147
ASUS43 KLOT 201112
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT MON OCT 20 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.
ILZ001-002-007-009-015-016-024-201200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 40 35 83 E5 29.96R TC 4
STERLING* CLEAR 35 35 100 E5 29.98S WCI 31 TC 2
ILZ003-004-008-010-011-017-018-201200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 37 35 92 SE5 30.00R WCI 33 TC 3
ROCHELLE* CLEAR 34 32 90 SE5 29.99S WCI 30 TC 1
DE KALB* CLEAR 37 33 87 SW6 30.00R WCI 32 TC 3
PERU* CLEAR 40 36 86 S3 30.00S TC 4
ILZ005-006-012>014-019>023-201200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 41 34 76 SW5 29.99R TC 5
CHICAGO-MIDWAY CLEAR 41 36 82 SW6 30.00R TC 5
AURORA CLEAR 32 32 100 CALM 30.00R TC 0
JOLIET* CLEAR 36 36 99 CALM 30.02R TC 2
WAUKEGAN CLEAR 39 34 82 W6 29.97R WCI 35 TC 4
DUPAGE AIRPORT CLEAR 37 34 89 SE3 29.99R TC 3
KANKAKEE* CLEAR 37 36 93 CALM 30.04R TC 3
WHEELING CLEAR 38 34 85 S3 30.00R TC 3
MORRIS* CLEAR 37 35 92 SW3 30.01R TC 3
ROMEOVILLE* CLEAR 37 37 100 S5 30.02R WCI 34 TC 3
LANSING* CLEAR 35 31 85 S3 30.02R TC 2
NORTHERLY ISL* N/A 46 35 65 SW10 N/A TC 8
LMZ740>746-201200-
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 56 62 280/ 10/ 14 1014.7R 4/ 6
WINTHROP HARBOR 46 57 N/A 3/ 6
WAUKEGAN HARBOR 47 57 N/A 2/ 7
WILMETTE BUOY 50 280/ 12/ 17 1015.3R 3/ 6
CHICAGO BUOY 53 230/ 12/ 14 N/A 2/ 7
HARRISON CRIB 52 260/ 11/ 12 N/A
NORTHERLY ISL 46 260/ 7/ 10 N/A
BURNS HARBOR 45 210/ 4/ 5 1016.6R
MICHIGAN CITY 45 180/ 8/ 9 1015.6R
ST. JOSEPH BUOY 56 57 270/ 10/ 14 1015.9R 5/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-201200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 45 35 68 S8 29.98S TC 7
GALESBURG* CLEAR 40 34 79 S6 30.00S TC 4
MACOMB* CLEAR 40 35 83 S6 30.01S TC 4
JACKSONVILLE* CLEAR 44 34 69 S6 30.02S TC 7
PITTSFIELD* CLEAR 44 36 71 S5 30.02S TC 7
ILZ028>032-037-038-041>044-048-051>054-059>061-201200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 37 33 89 SE5 30.03R WCI 33 TC 3
BLOOMINGTON CLEAR 39 35 86 S7 30.04R WCI 34 TC 4
DECATUR CLEAR 39 35 86 SW6 30.05R WCI 35 TC 4
PEORIA CLEAR 41 36 82 S5 30.02R TC 5
LACON* CLEAR 37 33 86 S3 30.00S TC 3
LINCOLN* CLEAR 38 35 89 SE3 30.04R TC 3
SPRINGFIELD CLEAR 43 35 73 SW3 30.04R TC 6
TAYLORVILLE CLEAR 41 37 87 MISG 30.06R TC 5
ILZ033-039-045-046-055>057-062-063-201200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 37 34 89 S3 30.05R TC 3
DANVILLE* CLEAR 38 36 91 SW5 30.06R WCI 34 TC 3
RANTOUL* CLEAR 36 34 93 SE3 30.04S TC 2
MATTOON CLEAR 45 38 76 S8 30.05S TC 7
PARIS* CLEAR 41 35 80 CALM 30.07R TC 5
ILZ079-100>102-201200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 42 38 84 MISG 30.05F TC 6
BELLEVILLE CLEAR 43 40 89 SE3 30.05S TC 6
SPARTA* CLEAR 47 39 74 S3 30.09S TC 8
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 41 40 96 CALM 30.10R TC 5
CAIRO* CLEAR 41 41 99 CALM 30.12F TC 5
EFFINGHAM* CLEAR 40 40 99 CALM 30.09S TC 5
MARION CLEAR 42 37 83 S5 30.11R TC 5
MT. VERNON CLEAR 37 37 100 CALM 30.10R TC 3
CENTRALIA* CLEAR 42 38 85 CALM 30.09R TC 6
SALEM* CLEAR 45 38 78 CALM 30.09R TC 7
METROPOLIS* CLEAR 39 38 97 CALM 30.13R TC 4
ILZ067-068-072-073-078-083-087-091-201200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 38 36 92 S6 30.10R WCI 33 TC 3
FLORA* CLEAR 37 37 100 CALM 30.09S TC 3
FAIRFIELD* CLEAR 38 38 98 CALM 30.09S TC 3
HARRISBURG* CLEAR 39 39 97 MISG 30.11S TC 4
ROBINSON* CLEAR 41 39 93 S2 30.08S TC 5
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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