738
ASUS43 KLOT 050101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT FRI SEP 04 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.
ILZ001-002-007-009-015-016-024-050200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 82 77 84 S3 29.90R HX 90 TC 28
STERLING* CLEAR 85 75 72 SW7 29.89F HX 93 TC 29
SAVANNA* PTCLDY 87 75 67 SW7 29.88F HX 95 TC 30
ILZ003-004-008-010-011-017-018-050200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 83 77 82 S3 29.90F HX 92 TC 28
FREEPORT* PTCLDY 83 78 87 S5 29.89F HX 92 TC 28
ILZ005-006-012>014-019>023-050200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 88 74 63 SW5 29.88R HX 96 TC 31
CHICAGO-MIDWAY PTCLDY 89 74 60 W6 29.89R HX 98 TC 32
AURORA CLEAR 83 77 82 SW5 29.89F HX 92 TC 28
JOLIET* CLEAR 85 78 79 CALM 29.89F HX 97 TC 30
WAUKEGAN PTCLDY 75 72 90 NE7 29.90R TC 24
DUPAGE AIRPORT PTCLDY 84 75 74 CALM 29.90R HX 92 TC 29
WHEELING PTCLDY 86 74 67 NE5 29.90R HX 94 TC 30
ROMEOVILLE* CLEAR 88 79 74 SW5 29.89F HX 102 TC 31
LANSING* CLEAR 83 75 75 SW3 29.90S HX 91 TC 29
NORTHERLY ISL* N/A 89 69 51 SW8 N/A HX 93 TC 32
LMZ740>746-050200-
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 73 70 20/ 2/ 4 1010.6F 1/ 4
WAUKEGAN HARBOR 72 70 340/ 6/ 10 1013.6R 1/ 3
WILMETTE BUOY 74 40/ 8/ 12 1015.7R 1/ 3
CHICAGO BUOY 83 74 1011.1R 1
HARRISON CRIB 91 250/ 9/ 10 N/A
NORTHERLY ISL 90 240/ 5/ 11 N/A
CALUMET HARBOR 89 210/ 4/ 6 1012.3
MICHIGAN CITY 89 160/ 7/ 8 1010.3F
MICH CITY BUOY 79 74 CALM / 2 N/A 1
ST. JOSEPH BUOY 79 75 60/ 4/ 6 1013.5R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-050200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 87 71 58 S3 29.90S HX 93 TC 31
MACOMB* CLEAR 81 80 95 CALM 29.93S HX 91 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-050200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 85 75 72 CALM 29.94R HX 93 TC 29
DECATUR CLEAR 87 72 60 N3 29.92R HX 93 TC 31
PEORIA CLEAR 84 77 79 CALM 29.91R HX 94 TC 29
LINCOLN* CLEAR 86 77 73 CALM 29.92S HX 96 TC 30
SPRINGFIELD CLEAR 85 76 74 CALM 29.91R HX 94 TC 29
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-050200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 83 76 79 SE3 29.93R HX 91 TC 28
MATTOON CLEAR 84 75 74 MISG 29.92R HX 92 TC 29
ILZ079-100>102-050200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLEAR 86 73 65 S5 29.90R HX 93 TC 30
SPARTA* CLEAR 91 69 48 S3 29.93S HX 95 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-050200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 86 72 62 S6 29.91S HX 92 TC 30
EFFINGHAM* CLEAR 82 74 76 CALM 29.94R HX 89 TC 28
MT. VERNON CLEAR 83 72 69 CALM 29.93R HX 88 TC 28
CENTRALIA* CLEAR 84 73 69 CALM 29.93 HX 90 TC 29
SALEM* CLEAR 85 72 64 MISG 29.93R HX 90 TC 29
ILZ067-068-072-073-078-083-087-091-050200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 88 76 67 CALM 29.91R HX 99 TC 31
FAIRFIELD* CLEAR 85 69 58 CALM 29.92R HX 89 TC 30
HARRISBURG* CLEAR 87 73 63 CALM 29.93R HX 93 TC 30
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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