970
ASUS43 KLOT 201601
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM 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.
ILZ001-002-007-009-015-016-024-201700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 61 38 42 S15G31 29.86F TC 16
STERLING* SUNNY 61 38 42 S10G20 29.90F TC 16
ILZ003-004-008-010-011-017-018-201700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 60 35 39 S17G28 29.92F TC 16
ROCHELLE* SUNNY 58 35 42 S20 29.92F TC 15
DE KALB* SUNNY 57 38 49 S20 29.95F TC 14
PERU* SUNNY 62 37 40 S16 29.94F TC 17
ILZ005-006-012>014-019>023-201700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 58 35 42 S13G20 29.95F TC 14
CHICAGO-MIDWAY MOSUNNY 58 34 40 S14 29.97F TC 14
AURORA SUNNY 58 37 45 S14 29.96F TC 14
JOLIET* SUNNY 61 39 44 S6 29.98F TC 16
WAUKEGAN SUNNY 58 36 43 S14 29.94F TC 14
DUPAGE AIRPORT SUNNY 59 38 45 S15G22 29.95F TC 15
WHEELING SUNNY 59 37 44 S13 29.96F TC 15
MORRIS* SUNNY 59 41 52 S9 29.97F TC 15
ROMEOVILLE* SUNNY 57 41 54 S10 29.99F TC 14
LANSING* SUNNY 57 33 39 S12 30.00F TC 14
NORTHERLY ISL* N/A 58 33 39 S8 N/A TC 14
LMZ740>746-201700-
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 58 62 200/ 16/ 17 1014.9F
WINTHROP HARBOR 56 58 N/A 2/ 7
WAUKEGAN HARBOR 56 57 N/A 2/ 7
WILMETTE BUOY 57 210/ 14/ 19 1015.8S 2/ 7
CHICAGO BUOY 57 190/ 14/ 17 N/A 2/ 7
HARRISON CRIB 56 190/ 17/ 18 N/A
NORTHERLY ISL 55 190/ 10 N/A
CALUMET HARBOR 55 170/ 8/ 12 1014.8
BURNS HARBOR 56 190/ 6/ 8 1016.9F
MICHIGAN CITY 56 170/ 11/ 15 1015.8S
ST. JOSEPH BUOY 56 58 160/ 14/ 17 1017.0R 3/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-201700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 62 37 39 S20G29 29.88F TC 17
GALESBURG* SUNNY 60 37 42 S15G22 29.90F TC 16
MACOMB* SUNNY 61 40 44 S22G28 29.92F TC 16
JACKSONVILLE* SUNNY 62 37 39 S13G22 29.95F TC 17
PITTSFIELD* SUNNY 63 38 39 S15G23 29.93F TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-201700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 62 35 37 S16 29.98F TC 17
BLOOMINGTON SUNNY 62 38 40 S20G26 29.98F TC 17
DECATUR SUNNY 62 38 40 S17G25 30.02F TC 17
PEORIA SUNNY 60 39 45 S18G29 29.93F TC 16
LACON* SUNNY 61 34 36 S14 29.94F TC 16
LINCOLN* SUNNY 62 39 43 S18 29.97F TC 17
SPRINGFIELD SUNNY 62 37 39 S17G33 29.98F TC 17
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-201700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 63 38 39 S21 30.03F TC 17
DANVILLE* SUNNY 61 38 43 S13 30.05F TC 16
MATTOON SUNNY 61 39 44 S9G21 30.04F TC 16
PARIS* SUNNY 61 36 39 S15G21 30.07F TC 16
ILZ079-100>102-201700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 63 37 39 S16G26 30.01F TC 17
CAHOKIA* SUNNY 65 39 38 S14G25 30.00F TC 18
SPARTA* SUNNY 65 35 33 S17G25 30.06F TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 62 40 44 S14G25 30.08F TC 17
CAIRO* SUNNY 66 42 42 S10 30.12S TC 19
EFFINGHAM* SUNNY 61 38 42 S8G18 30.09S TC 16
MARION SUNNY 63 39 42 S15G23 30.10F TC 17
MT. VERNON SUNNY 64 40 41 S15G24 30.08F TC 18
CENTRALIA* SUNNY 64 38 39 S14G20 30.07F TC 18
SALEM* SUNNY 63 39 41 S12G21 30.07F TC 17
METROPOLIS* SUNNY 63 38 39 S12 30.12F TC 17
ILZ067-068-072-073-078-083-087-091-201700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 63 39 41 S12 30.10F TC 17
FLORA* SUNNY 63 39 42 S20 30.09F TC 17
FAIRFIELD* SUNNY 63 37 37 S14 30.10F TC 17
HARRISBURG* SUNNY 63 37 38 MISG 30.11F TC 17
ROBINSON* SUNNY 61 41 48 S13 30.08F TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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