240
ASUS43 KLOT 181706
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT SAT OCT 18 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.
ILZ001-002-007-009-015-016-024-181800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 71 63 75 CALM 29.69S TC 22
STERLING* PTSUNNY 69 66 90 W7 29.71R TC 21
ILZ003-004-008-010-011-017-018-181800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 69 62 78 W8 29.71S TC 21
ROCHELLE* CLOUDY 68 64 85 W9 29.71S TC 20
DE KALB* CLOUDY 67 64 90 W8 29.72R TC 20
PERU* PTSUNNY 73 63 71 SW10 29.70F TC 23
ILZ005-006-012>014-019>023-181800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 71 61 70 SW8 29.69S TC 22
CHICAGO-MIDWAY PTSUNNY 73 62 68 W10 29.69F TC 23
AURORA CLOUDY 71 63 75 W13 29.70S TC 22
JOLIET* PTSUNNY 76 62 60 SW10G16 29.70F TC 25
WAUKEGAN CLOUDY 67 63 87 SW13 29.68F TC 19
DUPAGE AIRPORT CLOUDY 71 63 75 SW10 29.70S TC 22
KANKAKEE* PTSUNNY 75 61 60 SW14 29.73F TC 24
WHEELING CLOUDY 70 62 76 W8 29.71S TC 21
MORRIS* PTSUNNY 76 63 63 SW12 29.69F TC 25
ROMEOVILLE* CLOUDY 75 61 60 SW12 29.71F TC 24
LANSING* PTSUNNY 73 58 58 SW12G17 29.71F TC 23
NORTHERLY ISL* N/A 73 59 61 S9 N/A TC 23
LMZ740>746-181800-
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 65 65 210/ 16/ 17 1005.2R
WINTHROP HARBOR 63 53 N/A 1/ 4
WAUKEGAN HARBOR 66 62 N/A 1/ 4
WILMETTE BUOY 67 280/ 8/ 10 1007.4S 1/ 3
CHICAGO BUOY 69 220/ 8/ 12 1006.0 1/ 2
HARRISON CRIB 71 220/ 15/ 18 N/A
NORTHERLY ISL 72 180/ 7/ 14 N/A
CALUMET HARBOR 71 200/ 7/ 12 1004.9
BURNS HARBOR 72 210/ 7/ 10 1006.8S
MICHIGAN CITY 72 210/ 12/ 13 1004.6F
ST. JOSEPH BUOY 62 56 170/ 8/ 10 1007.1F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-181800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 72 62 71 S13 29.71F TC 22
GALESBURG* CLOUDY 71 64 79 SW6 29.71F TC 21
MACOMB* PTSUNNY 73 64 73 SW8 29.72F TC 23
JACKSONVILLE* PTSUNNY 72 61 69 SW8 29.73S TC 22
PITTSFIELD* PTSUNNY 74 64 70 SW6 29.71F TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-181800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 76 60 56 SW14 29.71F TC 25
BLOOMINGTON PTSUNNY 75 62 64 SW17 29.74F TC 24
DECATUR PTSUNNY 76 62 62 SW14G24 29.76S TC 24
PEORIA PTSUNNY 73 61 65 SW10 29.70F TC 23
LACON* PTSUNNY 73 60 63 SW7 29.69F TC 23
LINCOLN* PTSUNNY 76 63 63 S7 29.72F TC 25
SPRINGFIELD PTSUNNY 73 62 68 SW14 29.75R TC 23
TAYLORVILLE TSTM 70 63 78 MISG 29.78R TC 21
ILZ033-039-045-046-055>057-062-063-181800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 79 62 56 SW18G26 29.75F HX 80 TC 26
DANVILLE* PTSUNNY 81 62 52 SW18 29.75F VSB 1/2 HX 82
RANTOUL* PTSUNNY 75 63 64 SW17 29.74F TC 24
MATTOON PTSUNNY 78 62 57 SW10G22 29.76F HX 80 TC 26
PARIS* PTSUNNY 82 60 47 SW16 29.77F HX 82 TC 28
ILZ079-100>102-181800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE TSTM 68 67 95 NW23 29.78R FOG TC 20
CAHOKIA* TSTM 67 65 93 CALM 29.81 FOG TC 19
SPARTA* PTSUNNY 80 63 56 S12 29.78F HX 81 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 81 65 58 S17 29.79F HX 83 TC 27
CAIRO* SUNNY 84 66 54 SW20G25 29.82F HX 87 TC 29
EFFINGHAM* PTSUNNY 80 63 55 SE7 29.78F HX 81 TC 27
MARION CLOUDY 81 66 61 S18 29.81F HX 83 TC 27
MT. VERNON MOSUNNY 85 65 51 S18G24 29.78F HX 86 TC 29
CENTRALIA* PTSUNNY 81 62 52 S15 29.76F HX 82 TC 27
SALEM* PTSUNNY 81 62 52 S13 29.76F HX 82 TC 27
METROPOLIS* SUNNY 82 65 56 S12G17 29.84F HX 84 TC 28
ILZ067-068-072-073-078-083-087-091-181800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 83 61 47 SW14G22 29.79F HX 83 TC 28
FLORA* MOSUNNY 81 63 54 SW13G22 29.78F HX 82 TC 27
FAIRFIELD* PTSUNNY 83 61 47 SW14G20 29.78F HX 84 TC 29
HARRISBURG* MOSUNNY 83 64 51 MISG 29.82F HX 84 TC 29
ROBINSON* MOSUNNY 82 63 51 S17 29.78F HX 83 TC 28
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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