906
ASUS43 KLOT 281310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT MON SEP 28 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.
ILZ001-002-007-009-015-016-024-281400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 52 51 97 CALM 30.14R TC 11
STERLING* MOSUNNY 51 51 100 CALM 30.15R TC 11
SAVANNA* PTSUNNY 56 56 100 CALM 30.14R TC 14
ILZ003-004-008-010-011-017-018-281400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 50 49 96 CALM 30.15S TC 10
FREEPORT* CLOUDY 55 54 95 CALM 30.16R TC 13
ROCHELLE* MOSUNNY 47 47 100 CALM 30.14S FOG TC 9
DE KALB* MOSUNNY 51 51 100 CALM 30.15R FOG TC 10
PERU* MOSUNNY 54 52 94 CALM 30.13F TC 12
ILZ005-006-012>014-019>023-281400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 56 49 77 CALM 30.11S TC 13
CHICAGO-MIDWAY MOSUNNY 56 51 84 NW3 30.11S TC 13
AURORA MOSUNNY 50 49 96 CALM 30.12S FOG TC 10
JOLIET* MOSUNNY 53 53 100 N3 30.13S TC 11
WAUKEGAN PTSUNNY 55 51 86 NW6 30.11F TC 13
DUPAGE AIRPORT MOSUNNY 50 48 93 N3 30.13R TC 10
KANKAKEE* FOG 49 47 95 CALM 30.12S VSB 3/4 TC 9
WHEELING MOSUNNY 54 51 90 N5 30.13S TC 12
LANSING* N/A N/A N/A N/A MISG N/A
NORTHERLY ISL* N/A 61 55 81 NW3 N/A TC 16
LMZ740>746-281400-
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 59 64 300/ 8/ 10 1018.4 1/ 4
WAUKEGAN HARBOR 58 64 270/ 8/ 10 1019.2 1/ 4
WILMETTE BUOY 61 340/ 10/ 14 1021.1R 2/ 4
CHICAGO BUOY 60 63 320/ 10/ 14 1018.2 2/ 4
HARRISON CRIB 59 320/ 9/ 10 N/A
NORTHERLY ISL 58 270/ 3/ 4 N/A
CALUMET HARBOR 55 280/ 2/ 3 1019.4S
MICHIGAN CITY 59 110/ 1/ 1 1018.4F
MICH CITY BUOY 60 61 50/ 4/ 6 N/A 1/ 4
ST. JOSEPH BUOY 56 59 20/ 4/ 6 1019.7R 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-281400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 59 55 87 E3 30.12S TC 15
GALESBURG* SUNNY 50 50 100 CALM 30.15S TC 10
MACOMB* SUNNY 51 51 100 CALM 30.15S FOG TC 10
JACKSONVILLE* MOSUNNY 53 53 100 CALM 30.13R TC 11
PITTSFIELD* PTSUNNY 58 56 94 CALM 30.13S TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-281400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 50 50 100 CALM 30.14R FOG TC 10
BLOOMINGTON MOSUNNY 52 52 100 N5 30.14R TC 11
DECATUR FOG 53 53 100 N6 30.13R VSB 1/4 TC 12
PEORIA MOSUNNY 51 50 96 NE3 30.13R TC 11
LACON* FOG 49 47 95 CALM 30.13S VSB<1/4 TC 9
LINCOLN* MOSUNNY 52 52 100 CALM 30.14R TC 11
SPRINGFIELD MOSUNNY 51 49 92 CALM 30.13R TC 11
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-281400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN FOG 52 52 100 N6 30.12R VSB 1/4 TC 11
RANTOUL* FOG 53 52 99 N7 30.12R VSB<1/4 TC 11
MATTOON FOG 48 48 100 N3 30.10R VSB 1/4 TC 9
PARIS* SUNNY 51 50 97 CALM 30.11R TC 11
ILZ079-100>102-281400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 57 52 82 VRB3 30.11R TC 14
BELLEVILLE PTSUNNY 60 53 77 CALM 30.08R TC 16
CAHOKIA* MOSUNNY 62 51 67 CALM 30.10R TC 17
SPARTA* MOSUNNY 59 50 72 CALM 30.11R TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-281400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 52 52 100 CALM 30.09R TC 11
CAIRO* SUNNY 58 53 85 CALM 30.08R TC 14
EFFINGHAM* SUNNY 52 50 92 CALM 30.12R TC 11
MT. VERNON SUNNY 52 50 93 N3 30.10R TC 11
CENTRALIA* MOSUNNY 51 50 97 CALM 30.10R TC 11
SALEM* MOSUNNY 55 52 89 MISG 30.10R TC 13
METROPOLIS* SUNNY 54 51 90 CALM 30.08R TC 12
ILZ067-068-072-073-078-083-087-091-281400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 54 50 86 MISG 30.09R TC 12
FLORA* SUNNY 52 50 93 NE3 30.10R TC 11
FAIRFIELD* SUNNY 54 47 78 N3 30.09R TC 12
HARRISBURG* SUNNY 50 49 98 CALM 30.09R TC 10
ROBINSON* SUNNY 52 52 100 N3 30.09R TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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