806
ASUS43 KLOT 172101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT FRI OCT 17 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.
ILZ001-002-007-009-015-016-024-172200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 81 57 43 S14G26 29.72F HX 81 TC 27
STERLING* MOSUNNY 79 58 48 VRB5 29.76F HX 80 TC 26
ILZ003-004-008-010-011-017-018-172200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 77 57 50 S15G26 29.76F TC 25
ROCHELLE* PTSUNNY 76 55 46 S16 29.77F TC 25
DE KALB* PTSUNNY 75 58 57 S17G24 29.79F TC 24
PERU* PTSUNNY 77 57 49 S13 29.79S TC 25
ILZ005-006-012>014-019>023-172200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 74 53 48 S12 29.79F TC 23
CHICAGO-MIDWAY CLOUDY 74 51 44 S14G22 29.80F TC 23
AURORA CLOUDY 77 57 50 S13G22 29.78F TC 25
JOLIET* CLOUDY 76 55 48 S8 29.81F TC 25
WAUKEGAN PTSUNNY 73 53 49 S18G29 29.77F TC 23
DUPAGE AIRPORT CLOUDY 75 55 49 S12G22 29.79F TC 24
WHEELING CLOUDY 74 54 49 S15 29.80F TC 23
MORRIS* CLOUDY 76 58 53 S10G16 29.79F TC 25
ROMEOVILLE* SUNNY 75 55 50 S15 29.81F TC 24
LANSING* CLOUDY 71 45 39 S10 29.84F TC 22
NORTHERLY ISL* N/A 73 48 41 S10 N/A TC 23
LMZ740>746-172200-
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 66 65 170/ 17/ 21 1009.3F
WINTHROP HARBOR 64 61 N/A 2/ 4
WAUKEGAN HARBOR 67 62 N/A 2/ 4
WILMETTE BUOY 69 190/ 10/ 14 1011.2F 2/ 3
CHICAGO BUOY 67 140/ 8/ 12 1010.2F 1/ 3
HARRISON CRIB 70 170/ 14/ 16 N/A
NORTHERLY ISL 73 150/ 5/ 15 N/A
CALUMET HARBOR 73 160/ 10/ 15 1009.1
BURNS HARBOR 72 180/ 4/ 9 1011.2F
MICHIGAN CITY 72 170/ 12/ 15 1009.3F
ST. JOSEPH BUOY 63 56 140/ 12/ 14 1011.7F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-172200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 83 55 38 S15G30 29.75F HX 82 TC 28
GALESBURG* PTSUNNY 79 57 46 S13 29.77F HX 80 TC 26
MACOMB* PTSUNNY 82 57 43 SW17 29.78F HX 81 TC 28
JACKSONVILLE* MOSUNNY 79 57 45 S8 29.80F HX 80 TC 26
PITTSFIELD* PTSUNNY 81 58 46 S8 29.79F HX 81 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-172200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 74 56 53 S15G22 29.84F TC 23
DECATUR CLOUDY 76 55 48 S14 29.84F TC 24
PEORIA CLOUDY 78 58 49 S14 29.78F TC 26
LACON* CLOUDY 77 56 48 S10 29.78F TC 25
LINCOLN* CLOUDY 78 58 49 S10 29.81F TC 26
SPRINGFIELD PTSUNNY 80 57 45 S14 29.81F HX 80 TC 27
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-172200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 75 51 43 S17 29.85F TC 24
DANVILLE* N/A 73 47 39 S13 29.88F VSB 3/4 TC 23
MATTOON CLOUDY 75 53 46 S14G23 29.85F TC 24
PARIS* PTSUNNY 74 46 36 S13 29.88F TC 23
ILZ079-100>102-172200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 77 59 53 S9 29.83F TC 25
BELLEVILLE PTSUNNY 83 57 40 S12 29.81F HX 82 TC 28
CAHOKIA* PTSUNNY 82 58 43 S7 29.81F HX 82 TC 28
SPARTA* MOSUNNY 84 56 38 S12 29.86F HX 83 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 80 60 50 S10 29.87F HX 81 TC 27
CAIRO* PTSUNNY 81 61 50 SE8 29.88F HX 82 TC 27
EFFINGHAM* CLOUDY 77 55 45 SE8 29.88F TC 25
MT. VERNON CLOUDY 78 59 51 S9 29.87F TC 26
CENTRALIA* PTSUNNY 79 56 45 S9 29.86F HX 80 TC 26
SALEM* PTSUNNY 79 56 45 SE8 29.86F HX 80 TC 26
METROPOLIS* CLOUDY 78 60 54 CALM 29.91F TC 25
ILZ067-068-072-073-078-083-087-091-172200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 75 51 43 S10 29.90F TC 24
FLORA* CLOUDY 79 57 47 S15 29.88F HX 80 TC 26
FAIRFIELD* CLOUDY 77 55 46 SE7 29.88F TC 25
HARRISBURG* CLOUDY 77 58 52 MISG 29.90F TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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