289
ASUS43 KLOT 201401
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
STERLING* SUNNY 48 39 71 SE7 29.95F TC 9
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
ROCHELLE* SUNNY 46 38 76 S7 29.97S TC 8
DE KALB* SUNNY 43 38 84 S9 29.99S TC 6
PERU* SUNNY 48 39 71 S6 29.98F TC 9
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 SUNNY 47 38 71 S5 30.01S TC 8
AURORA SUNNY 43 38 82 S5 30.00R TC 6
JOLIET* SUNNY 48 42 81 CALM 30.02R TC 9
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
MORRIS* SUNNY 45 40 85 S5 30.01R TC 7
ROMEOVILLE* SUNNY 45 43 93 S7 30.01S TC 7
LANSING* SUNNY 45 35 66 S3 30.02F 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 62 230/ 10/ 14 1015.4R
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 46 200/ 6/ 8 1015.3
BURNS HARBOR 46 180/ 4/ 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
QUINCY SUNNY 52 37 56 S14 29.94F TC 11
GALESBURG* SUNNY 47 37 67 S7 29.95S TC 9
MACOMB* SUNNY 49 39 70 S9 29.97S TC 9
JACKSONVILLE* SUNNY 51 37 57 S9 29.99F TC 11
PITTSFIELD* SUNNY 49 40 71 S8 29.99F TC 10
ILZ028>032-037-038-041>044-048-051>054-059>061-201500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 50 38 63 S13 30.03S TC 10
DECATUR SUNNY 49 38 65 S10 30.04F TC 9
PEORIA SUNNY 48 36 63 S6 29.99S TC 9
LACON* SUNNY 49 35 60 S5 29.98S TC 9
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
CHAMPAIGN SUNNY 50 41 71 S8 30.06S TC 10
DANVILLE* SUNNY 48 41 76 S3 30.08S TC 9
MATTOON SUNNY 50 39 66 S8 30.07R TC 10
PARIS* SUNNY 51 42 72 CALM 30.09R TC 10
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
BELLEVILLE SUNNY 50 43 77 SW5 30.05S TC 10
CAHOKIA* SUNNY 50 41 71 MISG 30.05S TC 10
SPARTA* SUNNY 55 36 48 S10G16 30.09R TC 13
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
CAIRO* SUNNY 55 45 68 S10 30.12S TC 13
EFFINGHAM* SUNNY 49 42 75 SE3 30.10S TC 9
MARION SUNNY 52 45 76 SE6 30.11S TC 11
MT. VERNON SUNNY 50 45 83 S6 30.10F TC 10
CENTRALIA* SUNNY 52 40 64 S9 30.08F TC 11
SALEM* SUNNY 53 40 61 S6 30.08F TC 12
METROPOLIS* SUNNY 48 47 97 CALM 30.14S TC 9
ILZ067-068-072-073-078-083-087-091-201500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 49 43 80 S6 30.12R TC 9
FLORA* SUNNY 50 43 76 S7 30.11R TC 10
FAIRFIELD* SUNNY 49 41 74 S3 30.12R TC 9
HARRISBURG* SUNNY 49 44 83 MISG 30.13S TC 9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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