876
ASUS43 KLOT 120901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT FRI SEP 12 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.
ILZ001-002-007-009-015-016-024-121000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 54 54 100 E6 30.17S TC 12
STERLING* CLEAR 55 55 100 E6 30.20S TC 13
ILZ003-004-008-010-011-017-018-121000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 59 58 96 CALM 30.22S FOG TC 15
ILZ005-006-012>014-019>023-121000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 62 60 93 N5 30.20S TC 17
CHICAGO-MIDWAY PTCLDY 66 60 81 CALM 30.20S TC 19
AURORA PTCLDY 60 58 92 NE3 30.21R FOG TC 16
JOLIET* CLOUDY 61 61 100 CALM 30.21S FOG TC 16
WAUKEGAN FOG 58 56 93 CALM 30.21S VSB 1/4 TC 14
DUPAGE AIRPORT CLOUDY 61 59 93 N5 30.20F FOG TC 16
WHEELING PTCLDY 59 59 100 NW5 30.22F TC 15
MORRIS* CLOUDY 57 57 100 CALM 30.20S FOG TC 14
LANSING* FOG 55 55 100 CALM 30.21S VSB 1/4 TC 13
LMZ740>746-121000-
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 66 40/ 4/ 6 1022.8F
WINTHROP HARBOR 63 66 240/ 4/ 6 N/A 2/ 4
WAUKEGAN HARBOR 63 68 N/A 2/ 4
WILMETTE BUOY 67 30/ 4/ 8 1024.5S 2/ 4
CHICAGO BUOY 68 65 30/ 4/ 6 1023.3F 2/ 4
HARRISON CRIB 68 40/ 5/ 5 N/A
CALUMET HARBOR 67 50/ 3/ 5 1021.7
BURNS HARBOR 65 80/ 2/ 2 1023.4S
MICHIGAN CITY 63 30/ 2/ 2 1022.0R
MICH CITY BUOY 60 1021.3S
ST. JOSEPH BUOY 65 68 90/ 4/ 6 1023.5S 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-121000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 64 56 75 E7 30.13S TC 18
GALESBURG* CLEAR 61 54 79 E5 30.18R TC 16
MACOMB* CLEAR 53 52 96 NE3 30.18S TC 12
JACKSONVILLE* CLEAR 58 57 98 E6 30.15S TC 14
PITTSFIELD* CLEAR 59 58 97 CALM 30.15S TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-121000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 57 55 93 E8 30.19F TC 14
DECATUR CLEAR 59 54 83 CALM 30.18S TC 15
PEORIA CLEAR 62 55 77 E7 30.17S TC 17
LACON* CLEAR 55 52 89 CALM 30.18S TC 13
LINCOLN* CLEAR 57 57 100 CALM 30.18R TC 14
SPRINGFIELD N/A 60 56 86 E3 30.16S TC 16
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 60 53 77 E7 30.19S TC 16
DANVILLE* PTCLDY 55 51 86 CALM 30.20S TC 13
RANTOUL* CLEAR 60 51 74 E5 30.19S TC 15
MATTOON CLEAR 64 54 69 CALM 30.17S TC 18
ILZ079-100>102-121000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 60 58 91 MISG 30.14S TC 16
CAHOKIA* CLEAR 61 59 93 CALM 30.13R TC 16
SPARTA* MOCLDY 68 62 81 SE3 30.14S TC 20
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 62 60 93 CALM 30.13S TC 17
CAIRO* CLEAR 65 62 92 CALM 30.13R TC 18
EFFINGHAM* CLEAR 60 59 97 CALM 30.19R TC 15
MARION CLEAR 61 60 97 CALM 30.15R TC 16
MT. VERNON MOCLDY 59 59 100 CALM 30.15S TC 15
CENTRALIA* PTCLDY 61 59 92 E3 30.15S TC 16
SALEM* CLEAR 66 60 80 E3 30.15S TC 19
METROPOLIS* PTCLDY 64 63 97 CALM 30.14R TC 18
ILZ067-068-072-073-078-083-087-091-121000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 61 58 90 NE3 30.16S TC 16
FLORA* CLEAR 61 61 100 CALM 30.17R TC 16
FAIRFIELD* CLEAR 60 58 92 CALM 30.15S TC 16
HARRISBURG* CLEAR 61 59 92 MISG 30.15R TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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