620
ASUS43 KLOT 060301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM 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.
ILZ001-002-007-009-015-016-024-060400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 76 70 82 E7 29.99R TC 24
STERLING* MOCLDY 73 70 90 E14 30.01R TC 23
SAVANNA* MOCLDY 74 68 81 NE7 30.01R TC 23
ILZ003-004-008-010-011-017-018-060400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 71 66 84 NE8 30.04R TC 22
FREEPORT* MOCLDY 73 71 95 E7 30.05R TC 23
ILZ005-006-012>014-019>023-060400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 73 68 84 NE13 30.01S TC 23
CHICAGO-MIDWAY CLOUDY 75 68 78 NE13 30.00F TC 24
AURORA CLOUDY 73 67 81 E9 30.01S TC 23
JOLIET* CLOUDY 75 70 84 NE8 30.00F TC 24
WAUKEGAN CLEAR 68 67 96 NE9 30.02F TC 20
DUPAGE AIRPORT CLOUDY 71 67 87 NE10 30.02S TC 22
WHEELING CLOUDY 71 69 93 NE8 30.03S TC 22
LANSING* CLOUDY 73 68 85 NE10G17 30.01S TC 23
NORTHERLY ISL* N/A 72 68 87 N10 N/A TC 22
LMZ740>746-060400-
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 72 360/ 12/ 16 1014.8R 2/ 4
WAUKEGAN HARBOR 72 71 350/ 14/ 19 1016.9F 2/ 4
WILMETTE BUOY 73 60/ 14/ 19 1019.3F 3/ 4
CHICAGO BUOY 74 74 1015.2F 4/ 4
HARRISON CRIB 73 30/ 18/ 20 N/A
NORTHERLY ISL 72 10/ 9/ 13 N/A
CALUMET HARBOR 73 10/ 11/ 15 1016.3
MICHIGAN CITY 74 40/ 15/ 16 1014.5R
MICH CITY BUOY 73 74 40/ 14/ 17 N/A 3/ 4
ST. JOSEPH BUOY 72 74 20/ 12/ 14 1017.4R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-060400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 81 75 82 E5 29.95R HX 87 TC 27
MACOMB* CLEAR 78 77 95 NE10 30.00R HX 81 TC 26
PITTSFIELD* CLEAR 83 76 79 CALM 29.96R HX 92 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-060400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 73 71 93 NE10 30.00R TC 23
DECATUR CLEAR 74 71 91 NE7 29.97R TC 23
PEORIA CLEAR 77 70 79 E12 29.97S TC 25
LINCOLN* CLEAR 76 74 92 NE6 29.97R TC 25
SPRINGFIELD CLEAR 81 73 76 NE14G22 29.96R HX 86 TC 27
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-060400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 73 69 87 NE14G24 29.97R TC 23
MATTOON CLEAR 78 71 79 NE13 29.95R HX 80 TC 26
ILZ079-100>102-060400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* PTCLDY 82 72 71 CALM 29.90R HX 87 TC 28
SPARTA* PTCLDY 79 70 74 CALM 29.92R HX 81 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-060400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* PTCLDY 82 76 81 N7 29.95R HX 89 TC 28
MT. VERNON PTCLDY 84 73 69 N5 29.91R HX 90 TC 29
CENTRALIA* PTCLDY 85 73 67 N3 29.91R HX 91 TC 29
SALEM* PTCLDY 86 76 71 MISG 29.92R HX 95 TC 30
ILZ067-068-072-073-078-083-087-091-060400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 85 75 72 NE12 29.89R HX 93 TC 29
FAIRFIELD* PTCLDY 85 72 65 CALM 29.89R HX 90 TC 29
HARRISBURG* PTCLDY 77 74 88 CALM 29.90R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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