001
ASUS43 KLOT 170910
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-171000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 36 34 92 CALM 30.52R TC 2
STERLING* CLEAR 38 33 82 CALM 30.52R TC 3
SAVANNA* CLEAR 34 30 87 CALM 30.53R TC 1
ILZ003-004-008-010-011-017-018-171000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 34 31 88 N5 30.52R WCI 30 TC 1
FREEPORT* CLEAR 35 33 94 NW3 30.53R TC 1
ROCHELLE* CLEAR 34 32 91 N3 30.51R TC 1
DE KALB* CLEAR 35 32 88 NW6 30.50R WCI 30 TC 2
ILZ005-006-012>014-019>023-171000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 40 29 64 NW10 30.45S TC 4
CHICAGO-MIDWAY PTCLDY 41 30 65 NW12 30.46R TC 5
AURORA CLEAR 35 33 92 N7 30.48R WCI 29 TC 2
JOLIET* CLEAR 40 32 71 N5 30.48R TC 5
WAUKEGAN CLEAR 38 29 70 NW7 30.46R WCI 33 TC 3
DUPAGE AIRPORT CLEAR 38 30 73 N8 30.48R WCI 32 TC 3
KANKAKEE* CLEAR 40 32 73 N8 30.46S TC 5
WHEELING CLEAR 39 30 70 N8 30.48R WCI 33 TC 4
ROMEOVILLE* CLEAR 39 32 75 N8 30.47R WCI 34 TC 4
LANSING* CLOUDY 42 32 68 N6 30.46R TC 6
NORTHERLY ISL* N/A 45 35 68 W12 N/A TC 7
LMZ740>746-171000-
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 44 55 1020.7
WAUKEGAN HARBOR 43 52 290/ 16/ 19 1029.3 4/ 8
WILMETTE BUOY 49 1023.6F 7/ 9
CHICAGO BUOY 48 60 320/ 16/ 21 1029.4 5/ 7
HARRISON CRIB 46 320/ 16/ 19 N/A
NORTHERLY ISL 45 300/ 7/ 15 N/A
CALUMET HARBOR 43 280/ 6/ 8 1030.6
MICHIGAN CITY 44 70/ 11/ 13 1030.5R
MICH CITY BUOY 49 60 40/ 16/ 23 N/A 7/ 9
ST. JOSEPH BUOY 46 60 50/ 14/ 19 1031.2R 6/ 9
ILZ025>027-034>036-040-047-049-050-058-095>099-171000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 37 35 92 N7 30.51S WCI 32 TC 3
GALESBURG* CLEAR 34 34 100 CALM 30.52S TC 1
MACOMB* CLEAR 36 36 99 N7 30.54S WCI 30 TC 2
JACKSONVILLE* CLEAR 38 37 97 N6 30.50S WCI 33 TC 3
PITTSFIELD* CLEAR 42 37 82 N6 30.52R TC 5
ILZ028>032-037-038-041>044-048-051>054-059>061-171000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 39 32 78 N6 30.48S WCI 34 TC 4
BLOOMINGTON CLEAR 39 35 86 N9 30.48S WCI 33 TC 4
DECATUR CLEAR 41 37 86 N13 30.47R TC 5
PEORIA CLEAR 39 34 82 CALM 30.50S TC 4
LACON* CLEAR 36 32 86 CALM 30.50R TC 2
SPRINGFIELD CLEAR 40 36 86 N7 30.49R TC 4
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-171000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 41 35 79 N9 30.45R TC 5
RANTOUL* CLEAR 39 36 87 N9 30.46R WCI 33 TC 4
MATTOON PTCLDY 41 38 89 N9 30.44R TC 5
PARIS* CLEAR 42 38 84 N6 30.44R TC 6
ILZ079-100>102-171000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 44 39 82 NW5 30.49R TC 7
BELLEVILLE CLEAR 46 44 92 NW7 30.46R TC 8
CAHOKIA* CLEAR 47 39 74 N9 30.48S TC 8
SPARTA* CLEAR 46 43 88 N5 30.47S TC 8
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 47 44 90 NW8 30.44R TC 8
CAIRO* CLEAR 51 46 82 N10 30.44R TC 11
EFFINGHAM* CLEAR 44 39 81 NW8 30.47R TC 7
MARION CLEAR 48 43 81 N6 30.44R TC 9
MT. VERNON CLEAR 47 40 76 CALM 30.45R TC 8
CENTRALIA* CLEAR 46 41 82 N8 30.46R TC 8
SALEM* CLEAR 46 42 85 MISG 30.45R TC 8
METROPOLIS* CLEAR 48 42 80 N5 30.43R TC 9
ILZ067-068-072-073-078-083-087-091-171000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 46 41 82 N13 30.42R TC 8
FLORA* CLEAR 46 39 76 N10G16 30.44R TC 8
FAIRFIELD* CLEAR 47 38 73 N8 30.43R TC 8
HARRISBURG* CLEAR 47 43 85 N6 30.44R TC 8
ROBINSON* MOCLDY 45 41 87 N9 30.43R TC 7
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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