918
ASUS43 KLOT 051001
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-051100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 76 74 93 NE3 29.90F TC 24
STERLING* CLEAR 73 73 100 CALM 29.92S TC 23
SAVANNA* CLEAR 75 74 96 N3 29.91F TC 24
ILZ003-004-008-010-011-017-018-051100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 74 73 97 CALM 29.93R TC 23
FREEPORT* CLEAR 73 72 95 CALM 29.94S TC 23
ILZ005-006-012>014-019>023-051100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 77 73 87 N8 29.90S TC 25
CHICAGO-MIDWAY MOCLDY 79 73 82 SE6 29.90S HX 82 TC 26
AURORA PTCLDY 73 73 100 CALM 29.91S FOG TC 23
JOLIET* PTCLDY 77 77 100 CALM 29.91S TC 25
WAUKEGAN PTCLDY 71 70 96 NE7 29.92R TC 22
DUPAGE AIRPORT MOCLDY 76 74 93 N5 29.91S TC 24
WHEELING PTCLDY 74 73 97 NE5 29.92S TC 23
LANSING* CLEAR 75 73 92 CALM 29.91S TC 24
NORTHERLY ISL* N/A 72 70 93 N1 N/A TC 22
LMZ740>746-051100-
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 70 70 330/ 10/ 14 1010.4F 1/ 3
WAUKEGAN HARBOR 70 70 330/ 8/ 12 1014.0R 1/ 3
WILMETTE BUOY 72 10/ 6/ 8 1015.8R 1/ 3
CHICAGO BUOY 76 74 1011.6F 1/ 3
HARRISON CRIB 75 180/ 1/ 1 N/A
NORTHERLY ISL 72 20/ 2/ 5 N/A
CALUMET HARBOR 75 360/ 4/ 5 1012.9R
MICHIGAN CITY 77 130/ 7/ 8 1010.8F
MICH CITY BUOY 76 74 150/ 6/ 8 N/A 1
ST. JOSEPH BUOY 75 75 150/ 6/ 6 1013.4R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-051100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 77 70 79 CALM 29.93S TC 25
MACOMB* CLEAR 73 73 100 CALM 29.95S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-051100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 76 74 93 SW3 29.95S TC 24
DECATUR CLEAR 76 71 85 CALM 29.93R TC 24
PEORIA CLEAR 76 74 93 CALM 29.92S TC 24
LINCOLN* CLEAR 73 73 100 NE3 29.93R TC 23
SPRINGFIELD CLEAR 76 70 82 W5 29.92F TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-051100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 73 72 96 NW3 29.94R TC 23
MATTOON CLEAR 81 69 67 SW6 29.92S HX 84 TC 27
ILZ079-100>102-051100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 74 72 93 CALM 29.93S TC 23
CAHOKIA* MOCLDY 76 73 91 S3 29.92S TC 24
SPARTA* PTCLDY 74 73 96 CALM 29.95R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-051100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* MOCLDY 74 72 93 CALM 29.95R TC 23
MT. VERNON CLEAR 73 72 96 CALM 29.94R TC 23
CENTRALIA* MOCLDY 74 71 89 CALM 29.94R TC 23
SALEM* CLEAR 76 72 88 MISG 29.94R TC 24
ILZ067-068-072-073-078-083-087-091-051100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 79 71 76 W5 29.93R HX 82 TC 26
FAIRFIELD* CLEAR 74 70 89 CALM 29.93S TC 23
HARRISBURG* CLEAR 73 73 99 CALM 29.94R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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