/A 4/ 5
WILMETTE BUOY 71 130/ 12/ 16 1021.1R 5/ 5
NORTHERLY ISL 70 130/ 7/ 13 N/A
CALUMET HARBOR 71 130/ 7/ 11 1018.0
BURNS HARBOR 73 150/ 7/ 10 1019.6R
MICHIGAN CITY 71 130/ 17/ 20 1017.6R
MICH CITY BUOY 71 77 140/ 16/ 21 1017.4R 3/ 6
ST. JOSEPH BUOY 70 75 100/ 17/ 23 1020.4R 2/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-181500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-181500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD SUNNY 82 75 79 S10 30.06R HX 89 TC 28
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-181500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 82 75 78 S8 30.07R HX 89 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 82 72 71 CALM 30.07R HX 87 TC 28
MARION SUNNY 82 73 74 SE6 30.08R HX 88 TC 28
ILZ067-068-072-073-078-083-087-091-181500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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