Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 181056
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT FRI SEP 18 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-181200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 67 64 90 E13 30.22S TC 19
STERLING* PTCLDY 64 63 94 E8 30.24F TC 18
$$
ILZ003-004-008-010-011-017-018-181200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 64 60 87 NE6 30.27F TC 18
$$
ILZ005-006-012>014-019>023-181200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 65 60 84 NE9 30.24S TC 18
CHICAGO-MIDWAY NOT AVBL
AURORA PTCLDY 62 62 100 NE6 30.24S TC 17
WAUKEGAN CLEAR 58 58 100 NE3 30.25S TC 14
DUPAGE AIRPORT CLEAR 60 59 96 N6 30.25S TC 16
WHEELING CLEAR 63 61 93 CALM 30.26S TC 17
NORTHERLY ISL* N/A 66 58 75 NE14 N/A TC 19
$$
LMZ740>746-181200-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 67 65 30/ 12/ 16 1023.9F 2/ 4
WAUKEGAN HARBOR 67 66 10/ 10/ 12 1023.5R 2/ 5
WILMETTE BUOY 67 80/ 12/ 16 1026.3S 3/ 5
CHICAGO BUOY 68 67 1023.0R 3/ 5
NORTHERLY ISL 67 50/ 11/ 15 N/A
CALUMET HARBOR 67 40/ 11/ 14 1024.1
MICH CITY BUOY 64 65 50/ 12/ 16 N/A 3/ 5
ST. JOSEPH BUOY 62 62 50/ 8/ 10 1025.1R 1/ 4
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-181200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-181200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 72 70 93 NE8 30.18S TC 22
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-181200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-181200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
$$
ILZ067-068-072-073-078-083-087-091-181200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$