071
ASUS43 KLOT 180310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-180400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 40 35 83 CALM 30.41S TC 4
STERLING* CLEAR 45 32 60 CALM 30.43F TC 7
SAVANNA* CLEAR 41 32 70 S7 30.41S TC 5
ILZ003-004-008-010-011-017-018-180400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 44 35 70 S7 30.43F TC 7
FREEPORT* CLEAR 42 31 65 S8 30.42S TC 6
ROCHELLE* CLEAR 39 35 86 S5 30.43F FOG TC 4
DE KALB* CLEAR 41 36 81 S7 30.44S TC 5
ILZ005-006-012>014-019>023-180400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 47 36 65 SW9 30.43S TC 8
CHICAGO-MIDWAY CLEAR 48 36 63 SW7 30.44S TC 9
AURORA CLEAR 44 36 73 S6 30.44S TC 7
JOLIET* CLEAR 41 40 97 CALM 30.46S TC 5
WAUKEGAN CLEAR 46 36 68 SW10 30.41S TC 8
DUPAGE AIRPORT CLEAR 44 35 70 SW7 30.44S TC 7
KANKAKEE* CLEAR 44 30 59 S5 30.48R TC 7
WHEELING CLEAR 48 36 63 SW5 30.44S TC 9
ROMEOVILLE* CLEAR 43 39 87 S6 30.46S TC 6
NORTHERLY ISL* N/A 50 34 54 S6 N/A TC 10
LMZ740>746-180400-
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 51 55 1023.2
WAUKEGAN HARBOR 52 57 220/ 14/ 17 1028.0 1/ 3
WILMETTE BUOY 53 180/ 12/ 16 1028.4R 1/ 3
CHICAGO BUOY 54 59 230/ 14/ 16 1029.4 1/ 2
HARRISON CRIB 54 220/ 11/ 13 N/A
NORTHERLY ISL 51 190/ 7/ 8 N/A
CALUMET HARBOR 50 190/ 4/ 5 1031.0
MICHIGAN CITY 50 180/ 8/ 10 1030.9S
MICH CITY BUOY 53 60 200/ 12/ 16 N/A 1/ 3
ST. JOSEPH BUOY 54 59 200/ 12/ 14 1031.6R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-180400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 47 28 47 S6 30.44S TC 8
GALESBURG* CLEAR 43 35 73 S5 30.45R TC 6
MACOMB* CLEAR 42 34 73 S6 30.47S TC 6
JACKSONVILLE* CLEAR 39 35 84 SE3 30.46S TC 4
PITTSFIELD* CLEAR 43 36 75 CALM 30.46S HAZE TC 6
ILZ028>032-037-038-041>044-048-051>054-059>061-180400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 37 34 90 CALM 30.47S TC 3
BLOOMINGTON CLEAR 42 35 76 S5 30.48S TC 6
DECATUR CLEAR 41 37 86 CALM 30.48S TC 5
PEORIA CLEAR 45 36 70 CALM 30.46R TC 7
LACON* CLEAR 41 34 77 CALM 30.45S TC 5
SPRINGFIELD CLEAR 41 39 93 CALM 30.46F TC 5
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-180400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 42 31 64 SE5 30.48S TC 6
RANTOUL* CLEAR 40 33 73 CALM 30.48S TC 5
MATTOON CLEAR 42 35 76 S3 30.47F TC 6
PARIS* CLEAR 37 32 84 CALM 30.49S TC 3
ILZ079-100>102-180400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 44 44 99 CALM 30.46S TC 7
CAHOKIA* CLEAR 41 41 100 CALM 30.47S TC 5
SPARTA* CLEAR 42 40 93 CALM 30.48F TC 6
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 43 41 93 CALM 30.48S TC 6
CAIRO* CLEAR 45 40 83 CALM 30.48S TC 7
EFFINGHAM* CLEAR 40 39 94 CALM 30.50S TC 5
MARION CLEAR 41 41 100 CALM 30.48S TC 5
MT. VERNON CLEAR 39 38 96 CALM 30.49S TC 4
CENTRALIA* CLEAR 40 38 91 CALM 30.49S TC 5
SALEM* CLEAR 43 40 88 MISG 30.48S TC 6
METROPOLIS* CLEAR 41 36 84 CALM 30.48S TC 5
ILZ067-068-072-073-078-083-087-091-180400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 44 41 89 CALM 30.49S TC 7
FLORA* CLEAR 41 39 93 CALM 30.49S TC 5
FAIRFIELD* CLEAR 43 35 74 CALM 30.49S TC 6
HARRISBURG* CLEAR 42 38 87 CALM 30.49S TC 6
ROBINSON* CLEAR 36 34 93 SW2 30.49S TC 2
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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