378
ASUS43 KLOT 201856
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT WED AUG 20 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.
ILZ001-002-007-009-015-016-024-202000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 83 72 69 NE16 30.06S HX 88 TC 28
ILZ003-004-008-010-011-017-018-202000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 79 63 57 N12 30.11F HX 80 TC 26
ILZ005-006-012>014-019>023-202000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 75 61 61 N17 30.10S TC 24
CHICAGO-MIDWAY MOSUNNY 77 61 57 N16 30.09S TC 25
AURORA CLOUDY 77 64 64 NE8 30.09F TC 25
WAUKEGAN PTSUNNY 76 62 62 NE14G24 30.11S TC 24
DUPAGE AIRPORT CLOUDY 76 64 66 NE13 30.10S TC 24
WHEELING MOSUNNY 76 63 64 NE15G24 30.12S TC 24
ROMEOVILLE* CLOUDY 75 72 88 MISG 30.10S TC 24
NORTHERLY ISL* N/A 74 64 71 N12 N/A TC 23
LMZ740>746-202000-
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 68 74 20/ 10/ 14 1019.6S
WINTHROP HARBOR 70 73 350/ 14/ 17 N/A 3/ 5
WAUKEGAN HARBOR 70 74 N/A 2/ 5
WILMETTE BUOY 71 20/ 16/ 19 1021.5F 4/ 5
NORTHERLY ISL 73 350/ 9/ 13 N/A
CALUMET HARBOR 72 330/ 9/ 15 1018.1
BURNS HARBOR 70 20/ 9/ 11 1019.3R
MICHIGAN CITY 70 10/ 17/ 18 1017.0F
MICH CITY BUOY 70 75 20/ 14/ 19 1016.8F 5/ 6
ST. JOSEPH BUOY 69 74 340/ 12/ 17 1019.5S 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-202000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-202000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD NOT AVBL
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-202000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 79 66 65 N13 30.06S HX 81 TC 26
ILZ079-100>102-202000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 82 68 61 N9 30.05F HX 85 TC 28
CAHOKIA* PTSUNNY 83 67 58 NE10 30.04 HX 85 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-202000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 83 68 60 N6 30.01F HX 86 TC 28
MARION PTSUNNY 81 68 65 N14 30.02F HX 83 TC 27
ILZ067-068-072-073-078-083-087-091-202000-
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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