737
ASUS43 KLOT 201356
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT MON OCT 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.
ILZ001-002-007-009-015-016-024-201500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 50 36 58 S7 29.91S TC 10
ILZ003-004-008-010-011-017-018-201500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 47 37 68 SE8 29.97F TC 8
ILZ005-006-012>014-019>023-201500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SUNNY 47 37 68 S6 29.99S TC 8
CHICAGO-MIDWAY NOT AVBL
AURORA SUNNY 43 38 82 S5 30.00R TC 6
WAUKEGAN SUNNY 47 38 71 SW6 29.97S TC 8
DUPAGE AIRPORT SUNNY 45 38 76 S6 29.99R TC 7
WHEELING SUNNY 47 39 74 S5 30.00S TC 8
ROMEOVILLE* SUNNY 45 43 93 S7 30.01S TC 7
NORTHERLY ISL* N/A 49 37 63 SW9 N/A TC 9
LMZ740>746-201500-
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 57 62 220/ 8/ 12 1015.2R
WINTHROP HARBOR 51 57 N/A 2/ 6
WAUKEGAN HARBOR 49 57 N/A 2/ 7
WILMETTE BUOY 50 260/ 14/ 17 1015.6R 2/ 6
CHICAGO BUOY 51 220/ 12/ 16 N/A 2/ 6
HARRISON CRIB 54 200/ 13/ 14 N/A
NORTHERLY ISL 47 240/ 7/ 8 N/A
CALUMET HARBOR 45 200/ 7/ 9 1015.1
BURNS HARBOR 45 180/ 5/ 6 1017.3R
MICHIGAN CITY 47 180/ 8/ 9 1016.2F
ST. JOSEPH BUOY 52 58 180/ 16/ 19 1016.8R 4/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-201500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-201500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD SUNNY 51 40 65 S10 30.02R TC 11
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-201500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-201500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 48 43 81 VRB6 30.05R TC 9
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 52 43 71 S5 30.10S TC 11
MARION SUNNY 52 45 76 SE6 30.11S TC 11
ILZ067-068-072-073-078-083-087-091-201500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FLORA* SUNNY 48 43 81 S6 30.11R TC 9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page