590
ASUS43 KLOT 171307
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-171400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 34 33 96 CALM 30.55S TC 1
STERLING* CLEAR 35 32 88 W3 30.55S TC 2
SAVANNA* CLEAR 32 32 99 CALM 30.55S TC 0
ILZ003-004-008-010-011-017-018-171400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 33 32 96 CALM 30.54S TC 1
FREEPORT* CLEAR 32 31 96 CALM 30.54S TC 0
ROCHELLE* CLEAR 33 32 98 CALM 30.54S TC 0
DE KALB* CLEAR 35 32 88 N5 30.53S WCI 31 TC 2
ILZ005-006-012>014-019>023-171400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 39 30 70 CALM 30.51R TC 4
CHICAGO-MIDWAY MOCLDY 42 30 62 NW8 30.51R TC 6
AURORA CLEAR 35 33 92 CALM 30.52R TC 2
JOLIET* CLEAR 38 35 89 CALM 30.53R TC 3
WAUKEGAN CLEAR 38 31 76 NW6 30.50R WCI 33 TC 3
DUPAGE AIRPORT PTCLDY 37 31 78 N5 30.52R WCI 33 TC 3
KANKAKEE* CLOUDY 40 35 81 CALM 30.54R TC 4
WHEELING CLEAR 38 32 79 NW6 30.52R WCI 33 TC 3
LANSING* CLOUDY 41 36 83 CALM 30.52S TC 5
NORTHERLY ISL* N/A 45 38 76 W6 N/A TC 7
LMZ740>746-171400-
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 43 55 1025.6R
WAUKEGAN HARBOR 43 52 280/ 12/ 16 1030.4R 3/ 7
WILMETTE BUOY 48 1023.2F 5/ 8
CHICAGO BUOY 47 60 340/ 12/ 16 1031.3R 4/ 8
HARRISON CRIB 45 330/ 11/ 13 N/A
NORTHERLY ISL 45 330/ 8/ 10 N/A
CALUMET HARBOR 42 260/ 2/ 4 1032.8
MICHIGAN CITY 42 90/ 7/ 9 1032.9R
MICH CITY BUOY 47 60 90/ 12/ 17 N/A 5/ 7
ST. JOSEPH BUOY 45 59 60/ 10/ 12 1033.2R 5/ 7
ILZ025>027-034>036-040-047-049-050-058-095>099-171400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 37 35 92 CALM 30.56R TC 3
GALESBURG* CLEAR 33 33 100 CALM 30.57S TC 1
MACOMB* CLEAR 36 35 99 NW6 30.58S WCI 31 TC 2
JACKSONVILLE* CLEAR 35 35 100 CALM 30.56R TC 2
PITTSFIELD* CLEAR 39 35 85 N5 30.57S TC 4
ILZ028>032-037-038-041>044-048-051>054-059>061-171400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 35 33 93 CALM 30.54R TC 2
BLOOMINGTON CLEAR 38 33 82 N6 30.54R WCI 33 TC 3
DECATUR CLEAR 39 35 86 N6 30.54R WCI 35 TC 4
PEORIA CLEAR 36 34 92 CALM 30.55R TC 2
LACON* CLEAR 36 32 87 CALM 30.54S TC 2
SPRINGFIELD CLEAR 38 34 85 N7 30.55R WCI 33 TC 3
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-171400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 39 34 82 N7 30.53R WCI 34 TC 4
RANTOUL* MOCLDY 38 35 88 N3 30.53R TC 3
MATTOON CLEAR 39 36 89 N7 30.51R WCI 34 TC 4
PARIS* CLEAR 41 33 72 N3 30.52R TC 5
ILZ079-100>102-171400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 44 42 91 N8 30.53R TC 7
CAHOKIA* CLEAR 44 39 82 N5 30.55R TC 7
SPARTA* CLEAR 43 41 93 N6 30.54S TC 6
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 45 40 82 N7 30.52R TC 7
CAIRO* CLEAR 48 45 89 N5 30.51R TC 9
EFFINGHAM* PTCLDY 41 37 84 N6 30.54R TC 5
MT. VERNON CLEAR 44 39 82 VRB5 30.52R TC 7
CENTRALIA* CLEAR 44 39 82 N6 30.52S TC 7
SALEM* CLEAR 43 41 91 MISG 30.52R TC 6
METROPOLIS* CLEAR 46 40 80 NW5 30.50R TC 8
ILZ067-068-072-073-078-083-087-091-171400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 44 37 76 N7 30.50R TC 7
FLORA* CLEAR 43 39 87 N7 30.53R TC 6
FAIRFIELD* CLEAR 43 38 82 N6 30.51R TC 6
HARRISBURG* CLEAR 45 41 86 N9 30.51R TC 7
ROBINSON* CLEAR 43 39 87 N7 30.50R TC 6
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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