289
ASUS43 KLOT 050810
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT SAT SEP 05 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.
ILZ001-002-007-009-015-016-024-050900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 75 74 96 CALM 29.91F TC 24
STERLING* CLEAR 74 74 100 CALM 29.93S TC 23
SAVANNA* PTCLDY 76 74 94 CALM 29.92S TC 25
ILZ003-004-008-010-011-017-018-050900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 76 75 97 CALM 29.92F TC 24
FREEPORT* PTCLDY 75 73 95 CALM 29.95S TC 24
ROCHELLE* PTCLDY 73 71 94 CALM 29.93S TC 23
DE KALB* PTCLDY 77 75 96 NW3 29.93F TC 25
PERU* CLEAR 77 75 94 W5 29.92S TC 25
ILZ005-006-012>014-019>023-050900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 78 73 84 W3 29.89F HX 81 TC 26
CHICAGO-MIDWAY PTCLDY 80 74 81 CALM 29.89S HX 85 TC 27
AURORA CLEAR 73 73 100 CALM 29.91S TC 23
JOLIET* CLEAR 81 78 91 CALM 29.91S HX 88 TC 27
WAUKEGAN CLEAR 71 71 100 CALM 29.90F TC 22
DUPAGE AIRPORT CLEAR 75 74 96 CALM 29.90F TC 24
KANKAKEE* CLEAR 76 74 95 W6 29.91F TC 25
WHEELING PTCLDY 74 74 100 CALM 29.91S TC 23
ROMEOVILLE* CLEAR 79 79 100 W3 29.91S HX 83 TC 26
LANSING* PTCLDY 78 74 87 CALM 29.91R HX 80 TC 26
NORTHERLY ISL* N/A 74 71 91 CALM N/A TC 23
LMZ740>746-050900-
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 71 70 320/ 4/ 6 1010.6 1
WAUKEGAN HARBOR 72 70 20/ 2/ 6 1013.5 1/ 3
WILMETTE BUOY 72 340/ 6/ 10 1015.2S 1
CHICAGO BUOY 75 74 1011.6 1
HARRISON CRIB 75 360/ 5/ 5 N/A
NORTHERLY ISL 76 140/ 2/ 6 N/A
CALUMET HARBOR 76 CALM / 1 1012.5
MICHIGAN CITY 76 30/ 6/ 7 1011.0R
MICH CITY BUOY 74 74 60/ 6/ 8 N/A 1
ST. JOSEPH BUOY 75 75 130/ 8/ 10 1013.3F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-050900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 79 70 74 CALM 29.94S HX 82 TC 26
GALESBURG* CLEAR 75 74 98 S3 29.95S TC 24
MACOMB* CLEAR 73 73 100 CALM 29.96S TC 23
JACKSONVILLE* CLEAR 73 73 100 CALM 29.94R TC 23
PITTSFIELD* CLEAR 75 72 90 CALM 29.95S TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-050900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 74 74 100 CALM 29.92F TC 23
BLOOMINGTON MOCLDY 79 75 87 SW5 29.95F HX 83 TC 26
DECATUR PTCLDY 77 73 87 CALM 29.93F TC 25
PEORIA CLEAR 77 75 93 CALM 29.93S TC 25
LACON* CLEAR 76 73 93 CALM 29.91F TC 24
LINCOLN* CLEAR 76 76 100 CALM 29.93F TC 25
SPRINGFIELD CLEAR 75 73 93 SW3 29.93S TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-050900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 75 74 96 SW7 29.92F TC 24
RANTOUL* PTCLDY 76 75 95 W6 29.93S TC 25
MATTOON CLEAR 81 69 67 SW6 29.93S HX 84 TC 27
PARIS* CLEAR 71 71 98 CALM 29.93S TC 22
ILZ079-100>102-050900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 76 73 88 CALM 29.94S TC 25
BELLEVILLE CLEAR 78 77 96 CALM 29.91S HX 81 TC 26
CAHOKIA* MOCLDY 77 73 87 CALM 29.93S TC 25
SPARTA* CLEAR 78 71 81 CALM 29.95F TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-050900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 76 76 100 CALM 29.94S TC 25
EFFINGHAM* CLEAR 75 72 90 CALM 29.96R TC 24
MARION CLEAR 79 73 83 SW1 29.94S HX 82 TC 26
MT. VERNON CLEAR 73 72 96 CALM 29.94S TC 23
CENTRALIA* CLEAR 76 70 82 W3 29.94S TC 25
SALEM* CLEAR 76 71 87 MISG 29.94S TC 24
METROPOLIS* CLEAR 74 73 98 CALM 29.94S TC 23
ILZ067-068-072-073-078-083-087-091-050900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 78 73 84 NW3 29.92S HX 81 TC 26
FLORA* CLEAR 75 73 94 CALM 29.94S TC 24
FAIRFIELD* CLEAR 75 70 86 CALM 29.93S TC 24
HARRISBURG* CLEAR 74 73 97 CALM 29.94S TC 24
ROBINSON* CLEAR 73 72 94 N1 29.91F TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page