697
ASUS43 KLOT 181457
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-181600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 83 76 79 S7 30.02S HX 91 TC 28
ILZ003-004-008-010-011-017-018-181600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 77 73 87 SE8 30.07R TC 25
ILZ005-006-012>014-019>023-181600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 74 67 78 SE8 30.09R TC 23
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 77 71 82 S10 30.09R TC 25
WAUKEGAN CLOUDY 75 67 76 SE12G18 30.09S TC 24
DUPAGE AIRPORT MOSUNNY 77 69 76 SE9 30.09R TC 25
WHEELING CLOUDY 76 69 79 S7 30.10S TC 24
ROMEOVILLE* MOSUNNY 77 73 88 S14 30.10S TC 25
NORTHERLY ISL* N/A 75 66 73 SE6 N/A TC 24
LMZ740>746-181600-
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 76 140/ 16/ 19 1019.5F
WINTHROP HARBOR 73 75 150/ 16/ 17 N/A 5/ 5
WAUKEGAN HARBOR 72 75 150/ 14/ 19 N/A 4/ 6
WILMETTE BUOY 72 150/ 14/ 19 1020.8R 4/ 5
NORTHERLY ISL 74 140/ 5/ 10 N/A
CALUMET HARBOR 74 140/ 9/ 11 1017.8
BURNS HARBOR 73 170/ 6/ 12 1019.3F
MICHIGAN CITY 73 150/ 15/ 19 1017.4F
MICH CITY BUOY 73 77 140/ 14/ 19 1017.8R 3/ 7
ST. JOSEPH BUOY 71 75 100/ 12/ 17 1020.6S 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-181600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-181600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD PTSUNNY 85 76 74 S9 30.07R HX 94 TC 29
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-181600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 77 74 S7 30.08R HX 97 TC 30
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 86 73 65 SE6 30.09R HX 93 TC 30
MARION SUNNY 86 75 70 S5 30.09R HX 95 TC 30
ILZ067-068-072-073-078-083-087-091-181600-
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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