Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 111010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT SAT OCT 11 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.
ILZ001-002-007-009-015-016-024-111100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 52 44 74 NE7 30.15R TC 11
STERLING* CLEAR 50 45 83 NE5 30.17R TC 10
$$
ILZ003-004-008-010-011-017-018-111100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 49 38 65 CALM 30.19R TC 9
ROCHELLE* CLEAR 46 41 82 N5 30.17R TC 8
DE KALB* CLEAR 46 44 92 N7 30.16S TC 8
PERU* CLEAR 53 49 87 NE6 30.14R TC 11
$$
ILZ005-006-012>014-019>023-111100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 50 45 83 N7 30.13S TC 10
CHICAGO-MIDWAY CLEAR 59 48 67 E10 30.13S TC 15
AURORA CLEAR 52 46 80 NE7 30.14R TC 11
JOLIET* CLEAR 56 50 80 NE7 30.13S TC 13
WAUKEGAN CLEAR 48 43 82 N7 30.15S TC 9
DUPAGE AIRPORT CLEAR 47 43 86 N8 30.14S TC 8
KANKAKEE* CLEAR 54 52 94 NE6 30.13S TC 12
WHEELING CLEAR 50 45 83 N7 30.15F TC 10
MORRIS* CLEAR 50 50 100 CALM 30.12S TC 10
ROMEOVILLE* CLOUDY 55 48 76 NE9 30.14S TC 13
LANSING* CLEAR 57 41 55 NE6 30.14S TC 14
NORTHERLY ISL* N/A 60 46 59 NE15 N/A TC 16
$$
LMZ740>746-111100-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 10/ 12/ 16 N/A 3/ 6
WINTHROP HARBOR 57 61 N/A 3/ 6
WAUKEGAN HARBOR 54 63 N/A 3/ 5
WILMETTE BUOY 62 40/ 14/ 17 1021.6S 4/ 5
CHICAGO BUOY 63 36 30/ 14/ 16 1021.3 4/ 5
HARRISON CRIB 62 40/ 15/ 16 N/A
NORTHERLY ISL 60 50/ 11/ 15 N/A
CALUMET HARBOR 61 30/ 9/ 14 1019.5
BURNS HARBOR 60 60/ 11/ 13 1021.0R
MICHIGAN CITY 59 50/ 16/ 20 1019.5R
ST. JOSEPH BUOY 56 57 10/ 14/ 19 1021.4R 3/ 5
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-111100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 51 51 100 CALM 30.11S VSB 1/4 TC 11
GALESBURG* CLEAR 52 51 97 NE7 30.14S TC 11
MACOMB* FOG 53 53 100 NE3 30.14S VSB 1/4 TC 12
JACKSONVILLE* MOCLDY 55 55 99 CALM 30.12S TC 13
PITTSFIELD* CLOUDY 54 53 98 CALM 30.12S VSB 1/4 TC 12
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-111100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 55 52 92 NE10 30.12S TC 13
BLOOMINGTON FOG 52 52 100 NE5 30.13R VSB 1/4 TC 11
DECATUR PTCLDY 55 49 80 CALM 30.11F TC 13
PEORIA CLEAR 55 55 100 NE5 30.12R TC 13
LACON* FOG 48 47 96 CALM 30.13R VSB 1/4 TC 9
LINCOLN* CLEAR 51 51 100 CALM 30.12S TC 11
SPRINGFIELD FOG 54 54 100 N3 30.12 VSB 1/4 TC 12
TAYLORVILLE CLEAR 54 48 82 MISG 30.11S TC 12
$$
ILZ033-039-045-046-055>057-062-063-111100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 57 47 69 N6 30.11S TC 14
DANVILLE* PTCLDY 55 47 74 N3 30.12S TC 13
RANTOUL* CLEAR 55 47 75 CALM 30.11F TC 13
MATTOON CLOUDY 58 45 62 S3 30.10S TC 14
PARIS* MOCLDY 53 43 70 CALM 30.11S TC 12
$$
ILZ079-100>102-111100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 54 51 90 MISG 30.11R TC 12
BELLEVILLE CLEAR 56 54 92 CALM 30.08S TC 13
CAHOKIA* PTCLDY 56 56 100 CALM 30.10R FOG TC 13
SPARTA* CLOUDY 59 53 78 CALM 30.11S TC 15
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-111100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 52 51 97 CALM 30.10F TC 11
CAIRO* MOCLDY 55 55 98 CALM 30.11S TC 13
EFFINGHAM* CLEAR 49 48 97 CALM 30.13S TC 10
MARION MOCLDY 51 50 96 CALM 30.11F TC 11
MT. VERNON MOCLDY 47 47 100 CALM 30.11F TC 8
CENTRALIA* MOCLDY 53 49 88 CALM 30.10S TC 11
SALEM* CLOUDY 50 47 90 CALM 30.11S TC 10
METROPOLIS* CLOUDY 51 50 97 CALM 30.11S TC 11
$$
ILZ067-068-072-073-078-083-087-091-111100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 54 50 86 CALM 30.12S TC 12
FLORA* CLEAR 48 48 100 CALM 30.12R TC 9
FAIRFIELD* PTCLDY 47 46 96 CALM 30.11S TC 8
HARRISBURG* PTCLDY 47 47 97 MISG 30.12S TC 9
ROBINSON* PTCLDY 52 52 100 SE2 30.11S TC 11
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$