334
ASUS43 KLOT 202201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT MON OCT 20 2025
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.
ILZ001-002-007-009-015-016-024-202300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 68 40 35 S10 29.65F TC 20
STERLING* SUNNY 67 39 35 VRB7G16 29.70R TC 19
ILZ003-004-008-010-011-017-018-202300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 65 35 33 S16G32 29.71S TC 18
ROCHELLE* SUNNY 64 34 32 S20G31 29.72R TC 18
DE KALB* SUNNY 63 37 38 S22G31 29.72S TC 17
PERU* SUNNY 67 38 34 S23G29 29.71R TC 20
ILZ005-006-012>014-019>023-202300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 65 33 30 S16G29 29.73F TC 18
CHICAGO-MIDWAY PTCLDY 65 35 33 S15G37 29.75F TC 18
AURORA SUNNY 65 35 33 S18G28 29.72F TC 18
JOLIET* SUNNY 66 37 33 S13G21 29.74F TC 19
WAUKEGAN CLEAR 64 36 35 S15G23 29.73F TC 18
DUPAGE AIRPORT SUNNY 65 35 33 S18G31 29.72F TC 18
WHEELING CLEAR 65 35 33 S22G29 29.74F TC 18
MORRIS* SUNNY 66 40 39 S22G30 29.72F TC 19
ROMEOVILLE* SUNNY 66 37 34 S24G36 29.75F TC 19
LANSING* CLEAR 63 28 26 S21 29.78F TC 17
NORTHERLY ISL* N/A 65 36 34 S14 N/A TC 18
LMZ740>746-202300-
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)
S. MID LAKE BUOY 62 62 160/ 19/ 25 1008.8F
WINTHROP HARBOR 61 57 N/A 3/ 4
WAUKEGAN HARBOR 61 55 N/A 3/ 4
WILMETTE BUOY 63 170/ 17/ 25 1008.5F 3/ 4
CHICAGO BUOY 64 160/ 19/ 23 N/A 3/ 4
HARRISON CRIB 65 170/ 28/ 31 N/A
NORTHERLY ISL 65 150/ 16/ 20 N/A
CALUMET HARBOR 65 150/ 18/ 27 1007.4
BURNS HARBOR 64 170/ 9/ 12 1009.5F
MICHIGAN CITY 64 170/ 14/ 21 1008.5F
ST. JOSEPH BUOY 62 58 130/ 17/ 25 1010.8F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-202300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 73 44 35 SW15G29 29.67F TC 23
GALESBURG* PTSUNNY 67 38 33 S15G22 29.69F TC 20
MACOMB* PTSUNNY 69 42 36 S12 29.70F TC 21
JACKSONVILLE* SUNNY 70 39 32 S15G21 29.71F TC 21
PITTSFIELD* MOSUNNY 74 42 32 S13G18 29.71S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-202300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 66 40 38 S30G36 29.74F TC 19
DECATUR SUNNY 67 39 35 S18G31 29.77F TC 19
PEORIA SUNNY 68 40 35 S18G33 29.70F TC 20
LACON* SUNNY 67 38 34 S15 29.70S TC 20
SPRINGFIELD SUNNY 69 40 34 S26G38 29.73F TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-202300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 66 38 35 S29G39 29.77F TC 19
DANVILLE* SUNNY 65 36 34 S23 29.81F TC 18
MATTOON SUNNY 66 39 37 SE18G40 29.79F TC 19
PARIS* SUNNY 64 36 35 S18G26 29.83F TC 18
ILZ079-100>102-202300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 72 41 33 S16G30 29.76F TC 22
BELLEVILLE SUNNY 72 42 34 S22G29 29.76F TC 22
CAHOKIA* SUNNY 73 43 33 S15G24 29.76S TC 23
SPARTA* SUNNY 72 40 31 S20G32 29.81F TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-202300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 70 42 36 S18G32 29.84F TC 21
CAIRO* SUNNY 73 43 34 S16 29.89S TC 23
EFFINGHAM* SUNNY 68 40 35 SE16G24 29.83F TC 20
MARION SUNNY 70 43 37 S16G28 29.86F TC 21
MT. VERNON SUNNY 70 42 36 S14G26 29.83F TC 21
CENTRALIA* SUNNY 70 40 34 S13G24 29.82S TC 21
SALEM* SUNNY 70 40 33 S14G22 29.82S TC 21
METROPOLIS* SUNNY 70 40 33 S10 29.91F TC 21
ILZ067-068-072-073-078-083-087-091-202300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 67 39 35 S20G30 29.88F TC 19
FLORA* SUNNY 68 41 37 S23G29 29.84F TC 20
FAIRFIELD* SUNNY 69 39 33 S17G23 29.85F TC 20
HARRISBURG* SUNNY 69 42 36 MISG 29.88F TC 21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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