364
ASUS43 KLOT 150812
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT THU OCT 15 2026
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.
ILZ001-002-007-009-015-016-024-150900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 60 54 80 E13 30.12F TC 16
STERLING* CLOUDY 58 52 80 E9 30.16S TC 14
SAVANNA* CLOUDY 58 51 79 E7 30.15F TC 14
ILZ003-004-008-010-011-017-018-150900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 56 50 80 NE5 30.18F TC 13
FREEPORT* CLOUDY 56 53 88 E7 30.19F TC 14
ROCHELLE* CLOUDY 57 52 82 E7 30.16F TC 14
DE KALB* CLOUDY 56 52 87 NE6 30.17S TC 13
ILZ005-006-012>014-019>023-150900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 59 52 77 E10 30.15F TC 15
CHICAGO-MIDWAY CLOUDY 60 52 74 E14 30.16S TC 16
AURORA CLOUDY 59 53 80 E7 30.15F TC 15
JOLIET* CLOUDY 62 55 80 NE7 30.16R TC 17
WAUKEGAN CLOUDY 58 51 78 E10G21 30.16S TC 14
DUPAGE AIRPORT CLOUDY 59 52 77 E8 30.15F TC 15
KANKAKEE* CLOUDY 60 53 77 E10 30.14F TC 16
WHEELING CLOUDY 59 52 77 E8 30.19S TC 15
ROMEOVILLE* CLOUDY 61 55 82 NE9 30.16S TC 16
LANSING* CLOUDY 59 51 74 NE5 30.16S TC 15
NORTHERLY ISL* N/A 60 52 74 E15 N/A TC 16
LMZ740>746-150900-
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)
WINTHROP HARBOR 60 62 1019.6
WAUKEGAN HARBOR 60 63 60/ 17/ 23 1020.8 3/ 4
WILMETTE BUOY 60 80/ 16/ 19 1023.2R 3/ 4
CHICAGO BUOY 61 63 90/ 14/ 21 1020.1 3/ 4
HARRISON CRIB 60 90/ 17/ 18 N/A
NORTHERLY ISL 60 80/ 14/ 16 N/A
CALUMET HARBOR 60/ 12/ 15 1021.4R
MICHIGAN CITY 58 80/ 7/ 8 1020.4F
MICH CITY BUOY 59 62 90/ 12/ 16 N/A 3/ 5
ST. JOSEPH BUOY 57 62 80/ 8/ 12 1022.2F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-150900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 63 59 87 E8 30.07S TC 17
GALESBURG* CLOUDY 60 57 88 E6 30.13S TC 16
MACOMB* CLOUDY 63 59 87 E9 30.12F TC 17
JACKSONVILLE* CLOUDY 64 57 79 NE6 30.09S TC 18
PITTSFIELD* CLOUDY 66 60 82 NE7 30.09S TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-150900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC DRIZZLE 60 55 86 NE8 30.14R TC 15
BLOOMINGTON CLOUDY 60 55 83 E10 30.14R TC 16
DECATUR CLOUDY 65 58 78 E8 30.10R TC 18
PEORIA CLOUDY 61 55 81 E12 30.12S TC 16
LACON* CLOUDY 60 51 72 E6 30.13F TC 16
SPRINGFIELD CLOUDY 64 57 78 NE8 30.09R TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-150900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 64 58 80 E8 30.10R TC 18
RANTOUL* CLOUDY 62 57 86 NE8 30.11R TC 17
MATTOON CLOUDY 67 63 87 E5 30.09R TC 19
PARIS* PTCLDY 65 59 81 E7 30.10S TC 18
ILZ079-100>102-150900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 68 66 94 CALM 30.06F TC 20
BELLEVILLE CLOUDY 67 66 98 CALM 30.04S TC 19
CAHOKIA* CLOUDY 66 66 100 CALM 30.06R FOG TC 19
SPARTA* CLOUDY 70 70 100 CALM 30.08S TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-150900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 70 70 100 CALM 30.06S FOG TC 21
CAIRO* CLOUDY 74 74 99 CALM 30.05S TC 24
EFFINGHAM* MOCLDY 68 67 94 CALM 30.10S TC 20
MARION CLOUDY 70 70 100 N2 30.07S FOG TC 21
MT. VERNON CLOUDY 68 68 100 CALM 30.08S TC 20
CENTRALIA* FOG 68 67 98 CALM 30.07S VSB 1/2 TC 20
SALEM* CLOUDY 70 70 100 MISG 30.07F FOG TC 21
METROPOLIS* LGT RAIN 72 72 98 CALM 30.06S TC 22
ILZ067-068-072-073-078-083-087-091-150900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 70 69 97 NE6 30.08R TC 21
FLORA* PTCLDY 70 N/A N/A CALM 30.08S TC 21
FAIRFIELD* CLOUDY 69 69 99 CALM 30.08R FOG TC 21
HARRISBURG* CLOUDY 69 69 100 CALM 30.07S FOG TC 21
ROBINSON* CLOUDY 68 68 100 NE3 30.08S FOG TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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