999
ASUS43 KLOT 172003
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM 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.
ILZ001-002-007-009-015-016-024-172100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 57 25 29 SW8 30.47F TC 14
STERLING* SUNNY 58 28 32 SW9 30.48F TC 14
SAVANNA* SUNNY 57 29 34 SW8 30.46F TC 14
ILZ003-004-008-010-011-017-018-172100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 57 27 31 VRB5 30.46F TC 14
FREEPORT* SUNNY 57 24 28 SW10 30.47F TC 14
ROCHELLE* SUNNY 57 30 35 S5 30.47F TC 14
DE KALB* SUNNY 56 35 46 S10 30.47F TC 13
ILZ005-006-012>014-019>023-172100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 56 36 47 VRB6 30.45F TC 13
CHICAGO-MIDWAY MOSUNNY 56 36 47 W9 30.47F TC 13
AURORA SUNNY 56 35 45 SW7 30.47F TC 13
JOLIET* SUNNY 57 38 50 SW5 30.48F TC 14
WAUKEGAN SUNNY 57 35 43 SW9 30.43F TC 14
DUPAGE AIRPORT SUNNY 55 36 48 SW9 30.46F TC 13
KANKAKEE* SUNNY 56 31 39 SW6 30.49F TC 13
WHEELING SUNNY 57 37 47 SW9 30.46F TC 14
NORTHERLY ISL* N/A 56 33 42 SW7 N/A TC 13
LMZ740>746-172100-
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 54 58 1036.6F
WAUKEGAN HARBOR 56 59 190/ 12/ 17 1028.7F 2/ 5
WILMETTE BUOY 56 1038.5R 2/ 7
CHICAGO BUOY 56 60 230/ 8/ 14 1030.0F 3/ 7
HARRISON CRIB 54 200/ 12/ 13 N/A
NORTHERLY ISL 56 190/ 8/ 9 N/A
CALUMET HARBOR 55 220/ 7/ 10 1032.0
MICHIGAN CITY 51 280/ 4/ 7 1031.9F
MICH CITY BUOY 52 61 290/ 6/ 10 N/A 3/ 7
ST. JOSEPH BUOY 50 60 250/ 6/ 10 1032.6F 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-172100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 56 29 35 CALM 30.49F TC 13
GALESBURG* SUNNY 56 31 38 SW6 30.49F TC 13
MACOMB* SUNNY 57 29 33 SW7 30.51F TC 14
JACKSONVILLE* SUNNY 55 33 43 CALM 30.50F TC 13
PITTSFIELD* SUNNY 57 28 32 CALM 30.50F TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-172100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 56 35 46 SW5 30.49F TC 13
BLOOMINGTON SUNNY 56 35 45 S3 30.50F TC 13
DECATUR SUNNY 55 35 47 N3 30.50F TC 13
PEORIA SUNNY 55 33 43 CALM 30.49F TC 13
LACON* SUNNY 55 33 44 W7 30.48F TC 13
SPRINGFIELD SUNNY 55 31 39 CALM 30.50F TC 13
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-172100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 55 31 39 NW3 30.49F TC 13
RANTOUL* SUNNY 55 31 41 CALM 30.49F TC 13
MATTOON SUNNY 55 31 39 N6 30.48F TC 13
PARIS* SUNNY 55 29 36 NE7 30.49F TC 13
ILZ079-100>102-172100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* SUNNY 58 35 42 CALM 30.50F TC 14
SPARTA* SUNNY 58 34 39 NE8 30.50F TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 58 35 42 VRB3 30.48F TC 14
CAIRO* SUNNY 61 37 39 N13 30.47F TC 16
EFFINGHAM* SUNNY 57 31 36 NW7 30.51S TC 14
MT. VERNON SUNNY 59 31 34 E8 30.49F TC 15
CENTRALIA* SUNNY 58 31 35 E5 30.49F TC 15
SALEM* SUNNY 58 36 43 MISG 30.48F TC 15
METROPOLIS* SUNNY 60 30 31 NW8 30.47F TC 16
ILZ067-068-072-073-078-083-087-091-172100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 57 30 35 NW3 30.48F TC 14
FLORA* SUNNY 57 34 41 N8 30.49F TC 14
FAIRFIELD* SUNNY 58 30 33 N7 30.48F TC 15
HARRISBURG* SUNNY 59 36 42 NE9 30.49F TC 15
ROBINSON* SUNNY 57 28 33 VRB5 30.47F TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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