Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 180556
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT SAT OCT 18 2025
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.
ILZ001-002-007-009-015-016-024-180700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 71 59 65 SW18G28 29.67S TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 72; 6HR PCP: TRACE;
$$
ILZ003-004-008-010-011-017-018-180700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 66 57 72 S9 29.70F TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 70;
$$
ILZ005-006-012>014-019>023-180700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 66 53 63 S10 29.72F TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 71;
CHICAGO-MIDWAY NOT AVBL
AURORA PTCLDY 63 55 75 S9 29.72F TC 17
6HR MIN TEMP: 62; 6HR MAX TEMP: 70;
WAUKEGAN CLEAR 66 54 65 SW13 29.70F TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 70;
DUPAGE AIRPORT CLEAR 65 54 67 S9 29.73S TC 18
6HR MIN TEMP: 65; 6HR MAX TEMP: 70;
WHEELING PTCLDY 67 54 63 SW10 29.73F TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 71;
NORTHERLY ISL* N/A 67 51 56 SW12 N/A TC 19
$$
LMZ740>746-180700-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 66 64 190/ 19/ 25 1006.3F
WINTHROP HARBOR 63 59 N/A 2/ 4
WAUKEGAN HARBOR 66 61 N/A 2/ 4
WILMETTE BUOY 67 190/ 14/ 17 1008.1F 2/ 4
CHICAGO BUOY 67 200/ 14/ 17 1007.6F 2/ 3
HARRISON CRIB 68 200/ 22/ 24 N/A
NORTHERLY ISL 67 200/ 13/ 16 N/A
CALUMET HARBOR 65 170/ 10/ 16 1006.4
BURNS HARBOR 65 180/ 8/ 11 1008.5F
MICHIGAN CITY 64 170/ 17/ 22 1006.5F
ST. JOSEPH BUOY 62 56 140/ 16/ 19 1009.0F 2/ 3
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-180700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-180700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 68 59 73 S14 29.76F TC 20
6HR MIN TEMP: 68; 6HR MAX TEMP: 72;
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-180700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ILZ079-100>102-180700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLEAR 66 59 78 S3 29.79S TC 19
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 66 60 81 S6 29.83F TC 19
6HR MIN TEMP: 65; 6HR MAX TEMP: 71;
$$
ILZ067-068-072-073-078-083-087-091-180700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$