262
ASUS43 KLOT 181601
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM 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.
ILZ001-002-007-009-015-016-024-181700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 70 64 81 W7 29.69S TC 21
STERLING* PTSUNNY 68 67 96 W7 29.70F TC 20
ILZ003-004-008-010-011-017-018-181700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 68 63 84 SW10 29.70F TC 20
ROCHELLE* CLOUDY 67 63 86 W8 29.71S TC 19
DE KALB* CLOUDY 65 65 100 SW7 29.72S TC 18
PERU* MOSUNNY 71 63 76 SW12G17 29.71S TC 22
ILZ005-006-012>014-019>023-181700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 70 61 73 SW13G21 29.69S TC 21
CHICAGO-MIDWAY PTSUNNY 72 61 68 SW12 29.70S TC 22
AURORA PTSUNNY 70 63 78 SW8 29.70S TC 21
JOLIET* PTSUNNY 74 62 66 SW9 29.71F TC 24
WAUKEGAN PTSUNNY 66 62 87 SW14 29.69R TC 19
DUPAGE AIRPORT CLOUDY 70 62 76 SW14G23 29.70S TC 21
WHEELING PTSUNNY 69 62 78 SW10G18 29.71R TC 21
MORRIS* MOSUNNY 75 63 66 SW13G18 29.70F TC 24
ROMEOVILLE* CLOUDY 72 61 68 SW13 29.72R TC 22
LANSING* MOSUNNY 71 57 61 S13 29.72S TC 22
NORTHERLY ISL* N/A 70 58 65 S13 N/A TC 21
LMZ740>746-181700-
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/ 19 1005.0F
WINTHROP HARBOR 62 53 N/A 1/ 4
WAUKEGAN HARBOR 65 62 N/A 1/ 4
WILMETTE BUOY 66 220/ 6/ 10 1007.3R 1/ 3
CHICAGO BUOY 69 220/ 10/ 14 1006.1F 1/ 3
HARRISON CRIB 70 210/ 14/ 15 N/A
NORTHERLY ISL 70 180/ 9/ 11 N/A
CALUMET HARBOR 69 190/ 11/ 13 1004.9
BURNS HARBOR 70 190/ 7/ 9 1006.8F
MICHIGAN CITY 69 190/ 12/ 14 1005.0F
ST. JOSEPH BUOY 61 56 150/ 8/ 10 1007.5S 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-181700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 71 61 70 SW9 29.73S TC 22
GALESBURG* PTSUNNY 70 64 80 SW8 29.72S TC 21
MACOMB* CLOUDY 71 64 80 SW7 29.74S TC 22
JACKSONVILLE* CLOUDY 73 60 63 SW9 29.74S TC 23
PITTSFIELD* CLOUDY 72 62 71 SW10 29.76R TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-181700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 75 60 59 SW13G18 29.72F TC 24
BLOOMINGTON MOSUNNY 75 62 64 SW16G22 29.75F TC 24
DECATUR PTSUNNY 76 62 62 S18G28 29.76F TC 24
PEORIA MOSUNNY 73 61 65 SW12 29.71F TC 23
LACON* MOSUNNY 73 60 63 SW10 29.70S TC 23
LINCOLN* PTSUNNY 76 63 62 SW6 29.74S TC 25
SPRINGFIELD PTSUNNY 74 62 66 SW10 29.74F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-181700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 79 62 56 S22 29.77F HX 80 TC 26
DANVILLE* PTSUNNY 78 62 57 SW15 29.78S HX 80 TC 26
MATTOON MOSUNNY 76 62 62 S12G20 29.78F TC 24
PARIS* MOSUNNY 79 60 52 SW13 29.79F HX 80 TC 26
ILZ079-100>102-181700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE PTSUNNY 78 64 62 SW10 29.75F TC 25
CAHOKIA* CLOUDY 73 64 73 CALM 29.76F TC 23
SPARTA* CLOUDY 78 61 55 S8 29.79F HX 80 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 77 64 64 SW12 29.82F TC 25
CAIRO* MOSUNNY 81 66 60 S9G17 29.86F HX 83 TC 27
EFFINGHAM* MOSUNNY 80 63 55 S12G18 29.81F HX 82 TC 27
MARION PTSUNNY 79 64 61 S12 29.83F HX 81 TC 26
MT. VERNON MOSUNNY 81 64 56 S14 29.81F HX 82 TC 27
CENTRALIA* PTSUNNY 82 61 48 SW12G17 29.79F HX 83 TC 28
SALEM* MOSUNNY 82 62 51 SW13 29.79F HX 82 TC 28
METROPOLIS* MOSUNNY 80 64 58 SW9 29.87F HX 81 TC 27
ILZ067-068-072-073-078-083-087-091-181700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 82 61 48 SW18G30 29.82F HX 83 TC 28
FLORA* MOSUNNY 79 63 57 S13 29.81F HX 80 TC 26
FAIRFIELD* MOSUNNY 82 60 48 SW10G20 29.81F HX 82 TC 28
HARRISBURG* SUNNY 80 63 55 MISG 29.84F HX 82 TC 27
ROBINSON* MOSUNNY 79 64 61 SW12 29.81F HX 81 TC 26
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page