392
ASUS43 KLOT 171510
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT SAT OCT 17 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.
ILZ001-002-007-009-015-016-024-171600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 45 34 65 SW3 30.57R TC 7
STERLING* SUNNY 46 33 60 E3 30.58R TC 8
SAVANNA* SUNNY 44 40 85 CALM 30.57S TC 7
ILZ003-004-008-010-011-017-018-171600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 45 35 68 CALM 30.57S TC 7
FREEPORT* SUNNY 47 31 54 S3 30.57S TC 8
ROCHELLE* SUNNY 45 34 65 CALM 30.57S TC 7
DE KALB* SUNNY 46 32 59 CALM 30.56S TC 8
ILZ005-006-012>014-019>023-171600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 47 32 56 CALM 30.54R TC 8
CHICAGO-MIDWAY MOSUNNY 47 33 58 NW3 30.55R TC 8
AURORA SUNNY 47 33 58 CALM 30.56R TC 8
JOLIET* SUNNY 48 35 60 CALM 30.56S TC 9
WAUKEGAN SUNNY 48 32 53 NW5 30.53R TC 9
DUPAGE AIRPORT SUNNY 47 34 60 VRB5 30.55R TC 8
KANKAKEE* SUNNY 47 32 56 CALM 30.57R TC 9
WHEELING MOSUNNY 48 33 56 NW3 30.55R TC 9
LANSING* SUNNY 46 34 63 CALM 30.56R TC 8
NORTHERLY ISL* N/A 49 37 63 N6 N/A TC 9
LMZ740>746-171600-
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 48 55 1035.0
WAUKEGAN HARBOR 48 54 270/ 6/ 8 1031.5 2/ 7
WILMETTE BUOY 49 1028.1R 4/ 8
CHICAGO BUOY 49 59 330/ 8/ 12 1032.5 4/ 7
HARRISON CRIB 47 290/ 5/ 6 N/A
NORTHERLY ISL 48 290/ 5/ 6 N/A
CALUMET HARBOR 47 240/ 2/ 3 1034.0R
MICHIGAN CITY 46 60/ 7/ 9 1034.1R
MICH CITY BUOY 47 60 70/ 8/ 12 N/A 5/ 7
ST. JOSEPH BUOY 46 59 130/ 2/ 6 1034.3R 4/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-171600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 46 34 62 CALM 30.58R TC 8
GALESBURG* SUNNY 45 36 70 CALM 30.59R TC 7
MACOMB* SUNNY 46 37 71 CALM 30.60S TC 8
JACKSONVILLE* SUNNY 45 36 72 N5 30.59S TC 7
PITTSFIELD* SUNNY 47 35 62 E5 30.59F TC 8
ILZ028>032-037-038-041>044-048-051>054-059>061-171600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 44 36 72 CALM 30.58R TC 7
BLOOMINGTON SUNNY 45 35 68 SE5 30.58R TC 7
DECATUR SUNNY 47 36 65 E6 30.57S TC 8
PEORIA SUNNY 45 33 63 NE5 30.58R TC 7
LACON* SUNNY 45 33 62 CALM 30.58R TC 7
SPRINGFIELD SUNNY 46 35 65 VRB5 30.58R TC 8
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-171600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 47 31 53 E10 30.56R TC 8
RANTOUL* MOSUNNY 47 33 57 NE5 30.57R TC 8
MATTOON SUNNY 47 34 60 NE10 30.55R TC 8
PARIS* SUNNY 47 30 53 NE9 30.55S TC 8
ILZ079-100>102-171600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 48 39 71 N8 30.58R TC 9
BELLEVILLE SUNNY 51 42 72 N8 30.56R TC 10
CAHOKIA* SUNNY 49 39 68 NE7 30.58R TC 9
SPARTA* SUNNY 48 40 74 N6 30.58R TC 9
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 50 43 77 NE9 30.55R TC 10
CAIRO* SUNNY 53 43 68 NE9G16 30.55R TC 12
EFFINGHAM* SUNNY 48 34 57 N8 30.58R TC 9
MT. VERNON SUNNY 50 38 63 NE12 30.56R TC 10
CENTRALIA* SUNNY 50 40 68 N7 30.57R TC 10
SALEM* MOSUNNY 49 42 75 MISG 30.57R TC 10
METROPOLIS* SUNNY 52 36 54 N13G18 30.54R TC 11
ILZ067-068-072-073-078-083-087-091-171600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 49 35 58 NE10 30.53R TC 9
FLORA* SUNNY 50 37 62 N9G17 30.57R TC 10
FAIRFIELD* SUNNY 49 35 58 NE13 30.55R TC 10
HARRISBURG* SUNNY 51 39 63 NE9 30.55R TC 11
ROBINSON* SUNNY 48 34 57 N13 30.54R TC 9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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