788
ASUS43 KLOT 130310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM 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.
ILZ001-002-007-009-015-016-024-130400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 75 61 61 SE6 30.03R TC 24
STERLING* MOCLDY 68 59 73 E5 30.07S TC 20
ILZ003-004-008-010-011-017-018-130400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 71 56 58 SE7 30.08F TC 22
ROCHELLE* PTCLDY 67 55 66 SE7 30.08F TC 19
DE KALB* PTCLDY 71 56 59 SE9 30.10S TC 22
PERU* MOCLDY 73 57 57 SE7 30.08S TC 23
ILZ005-006-012>014-019>023-130400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 72 57 59 SE7 30.09F TC 22
CHICAGO-MIDWAY PTCLDY 75 57 53 SE9 30.10F TC 24
AURORA MOCLDY 69 56 62 SE7 30.09F TC 21
JOLIET* PTCLDY 71 56 59 SE6 30.10F TC 22
WAUKEGAN PTCLDY 71 59 65 SE6 30.10F TC 22
DUPAGE AIRPORT MOCLDY 71 56 58 SE6 30.09F TC 22
KANKAKEE* CLEAR 63 55 77 SE6 30.12S TC 17
WHEELING PTCLDY 69 58 67 SE3 30.11F TC 21
MORRIS* MOCLDY 67 59 76 SE7 30.08F TC 19
ROMEOVILLE* PTCLDY 68 57 68 SE8 30.11F TC 20
LANSING* N/A 69 56 62 SE5 30.12F TC 21
LMZ740>746-130400-
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 69 67 120/ 8/ 10 1019.7 0
WINTHROP HARBOR 70 66 150/ 8/ 10 N/A 1/ 3
WAUKEGAN HARBOR 71 69 N/A 1/ 3
WILMETTE BUOY 72 160/ 12/ 16 1021.0F 1/ 3
CHICAGO BUOY 72 66 130/ 10/ 12 1019.7 1/ 2
HARRISON CRIB 73 140/ 16/ 17 N/A
CALUMET HARBOR 74 110/ 7/ 10 1018.5
BURNS HARBOR 76 130/ 6/ 10 1020.0F
MICHIGAN CITY 71 120/ 8/ 9 1018.3F
MICH CITY BUOY 70 1017.6F
ST. JOSEPH BUOY 71 71 90/ 6/ 8 1020.5F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-130400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY N/A 78 63 59 S8 30.03S HX 80 TC 26
GALESBURG* MOCLDY 74 59 59 SE5 30.05S TC 24
MACOMB* MOCLDY 74 64 69 SE3 30.07R TC 24
JACKSONVILLE* PTCLDY 75 61 60 SE7 30.05S TC 24
PITTSFIELD* PTCLDY 77 64 63 SE3 30.06R TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-130400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 64 57 78 SE6 30.10F TC 18
BLOOMINGTON PTCLDY 71 58 63 SE9 30.11S TC 22
DECATUR PTCLDY 75 59 57 SE8 30.10S TC 24
PEORIA MOCLDY 78 54 43 E6 30.06S TC 26
LACON* PTCLDY 73 54 50 SE6 30.05S TC 23
LINCOLN* PTCLDY 71 59 66 CALM 30.07F TC 21
SPRINGFIELD CLEAR 78 57 48 SE10 30.06F TC 26
TAYLORVILLE PTCLDY 73 55 53 MISG 30.09R TC 23
ILZ033-039-045-046-055>057-062-063-130400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 65 57 75 E6 30.11F TC 18
DANVILLE* CLEAR 64 55 73 E3 30.13S TC 18
RANTOUL* CLEAR 69 53 57 SE6 30.12S TC 21
MATTOON CLEAR 69 58 67 SE7 30.10F TC 21
ILZ079-100>102-130400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 75 61 60 SE8 30.07R TC 24
BELLEVILLE PTCLDY 76 63 65 CALM 30.05 TC 24
CAHOKIA* PTCLDY 79 62 56 SE8 30.06R HX 80 TC 26
SPARTA* PTCLDY 78 59 53 SE5 30.09S TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-130400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 67 60 78 CALM 30.09R TC 19
CAIRO* CLEAR 69 63 83 CALM 30.09R TC 20
EFFINGHAM* PTCLDY 68 61 79 E3 30.12S TC 20
MARION CLEAR 75 55 49 E5 30.11R TC 24
MT. VERNON PTCLDY 73 60 63 NE3 30.10S TC 23
CENTRALIA* PTCLDY 70 57 63 SE6 30.09F TC 21
SALEM* PTCLDY 75 56 51 CALM 30.10S TC 24
METROPOLIS* CLEAR 69 60 73 CALM 30.10R TC 21
ILZ067-068-072-073-078-083-087-091-130400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 67 59 75 CALM 30.12R TC 19
FLORA* CLEAR 68 61 77 E3 30.11S TC 20
FAIRFIELD* CLEAR 67 58 74 CALM 30.11R TC 19
HARRISBURG* CLEAR 69 58 69 MISG 30.11R TC 21
ROBINSON* CLEAR 61 59 94 N1 30.12R TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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