419
ASUS43 KLOT 272156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT SUN SEP 27 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.
ILZ001-002-007-009-015-016-024-272300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 73 53 49 CALM 30.06F TC 23
ILZ003-004-008-010-011-017-018-272300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 72 51 47 NW7 30.08S TC 22
ILZ005-006-012>014-019>023-272300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 69 48 47 NE8 30.06F TC 21
CHICAGO-MIDWAY PTSUNNY 68 48 48 NE10 30.07S TC 20
AURORA MOSUNNY 67 49 52 N5 30.06S TC 19
WAUKEGAN MOSUNNY 64 53 67 NE5 30.07F TC 18
DUPAGE AIRPORT MOSUNNY 71 51 49 N7 30.07S TC 22
WHEELING MOSUNNY 68 49 50 NE8 30.09S TC 20
NORTHERLY ISL* N/A 65 54 67 NE5 N/A TC 18
LMZ740>746-272300-
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 65 10/ 8/ 12 1017.8S 1/ 2
WAUKEGAN HARBOR 65 64 360/ 10/ 12 1018.3F 1/ 2
WILMETTE BUOY 65 40/ 8/ 12 1021.1F 1
CHICAGO BUOY 65 64 20/ 8/ 12 1017.3F 1/ 2
HARRISON CRIB 65 10/ 10/ 11 N/A
NORTHERLY ISL 66 350/ 6/ 9 N/A
CALUMET HARBOR 360/ 8/ 12 1018.5
MICHIGAN CITY 66 360/ 7/ 8 1017.2F
MICH CITY BUOY 61 63 350/ 6/ 8 N/A 1
ST. JOSEPH BUOY 56 55 350/ 2/ 4 1018.9F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-272300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-272300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD PTSUNNY 73 51 46 NW5 30.04F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-272300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 74 44 34 N3 30.03F TC 23
MATTOON MOSUNNY 73 41 31 N7 30.02S TC 23
ILZ079-100>102-272300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 73 52 46 N3 30.03F TC 23
CAHOKIA* MOSUNNY 76 52 43 N3 30.02F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-272300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
ILZ067-068-072-073-078-083-087-091-272300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 76 42 29 N9 30.01S TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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