769
ASUS43 KLOT 181110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT SUN OCT 18 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.
ILZ001-002-007-009-015-016-024-181200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 41 34 76 S6 30.42R TC 5
STERLING* CLEAR 42 34 73 VRB5 30.44R TC 6
SAVANNA* CLEAR 38 34 84 S8 30.41S WCI 33 TC 4
ILZ003-004-008-010-011-017-018-181200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 38 34 85 S5 30.44R WCI 34 TC 3
FREEPORT* CLEAR 41 36 82 S10 30.42R TC 5
ROCHELLE* CLEAR 39 37 92 S6 30.44R WCI 35 TC 4
DE KALB* CLEAR 37 34 91 S7 30.45R WCI 31 TC 3
ILZ005-006-012>014-019>023-181200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 44 34 67 SW9 30.44R TC 7
CHICAGO-MIDWAY CLEAR 43 30 60 SW8G18 30.45S TC 6
AURORA CLEAR 36 34 92 CALM 30.45R TC 2
JOLIET* CLEAR 38 37 94 CALM 30.47S TC 4
WAUKEGAN CLEAR 41 35 79 SW8 30.42R TC 5
DUPAGE AIRPORT CLEAR 39 34 82 S3 30.45R TC 4
KANKAKEE* CLEAR 37 30 74 S6 30.49S WCI 33 TC 3
WHEELING PTCLDY 43 35 73 SW5 30.45R TC 6
ROMEOVILLE* CLEAR 37 36 93 S7 30.46S WCI 32 TC 3
NORTHERLY ISL* N/A 45 28 52 S10 N/A TC 7
LMZ740>746-181200-
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 57 1027.3
WAUKEGAN HARBOR 47 56 210/ 14/ 17 1028.4 1/ 4
WILMETTE BUOY 49 180/ 16/ 21 1030.1S 2/ 4
CHICAGO BUOY 50 58 220/ 14/ 17 1029.6 1/ 3
HARRISON CRIB 49 210/ 16/ 17 N/A
NORTHERLY ISL 45 180/ 7/ 9 N/A
CALUMET HARBOR 46 200/ 6/ 9 1031.2
MICHIGAN CITY 43 190/ 6/ 8 1031.9R
MICH CITY BUOY 48 60 200/ 12/ 16 N/A 1/ 3
ST. JOSEPH BUOY 49 59 190/ 12/ 14 1032.4R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-181200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 41 35 79 S5 30.44R TC 5
GALESBURG* CLEAR 38 36 91 S5 30.45R WCI 34 TC 3
MACOMB* CLEAR 39 37 92 S7 30.47R WCI 34 TC 4
JACKSONVILLE* CLEAR 42 34 72 S7 30.47R TC 6
PITTSFIELD* CLEAR 39 35 86 S3 30.46S TC 4
ILZ028>032-037-038-041>044-048-051>054-059>061-181200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 34 32 92 S6 30.47S WCI 29 TC 1
BLOOMINGTON CLEAR 38 33 82 S9 30.48R WCI 31 TC 3
DECATUR CLEAR 37 32 82 CALM 30.50R TC 3
PEORIA CLEAR 40 34 79 CALM 30.47R TC 4
LACON* CLEAR 40 33 76 SE5 30.46R TC 4
SPRINGFIELD CLEAR 40 33 76 CALM 30.48R TC 4
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 37 31 78 S7 30.49R WCI 32 TC 3
RANTOUL* CLEAR 35 31 85 S3 30.49S TC 1
MATTOON CLEAR 36 33 89 S6 30.49R WCI 31 TC 2
PARIS* CLEAR 37 31 79 CALM 30.51S TC 3
ILZ079-100>102-181200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 37 35 90 CALM 30.49R TC 3
BELLEVILLE CLEAR 37 37 98 CALM 30.47R TC 3
CAHOKIA* CLEAR 36 36 100 CALM 30.48R TC 2
SPARTA* CLEAR 38 38 100 CALM 30.50R TC 3
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 35 34 96 CALM 30.49R TC 2
CAIRO* CLEAR 38 38 99 CALM 30.50R TC 4
EFFINGHAM* CLEAR 36 34 94 CALM 30.52R TC 2
MT. VERNON CLEAR 32 32 100 CALM 30.50R TC 0
SALEM* CLEAR 40 37 87 MISG 30.50R TC 5
METROPOLIS* CLEAR 36 35 98 CALM 30.50R TC 2
ILZ067-068-072-073-078-083-087-091-181200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE N/A N/A N/A N/A MISG 30.51R
FLORA* CLEAR 36 N/A N/A CALM 30.51R TC 2
FAIRFIELD* CLEAR 41 35 79 CALM 30.50S TC 5
HARRISBURG* CLEAR 35 35 100 CALM 30.51R TC 1
ROBINSON* CLEAR 34 34 100 NW1 30.51R TC 1
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page