329
ASUS43 KLOT 150906
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT MON SEP 15 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.
ILZ001-002-007-009-015-016-024-151000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 67 64 90 E7 30.07R TC 19
STERLING* CLEAR 61 61 100 E7 30.11S TC 16
ILZ003-004-008-010-011-017-018-151000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 65 60 84 E5 30.14R TC 18
ROCHELLE* CLEAR 65 56 72 SE7 30.13R TC 18
DE KALB* CLEAR 62 59 90 E5 30.15S TC 17
PERU* CLEAR 62 58 87 CALM 30.11R TC 17
ILZ005-006-012>014-019>023-151000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 66 57 72 SE3 30.13R TC 19
CHICAGO-MIDWAY CLEAR 68 54 60 SE3 30.13S TC 20
AURORA CLEAR 63 56 78 E7 30.13R TC 17
JOLIET* CLEAR 66 56 69 E5 30.13S TC 19
WAUKEGAN CLEAR 68 60 75 SE5 30.14R TC 20
DUPAGE AIRPORT CLEAR 66 56 70 CALM 30.13S TC 19
KANKAKEE* CLEAR 57 55 94 E5 30.13S TC 14
WHEELING CLEAR 64 58 80 CALM 30.15S TC 18
MORRIS* CLEAR 62 58 87 CALM 30.11S TC 17
ROMEOVILLE* CLEAR 66 57 72 E9 30.13F TC 19
LANSING* CLEAR 64 56 75 E3 30.14R TC 18
LMZ740>746-151000-
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 68 130/ 6/ 6 1021.1R 1
WINTHROP HARBOR 69 66 140/ 6/ 10 N/A 1/ 3
WAUKEGAN HARBOR 71 69 N/A 1/ 3
WILMETTE BUOY 70 140/ 10/ 12 1022.4R 2/ 3
CHICAGO BUOY 71 65 140/ 8/ 10 1020.8R 2/ 3
HARRISON CRIB 71 150/ 8/ 11 N/A
CALUMET HARBOR 70 110/ 7/ 12 1019.4R
BURNS HARBOR 70 140/ 6/ 11 1020.7S
MICHIGAN CITY 66 130/ 8/ 10 1019.2R
MICH CITY BUOY 66 1018.8S
ST. JOSEPH BUOY 67 68 70/ 12/ 16 1021.4S 1
ILZ025>027-034>036-040-047-049-050-058-095>099-151000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 72 66 81 E6 30.03F TC 22
GALESBURG* PTCLDY 69 63 81 E3 30.08R TC 21
MACOMB* PTCLDY 66 65 95 E3 30.08S TC 19
JACKSONVILLE* PTCLDY 68 67 98 CALM 30.05S TC 20
PITTSFIELD* PTCLDY 69 68 94 NE5 30.05S TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-151000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 63 56 79 E5 30.11S TC 17
BLOOMINGTON CLEAR 63 58 83 E9 30.10S TC 17
DECATUR CLEAR 67 62 84 E7 30.08R TC 19
PEORIA CLEAR 72 61 68 E8 30.08R TC 22
LACON* CLEAR 65 57 75 E3 30.08S TC 19
LINCOLN* CLEAR 66 64 92 CALM 30.07S TC 19
SPRINGFIELD PTCLDY 68 65 90 E5 30.06R TC 20
TAYLORVILLE CLEAR 70 64 83 MISG 30.06R TC 21
ILZ033-039-045-046-055>057-062-063-151000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 64 57 78 E7 30.10R TC 18
DANVILLE* CLEAR 63 56 79 E3 30.11R TC 17
RANTOUL* CLEAR 64 56 74 E7 30.11R TC 18
MATTOON CLEAR 65 63 93 CALM 30.07R TC 18
ILZ079-100>102-151000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 70 68 94 MISG 30.03S TC 21
BELLEVILLE MOCLDY 72 69 92 N3 30.00S TC 22
CAHOKIA* PTCLDY 69 68 96 CALM 30.01S TC 21
SPARTA* MOCLDY 71 69 95 CALM 30.03R TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 70 67 90 CALM 30.01R TC 21
EFFINGHAM* PTCLDY 70 67 91 NE3 30.07R TC 21
MARION PTCLDY 68 67 96 N5 30.02S TC 20
MT. VERNON CLEAR 71 68 90 NE5 30.03R TC 22
CENTRALIA* CLEAR 69 67 94 E6 30.03R TC 21
SALEM* CLEAR 73 67 81 E3 30.03S TC 23
METROPOLIS* PTCLDY 69 68 97 CALM 30.01S TC 21
ILZ067-068-072-073-078-083-087-091-151000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 68 65 90 NE6 30.05S TC 20
FLORA* CLEAR 72 66 83 NE7 30.04S TC 22
FAIRFIELD* CLEAR 70 64 81 CALM 30.03R TC 21
HARRISBURG* CLEAR 65 63 93 MISG 30.02R TC 19
ROBINSON* CLOUDY 63 63 100 NW2 30.06R TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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