258
ASUS43 KLOT 290006
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM 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.
ILZ001-002-007-009-015-016-024-290100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 64 56 75 CALM 30.02S TC 18
6HR MIN TEMP: 64; 6HR MAX TEMP: 77;
STERLING* CLEAR 66 45 46 CALM 30.04F TC 19
SAVANNA* CLEAR 71 56 60 CALM 30.03S TC 22
ILZ003-004-008-010-011-017-018-290100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 65 50 58 NE3 30.05S TC 18
6HR MIN TEMP: 65; 6HR MAX TEMP: 77;
FREEPORT* CLEAR 68 54 60 E5 30.05F TC 20
ROCHELLE* CLEAR 66 45 46 E5 30.05S TC 19
DE KALB* CLEAR 65 47 52 E5 30.06S TC 18
ILZ005-006-012>014-019>023-290100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 66 53 63 E6 30.05R TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 73;
CHICAGO-MIDWAY PTCLDY 66 53 63 E7 30.05S TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 73;
AURORA CLEAR 65 54 67 E7 30.04S TC 18
6HR MIN TEMP: 65; 6HR MAX TEMP: 75;
JOLIET* CLEAR 67 55 64 E6 30.05S TC 20
WAUKEGAN CLEAR 58 57 97 CALM 30.05S TC 14
6HR MIN TEMP: 58; 6HR MAX TEMP: 69;
DUPAGE AIRPORT CLEAR 66 54 65 E6 30.05 TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 74;
KANKAKEE* CLEAR 65 54 65 NE7 30.05S TC 19
WHEELING PTCLDY 64 58 80 CALM 30.07S TC 18
6HR MIN TEMP: 64; 6HR MAX TEMP: 72;
LANSING* CLEAR 62 52 69 NE5 30.06R TC 17
NORTHERLY ISL* N/A 62 57 83 NE3 N/A TC 17
LMZ740>746-290100-
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 65 65 20/ 4/ 6 1016.9F 1
WAUKEGAN HARBOR 65 65 10/ 2/ 6 1017.8F 1
WILMETTE BUOY 65 20/ 4/ 6 1020.0S 1/ 3
CHICAGO BUOY 65 64 10/ 2/ 4 1016.6R 1/ 4
HARRISON CRIB 65 10/ 3/ 3 N/A
NORTHERLY ISL 64 30/ 4/ 7 N/A
CALUMET HARBOR 64 360/ 4/ 5 1017.7
MICHIGAN CITY 64 20/ 3/ 4 1016.6S
MICH CITY BUOY 62 62 360/ 2/ 4 N/A 1/ 3
ST. JOSEPH BUOY 60 60 30/ 2/ 4 1018.1F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-290100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 71 51 49 E5 30.02S TC 22
GALESBURG* CLEAR 64 50 60 SE3 30.04S TC 18
MACOMB* CLEAR 64 51 62 SE3 30.05S TC 18
JACKSONVILLE* CLEAR 64 50 58 CALM 30.03S TC 18
PITTSFIELD* CLEAR 69 49 48 NE3 30.03F TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-290100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 66 46 49 NE6 30.04S TC 19
BLOOMINGTON CLEAR 70 47 43 N3 30.04S TC 21
DECATUR CLEAR 68 48 48 E5 30.03S TC 20
PEORIA CLEAR 63 51 65 CALM 30.03S TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 76;
LACON* CLEAR 62 51 65 CALM 30.02F TC 17
SPRINGFIELD CLEAR 62 51 67 CALM 30.02S TC 17
6HR MIN TEMP: 62; 6HR MAX TEMP: 79;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-290100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 66 46 48 CALM 30.04R TC 19
RANTOUL* CLEAR 65 48 53 CALM 30.04R TC 18
MATTOON PTCLDY 68 49 50 CALM 30.02S TC 20
PARIS* PTCLDY 62 54 75 CALM 30.04R TC 17
ILZ079-100>102-290100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 70 50 49 VRB3 30.01S TC 21
BELLEVILLE CLEAR 71 55 56 CALM 29.98S TC 22
CAHOKIA* CLEAR 67 52 58 CALM 30.00S TC 19
SPARTA* CLEAR 74 41 30 CALM 30.01F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-290100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 68 50 52 N3 30.00R TC 20
CAIRO* PTCLDY 70 56 59 CALM 30.00R TC 21
EFFINGHAM* CLEAR 65 53 63 CALM 30.04R TC 19
MT. VERNON CLEAR 64 51 62 CALM 30.01R TC 18
CENTRALIA* CLEAR 73 44 35 N3 30.02R TC 23
SALEM* CLEAR 69 49 49 MISG 30.02R TC 21
METROPOLIS* PTCLDY 63 51 64 CALM 30.00R TC 17
ILZ067-068-072-073-078-083-087-091-290100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 69 51 52 N6 30.01R TC 21
FLORA* CLEAR 72 50 46 NW5 30.02R TC 22
FAIRFIELD* CLEAR 71 47 43 CALM 30.00S TC 21
HARRISBURG* CLEAR 70 50 50 CALM 30.00S TC 21
ROBINSON* PTCLDY 64 55 72 NE3 30.00S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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