670
ASUS43 KLOT 270106
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-270200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 62 58 86 CALM 30.08S TC 17
STERLING* PTCLDY 61 52 72 CALM 30.11R TC 16
SAVANNA* MOCLDY 64 54 69 E6 30.10S TC 18
ILZ003-004-008-010-011-017-018-270200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 62 49 62 E7 30.13S TC 17
FREEPORT* PTCLDY 58 53 81 E6 30.13S TC 15
ROCHELLE* PTCLDY 60 50 70 E7 30.12S TC 16
DE KALB* PTCLDY 59 50 71 E8 30.14R TC 15
ILZ005-006-012>014-019>023-270200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 58 49 72 E6 30.13S TC 14
CHICAGO-MIDWAY MOCLDY 60 50 69 NE6 30.13F TC 16
AURORA PTCLDY 59 49 69 NE8 30.12R TC 15
JOLIET* PTCLDY 61 52 72 NE7 30.13S TC 16
WAUKEGAN PTCLDY 51 49 92 NE5 30.14S TC 11
DUPAGE AIRPORT PTCLDY 57 48 72 NE5 30.14R TC 14
KANKAKEE* PTCLDY 57 51 79 NE6 30.13R TC 14
WHEELING PTCLDY 57 50 77 CALM 30.15F TC 14
LANSING* PTCLDY 57 50 78 NE3 30.14S TC 14
NORTHERLY ISL* N/A 58 49 72 NE5 N/A TC 14
LMZ740>746-270200-
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 63 65 30/ 8/ 12 1019.3S 1/ 3
WAUKEGAN HARBOR 62 64 10/ 8/ 12 1020.0F 1/ 3
WILMETTE BUOY 62 70/ 8/ 10 1022.1F 1
CHICAGO BUOY 62 64 40/ 6/ 10 1019.3F 1/ 3
HARRISON CRIB 61 40/ 6/ 7 N/A
NORTHERLY ISL 58 40/ 4/ 7 N/A
CALUMET HARBOR 60 10/ 5/ 7 1020.5F
MICHIGAN CITY 59 40/ 9/ 10 1020.0R
MICH CITY BUOY 59 62 50/ 10/ 14 N/A 1/ 2
ST. JOSEPH BUOY 55 53 360/ 4/ 6 1021.4R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-270200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 60 56 86 SE5 30.07S TC 16
GALESBURG* CLOUDY 61 58 88 CALM 30.10R TC 16
MACOMB* MOCLDY 58 56 92 NE6 30.10S TC 15
JACKSONVILLE* CLOUDY 60 60 100 E3 30.08S TC 16
PITTSFIELD* PTCLDY 62 55 78 CALM 30.08S HAZE TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-270200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 61 49 66 E6 30.10S TC 16
BLOOMINGTON PTCLDY 66 49 54 NE6 30.10S TC 19
DECATUR MOCLDY 66 56 70 E5 30.09R TC 19
PEORIA MOCLDY 65 57 75 W3 30.08S TC 18
LACON* PTCLDY 61 53 74 CALM 30.09R TC 16
LINCOLN* MOCLDY 69 51 53 CALM 30.09R TC 21
SPRINGFIELD CLOUDY 64 55 72 CALM 30.08F TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-270200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 62 50 64 E6 30.09S TC 17
RANTOUL* PTCLDY 64 49 59 E3 30.10S TC 18
MATTOON PTCLDY 62 54 74 CALM 30.07S TC 17
PARIS* CLEAR 57 54 88 CALM 30.10R TC 14
ILZ079-100>102-270200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* MOCLDY 61 59 93 E5 30.07S TC 16
SPARTA* MOCLDY 64 48 56 CALM 30.09S TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-270200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 66 52 59 NE3 30.07 TC 19
CAIRO* MOCLDY 70 52 52 CALM 30.06S TC 21
EFFINGHAM* MOCLDY 62 56 82 CALM 30.09S TC 17
MARION MOCLDY 64 50 59 NW3 30.07S TC 18
MT. VERNON MOCLDY 62 57 83 CALM 30.08S TC 17
CENTRALIA* CLOUDY 64 58 80 CALM 30.08S TC 18
SALEM* CLOUDY 65 56 70 MISG 30.08F TC 19
METROPOLIS* CLOUDY 64 53 67 CALM 30.06S TC 18
ILZ067-068-072-073-078-083-087-091-270200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 63 52 67 NE6 30.07S TC 17
FLORA* MOCLDY 66 52 59 NW6 30.08S TC 19
FAIRFIELD* MOCLDY 66 49 54 CALM 30.07S TC 19
HARRISBURG* MOCLDY 66 52 61 NW3 30.07S TC 19
ROBINSON* CLEAR 57 55 94 E2 30.07S TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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