255
ASUS43 KLOT 211008
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT TUE OCT 21 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.
ILZ001-002-007-009-015-016-024-211100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 46 39 76 SW9 29.78F TC 8
STERLING* CLEAR 44 43 96 SW6 29.77F TC 7
ILZ003-004-008-010-011-017-018-211100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 43 42 97 S6 29.75F TC 6
ROCHELLE* CLEAR 43 41 93 SW9 29.76F TC 6
DE KALB* CLEAR 44 43 95 SW8 29.77S TC 7
PERU* CLEAR 45 42 91 SW6 29.79S TC 7
ILZ005-006-012>014-019>023-211100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 48 44 86 SW8 29.74S TC 9
CHICAGO-MIDWAY CLEAR 48 45 89 SW9 29.76S TC 9
AURORA CLEAR 45 43 93 SW8 29.76S TC 7
JOLIET* CLEAR 49 46 90 SW7 29.79S TC 10
WAUKEGAN CLEAR 45 43 93 SW10 29.71S TC 7
DUPAGE AIRPORT CLEAR 46 43 89 SW9 29.75F TC 8
KANKAKEE* CLEAR 46 43 87 SW8 29.82S TC 8
WHEELING CLEAR 49 44 83 SW6 29.75S TC 9
MORRIS* CLEAR 46 45 98 SW7 29.78S TC 8
ROMEOVILLE* CLEAR 48 45 87 SW13 29.78S TC 9
LANSING* CLEAR 45 41 86 SW6 29.79R TC 7
NORTHERLY ISL* N/A 50 44 80 S5 N/A TC 10
LMZ740>746-211100-
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 54 62 280/ 23/ 29 1005.6R 7/ 6
WINTHROP HARBOR 51 56 N/A 1/ 4
WAUKEGAN HARBOR 51 56 N/A 1
WILMETTE BUOY 53 270/ 14/ 19 1007.3S 1/ 3
CHICAGO BUOY 53 240/ 16/ 21 N/A 1
HARRISON CRIB 52 250/ 16/ 19 N/A
NORTHERLY ISL 51 220/ 4/ 11 N/A
CALUMET HARBOR 49 230/ 5/ 8 1007.1R
BURNS HARBOR 53 230/ 7/ 9 1008.8R
MICHIGAN CITY 54 260/ 23/ 25 1006.6R
ST. JOSEPH BUOY 56 58 250/ 27/ 39 1007.8R 6/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-211100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 45 41 86 SW7 29.89F TC 7
GALESBURG* CLEAR 43 38 82 SW7 29.83S TC 6
MACOMB* CLEAR 46 40 81 SW9 29.87S TC 8
JACKSONVILLE* CLEAR 47 40 78 SW6 29.90S TC 8
PITTSFIELD* CLEAR 47 41 80 CALM 29.92S TC 8
ILZ028>032-037-038-041>044-048-051>054-059>061-211100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 47 43 86 SW9 29.83S TC 8
BLOOMINGTON CLEAR 47 43 86 SW8 29.86S TC 8
DECATUR CLEAR 51 43 74 W8 29.88F TC 11
PEORIA CLEAR 44 41 89 SW6 29.84F TC 7
LACON* CLEAR 45 41 87 S5 29.81F TC 7
LINCOLN* CLEAR 47 43 84 CALM 29.88R TC 9
SPRINGFIELD CLEAR 46 40 79 W9 29.89S TC 8
TAYLORVILLE CLEAR 46 41 81 MISG 29.90F TC 8
ILZ033-039-045-046-055>057-062-063-211100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 44 41 89 W6 29.87S TC 7
DANVILLE* CLEAR 47 44 87 W5 29.86S TC 9
RANTOUL* CLEAR 48 43 81 SW8 29.86S TC 9
MATTOON CLEAR 51 43 74 SW3 29.88S TC 11
PARIS* CLEAR 48 44 84 CALM 29.88R TC 9
ILZ079-100>102-211100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 49 42 79 MISG 29.95R TC 9
BELLEVILLE CLEAR 49 44 81 NW8 29.93R TC 10
CAHOKIA* CLEAR 53 44 71 W5 29.95R TC 12
SPARTA* CLEAR 55 44 66 W3 29.97S TC 13
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 56 45 66 CALM 29.96R TC 13
CAIRO* CLEAR 56 51 84 W6 29.97R TC 13
EFFINGHAM* CLEAR 47 44 91 S3 29.93S TC 8
MT. VERNON CLEAR 51 44 77 CALM 29.94R TC 11
CENTRALIA* CLEAR 50 42 73 SW6 29.94R TC 10
SALEM* CLEAR 51 43 73 W5 29.93S TC 11
METROPOLIS* CLEAR 56 49 76 W3 29.96R TC 13
ILZ067-068-072-073-078-083-087-091-211100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 53 46 77 NW9 29.90R TC 12
FLORA* CLEAR 54 45 71 W5 29.93R TC 12
FAIRFIELD* CLEAR 55 43 63 CALM 29.93R TC 13
HARRISBURG* CLEAR 54 47 79 MISG 29.95R TC 12
ROBINSON* CLEAR 52 46 82 W7 29.89R TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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