438
ASUS43 KLOT 270210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CDT SAT SEP 26 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.
ILZ001-002-007-009-015-016-024-270300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 61 58 90 CALM 30.09R TC 16
STERLING* MOCLDY 60 52 74 E5 30.12R TC 16
SAVANNA* MOCLDY 64 52 66 E6 30.10S TC 18
ILZ003-004-008-010-011-017-018-270300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 59 48 67 E6 30.15R TC 15
ROCHELLE* PTCLDY 57 50 76 E6 30.14R TC 14
DE KALB* MOCLDY 56 50 79 E7 30.15R TC 13
PERU* PTCLDY 63 50 63 E8 30.12R TC 17
ILZ005-006-012>014-019>023-270300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 58 49 72 E7 30.13S TC 14
CHICAGO-MIDWAY MOCLDY 58 50 75 NE5 30.14R TC 14
AURORA PTCLDY 57 49 74 NE6 30.13R TC 14
JOLIET* PTCLDY 58 52 78 E5 30.13S TC 15
WAUKEGAN PTCLDY 49 49 100 CALM 30.14S TC 9
DUPAGE AIRPORT PTCLDY 53 47 79 N3 30.14S TC 12
KANKAKEE* PTCLDY 55 50 84 E3 30.13S TC 13
WHEELING PTCLDY 54 51 90 CALM 30.16R TC 12
ROMEOVILLE* PTCLDY 55 52 88 NE6 30.14R TC 13
NORTHERLY ISL* N/A 60 51 72 NE8 N/A TC 16
LMZ740>746-270300-
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 64 64 50/ 10/ 14 1019.3 1/ 2
WAUKEGAN HARBOR 63 64 40/ 10/ 12 1020.1 1/ 4
WILMETTE BUOY 63 90/ 10/ 12 1022.1S 1/ 2
CHICAGO BUOY 63 64 80/ 10/ 14 1019.2 1/ 2
HARRISON CRIB 62 70/ 9/ 10 N/A
NORTHERLY ISL 59 50/ 5/ 7 N/A
CALUMET HARBOR 61 40/ 7/ 10 1020.6R
MICHIGAN CITY 60 40/ 11/ 13 1019.7F
MICH CITY BUOY 60 61 60/ 12/ 16 N/A 1/ 2
ST. JOSEPH BUOY 55 53 20/ 6/ 8 1021.4R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-270300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 60 55 83 E6 30.07S TC 16
GALESBURG* CLOUDY 60 57 91 W3 30.11R TC 15
MACOMB* MOCLDY 57 56 95 CALM 30.11R TC 14
JACKSONVILLE* PTCLDY 60 60 100 CALM 30.08S TC 15
PITTSFIELD* PTCLDY 60 55 82 CALM 30.10R TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-270300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 60 51 71 NE7 30.11S TC 15
BLOOMINGTON PTCLDY 62 50 64 E8 30.11R TC 17
DECATUR MOCLDY 63 56 78 E5 30.09S TC 17
PEORIA CLOUDY 64 57 78 CALM 30.09R TC 18
LACON* PTCLDY 61 49 65 E5 30.10R TC 16
LINCOLN* CLOUDY 68 53 58 NW3 30.09S TC 20
SPRINGFIELD CLOUDY 63 56 78 NE3 30.08S TC 17
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-270300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 60 50 69 E7 30.10R TC 16
RANTOUL* PTCLDY 61 50 67 NE6 30.10S TC 16
MATTOON MOCLDY 63 52 67 E5 30.08R TC 17
PARIS* PTCLDY 55 54 95 CALM 30.10S TC 13
ILZ079-100>102-270300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* PTCLDY 60 58 92 CALM 30.08R TC 16
SPARTA* MOCLDY 60 51 72 CALM 30.09S TC 16
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-270300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 61 54 77 W3 30.07S TC 16
CAIRO* MOCLDY 68 53 59 CALM 30.07R TC 20
EFFINGHAM* MOCLDY 61 55 82 CALM 30.10S TC 16
MARION MOCLDY 63 50 63 N2 30.07S TC 17
MT. VERNON MOCLDY 62 58 86 CALM 30.08S TC 17
CENTRALIA* MOCLDY 64 56 75 CALM 30.08S TC 18
SALEM* CLOUDY 65 55 71 MISG 30.08S TC 18
METROPOLIS* CLOUDY 65 49 56 N3 30.07S TC 18
ILZ067-068-072-073-078-083-087-091-270300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 60 53 77 NE3 30.08R TC 16
FLORA* MOCLDY 64 54 68 N5 30.08S TC 18
HARRISBURG* MOCLDY 66 50 57 N3 30.07S TC 19
ROBINSON* PTCLDY 55 54 94 NW2 30.08S TC 13
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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