Regional Weather Roundup
Issued by NWS
Issued by NWS
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915
ASUS43 KLOT 130201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CDT SUN OCT 12 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-130300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 63 53 70 E9 29.87S TC 17
STERLING* PTCLDY 61 47 59 E10 29.92S TC 16
$$
ILZ003-004-008-010-011-017-018-130300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 61 49 64 E6 29.95R TC 16
ROCHELLE* PTCLDY 58 44 60 SE8 29.95R TC 15
DE KALB* PTCLDY 56 50 81 E7 29.97R TC 13
PERU* PTCLDY 59 46 60 E7 29.94R TC 15
$$
ILZ005-006-012>014-019>023-130300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 59 53 80 E5 29.96S TC 15
CHICAGO-MIDWAY MOCLDY 62 54 74 E7 29.97S TC 17
AURORA PTCLDY 58 50 75 E8 29.96R TC 14
JOLIET* CLEAR 60 53 78 E5 29.97R TC 15
WAUKEGAN PTCLDY 61 55 81 E7 29.97S TC 16
DUPAGE AIRPORT PTCLDY 59 50 72 E5 29.97R TC 15
WHEELING PTCLDY 60 54 80 E5 29.98S TC 16
MORRIS* CLEAR 60 49 68 E7 29.95R TC 15
ROMEOVILLE* CLEAR 57 52 82 E7 29.97S TC 14
LANSING* PTCLDY 54 48 81 E3 29.98R TC 12
NORTHERLY ISL* N/A 63 55 75 E9 N/A TC 17
$$
LMZ740>746-130300-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 65 66 120/ 12/ 14 1015.6R
WINTHROP HARBOR 64 62 N/A 2/ 3
WAUKEGAN HARBOR 65 64 N/A 2/ 3
WILMETTE BUOY 65 110/ 10/ 14 1016.2R 2/ 3
CHICAGO BUOY 66 32 100/ 10/ 12 1015.5R 2/ 3
HARRISON CRIB 66 120/ 14/ 15 N/A
NORTHERLY ISL 63 100/ 7/ 13 N/A
CALUMET HARBOR 64 100/ 4/ 7 1014.0
BURNS HARBOR 63 110/ 5/ 7 1015.9R
MICHIGAN CITY 61 100/ 6/ 8 1014.4R
ST. JOSEPH BUOY 60 59 70/ 6/ 8 1016.2R 0
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-130300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 69 54 58 SE8 29.87R TC 21
GALESBURG* MOCLDY 65 51 59 E7 29.90S TC 19
MACOMB* MOCLDY 65 53 64 SE5 29.90S TC 18
JACKSONVILLE* PTCLDY 63 51 64 SE6 29.90R TC 17
PITTSFIELD* MOCLDY 69 53 57 SE7 29.89S TC 21
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-130300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 56 43 61 SE8 29.96R TC 13
DECATUR CLEAR 55 41 59 E3 29.94R TC 13
PEORIA PTCLDY 67 46 47 SE7 29.92R TC 19
LACON* PTCLDY 62 42 47 SE9 29.92R TC 17
LINCOLN* PTCLDY 59 47 63 CALM 29.93R TC 15
SPRINGFIELD PTCLDY 60 49 66 SE6 29.91R TC 16
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-130300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 56 42 59 E7 29.95R TC 13
DANVILLE* CLEAR 60 43 53 E3 29.97R TC 15
MATTOON CLEAR 60 48 64 SE5 29.93R TC 16
PARIS* CLEAR 55 41 59 E5 29.95R TC 13
$$
ILZ079-100>102-130300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 61 54 77 E6 29.91R TC 16
BELLEVILLE PTCLDY 65 53 65 SE3 29.89R TC 18
CAHOKIA* PTCLDY 67 53 61 S5 29.90R TC 19
SPARTA* CLEAR 68 54 60 SE3 29.92R TC 20
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-130300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 56 54 93 CALM 29.91R TC 13
CAIRO* CLEAR 59 56 90 CALM 29.92R TC 15
EFFINGHAM* CLEAR 56 49 79 CALM 29.96R TC 13
MARION CLEAR 61 54 76 CALM 29.92R TC 16
MT. VERNON CLEAR 53 52 96 CALM 29.93R TC 12
CENTRALIA* CLEAR 56 49 76 E3 29.93R TC 13
SALEM* CLEAR 60 48 64 CALM 29.93R TC 16
METROPOLIS* CLEAR 60 56 89 CALM 29.92R TC 15
$$
ILZ067-068-072-073-078-083-087-091-130300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 58 49 72 NE6 29.94R TC 14
FLORA* CLEAR 59 50 72 CALM 29.94R TC 15
FAIRFIELD* CLEAR 56 51 84 CALM 29.93R TC 13
HARRISBURG* CLEAR 56 52 86 MISG 29.93R TC 13
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$