027
ASUS43 KLOT 172201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-172300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 80 58 46 S14 29.71F HX 80 TC 27
STERLING* MOSUNNY 78 58 49 VRB7 29.75F TC 26
ILZ003-004-008-010-011-017-018-172300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 75 57 53 S17G25 29.75F TC 24
ROCHELLE* MOSUNNY 76 55 47 S14G24 29.76F TC 24
DE KALB* MOSUNNY 74 58 56 S18 29.78F TC 24
PERU* PTSUNNY 78 56 47 S14 29.77F TC 26
ILZ005-006-012>014-019>023-172300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 74 53 48 S17G25 29.77F TC 23
CHICAGO-MIDWAY CLOUDY 74 52 46 S10 29.79F TC 23
AURORA PTSUNNY 76 57 51 S13G23 29.77F TC 24
JOLIET* CLOUDY 77 55 47 S14 29.79F TC 25
WAUKEGAN PTSUNNY 73 54 51 S12 29.76F TC 23
DUPAGE AIRPORT PTSUNNY 75 56 51 S14 29.77F TC 24
WHEELING PTSUNNY 74 54 49 S12G24 29.78F TC 23
MORRIS* CLOUDY 76 58 53 S15 29.78F TC 25
ROMEOVILLE* SUNNY 75 54 46 S12 29.80F TC 24
LANSING* CLOUDY 70 43 38 S8 29.82F TC 21
NORTHERLY ISL* N/A 72 48 42 S6 N/A TC 22
LMZ740>746-172300-
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 66 170/ 19/ 23 1009.1
WINTHROP HARBOR 65 61 N/A 2/ 4
WAUKEGAN HARBOR 66 62 N/A 1/ 3
WILMETTE BUOY 66 150/ 12/ 16 1010.2F 2/ 3
CHICAGO BUOY 69 170/ 12/ 14 1009.4F 1/ 2
HARRISON CRIB 71 180/ 17/ 18 N/A
NORTHERLY ISL 73 150/ 11/ 11 N/A
CALUMET HARBOR 72 160/ 10/ 13 1008.1F
BURNS HARBOR 71 170/ 5/ 10 1010.5F
MICHIGAN CITY 72 170/ 9/ 10 1008.4F
ST. JOSEPH BUOY 65 56 130/ 12/ 16 1010.9F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-172300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 82 57 42 S12 29.75S HX 82 TC 28
GALESBURG* MOSUNNY 79 56 45 S14G20 29.75F TC 26
MACOMB* MOSUNNY 79 58 48 S12 29.77F HX 80 TC 26
JACKSONVILLE* PTSUNNY 79 56 45 S12G17 29.78F HX 80 TC 26
PITTSFIELD* PTSUNNY 82 58 44 S10 29.78F HX 82 TC 28
ILZ028>032-037-038-041>044-048-051>054-059>061-172300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 73 56 54 S15 29.82F TC 23
DECATUR CLOUDY 75 56 51 S13 29.84S TC 24
PEORIA PTSUNNY 78 58 49 S14 29.77F TC 26
LACON* PTSUNNY 77 55 47 S9 29.77S TC 25
LINCOLN* CLOUDY 77 58 51 S10 29.80F TC 25
SPRINGFIELD PTSUNNY 78 57 48 S14 29.80F TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-172300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 75 52 44 S14 29.84F TC 24
DANVILLE* N/A 72 48 42 S8 29.86F VSB 1 TC 22
MATTOON CLOUDY 74 53 48 S10 29.85S TC 23
PARIS* CLOUDY 73 47 39 S13 29.86F TC 23
ILZ079-100>102-172300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 77 59 53 SE8 29.81F TC 25
BELLEVILLE PTSUNNY 81 58 45 S8 29.79F HX 81 TC 27
CAHOKIA* PTSUNNY 84 58 40 S9 29.79F HX 83 TC 29
SPARTA* PTSUNNY 81 57 43 S12G17 29.84S HX 81 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 79 60 52 S12 29.86F HX 80 TC 26
CAIRO* PTSUNNY 80 62 53 SE8 29.87F HX 82 TC 27
EFFINGHAM* PTSUNNY 75 55 48 SE8 29.87F TC 24
MARION PTSUNNY 75 61 60 S9 29.88F TC 24
MT. VERNON PTSUNNY 77 59 53 S9 29.86F TC 25
CENTRALIA* PTSUNNY 79 57 47 SE13 29.84F HX 80 TC 26
SALEM* PTSUNNY 78 57 48 S7 29.85F TC 26
METROPOLIS* CLOUDY 77 60 56 CALM 29.89F TC 25
ILZ067-068-072-073-078-083-087-091-172300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 73 54 51 SE10 29.88F TC 23
FLORA* PTSUNNY 75 57 53 S12 29.87F TC 24
FAIRFIELD* PTSUNNY 77 57 49 S6 29.88S TC 25
HARRISBURG* PTSUNNY 75 60 58 MISG 29.88F TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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