864
ASUS43 KLOT 030401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT FRI OCT 02 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.
ILZ001-002-007-009-015-016-024-030500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 48 47 96 CALM 30.28S TC 9
STERLING* CLEAR 50 42 74 SE5 30.30S TC 10
SAVANNA* CLEAR 47 46 97 CALM 30.30R TC 9
ILZ003-004-008-010-011-017-018-030500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 46 44 93 CALM 30.32S TC 8
FREEPORT* CLEAR 43 42 96 CALM 30.32S TC 6
DE KALB* CLEAR 47 42 82 CALM 30.31S TC 9
ILZ005-006-012>014-019>023-030500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 54 47 77 N3 30.29S TC 12
CHICAGO-MIDWAY PTCLDY 56 47 71 E3 30.30R TC 13
AURORA CLEAR 48 46 93 CALM 30.30S TC 9
JOLIET* CLEAR 49 49 100 CALM 30.31R FOG TC 9
WAUKEGAN CLEAR 47 47 100 CALM 30.29F TC 8
DUPAGE AIRPORT CLEAR 48 46 93 CALM 30.30S TC 9
KANKAKEE* CLEAR 48 47 94 NE3 30.31S TC 9
WHEELING CLEAR 50 50 100 CALM 30.31S TC 10
ROMEOVILLE* CLEAR 52 50 93 CALM 30.31S TC 11
LANSING* CLEAR 47 45 93 CALM 30.31R TC 8
NORTHERLY ISL* N/A 59 47 64 NE12 N/A TC 15
LMZ740>746-030500-
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 61 63 40/ 10/ 14 1019.8R 2/ 5
WAUKEGAN HARBOR 61 63 30/ 10/ 14 1024.6S 2/ 5
WILMETTE BUOY 61 50/ 12/ 16 1027.3S 3/ 5
CHICAGO BUOY 61 64 50/ 12/ 17 1024.7R 3/ 5
HARRISON CRIB 60 60/ 14/ 15 N/A
NORTHERLY ISL 58 50/ 9/ 10 N/A
CALUMET HARBOR 59 30/ 9/ 12 1025.9
MICHIGAN CITY 58 30/ 12/ 14 1025.0S
MICH CITY BUOY 59 62 40/ 14/ 19 N/A 4/ 6
ST. JOSEPH BUOY 59 62 30/ 12/ 16 1026.6R 3/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-030500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 52 44 74 NE6 30.26S TC 11
GALESBURG* CLEAR 47 44 89 CALM 30.29S TC 8
MACOMB* CLEAR 48 44 88 NE5 30.30S TC 9
PITTSFIELD* CLEAR 56 44 62 N5 30.27R TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-030500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 50 45 83 E7 30.30R TC 10
DECATUR CLEAR 50 47 89 NE6 30.28R TC 10
PEORIA CLEAR 54 45 71 E6 30.28S TC 12
LACON* CLEAR 48 45 87 CALM 30.28F TC 9
SPRINGFIELD CLEAR 53 44 71 NE6 30.27R TC 12
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-030500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 53 42 66 NE9 30.28R TC 12
MATTOON CLEAR 54 47 77 NE8 30.26R TC 12
ILZ079-100>102-030500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLEAR 56 50 80 NE5 30.23S TC 13
SPARTA* CLEAR 57 54 88 NE3 30.23S TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-030500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* CLEAR 57 47 70 NE5 30.26S TC 14
MT. VERNON CLEAR 60 52 74 NE6 30.22S TC 16
CENTRALIA* CLEAR 56 55 96 CALM 30.23S TC 13
SALEM* CLEAR 59 52 76 MISG 30.23S TC 15
ILZ067-068-072-073-078-083-087-091-030500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 57 51 80 NE7 30.23R TC 14
FAIRFIELD* CLEAR 60 51 71 NE6 30.23S TC 16
HARRISBURG* CLEAR 63 60 92 NE5 30.21S TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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