504
ASUS43 KLOT 060901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT SUN SEP 06 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.
ILZ001-002-007-009-015-016-024-061000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 71 67 87 NE7 30.03R TC 22
STERLING* PTCLDY 68 68 100 NE7 30.05S TC 20
SAVANNA* PTCLDY 67 64 91 NE3 30.05S TC 19
ILZ003-004-008-010-011-017-018-061000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 66 64 93 CALM 30.08R TC 19
FREEPORT* PTCLDY 65 63 95 NE5 30.09S TC 18
ILZ005-006-012>014-019>023-061000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 71 67 87 N9 30.04S TC 22
CHICAGO-MIDWAY CLOUDY 74 68 81 E7 30.03S TC 23
AURORA CLEAR 67 67 100 NE7 30.04S TC 19
JOLIET* CLEAR 72 70 95 NE5 30.03S TC 22
WAUKEGAN PTCLDY 65 65 100 N3 30.06R TC 18
DUPAGE AIRPORT CLEAR 66 65 96 N7 30.05F TC 19
WHEELING CLOUDY 68 66 93 NE6 30.06S TC 20
LANSING* CLOUDY 71 67 86 E5 30.04S TC 22
NORTHERLY ISL* N/A 72 67 84 E6 N/A TC 22
LMZ740>746-061000-
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 69 72 350/ 8/ 10 1017.3R 2/ 5
WAUKEGAN HARBOR 69 71 320/ 6/ 10 1018.0R 1/ 4
WILMETTE BUOY 73 110/ 8/ 10 1020.3R 3/ 5
CHICAGO BUOY 74 73 1016.1S 3/ 4
HARRISON CRIB 74 100/ 9/ 10 N/A
NORTHERLY ISL 72 60/ 6/ 9 N/A
CALUMET HARBOR 73 70/ 6/ 8 1017.1
MICHIGAN CITY 70 90/ 7/ 8 1016.0
MICH CITY BUOY 71 74 100/ 8/ 12 N/A 2/ 5
ST. JOSEPH BUOY 68 72 90/ 10/ 12 1018.3R 1/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-061000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 73 70 90 E9 29.98F TC 23
MACOMB* PTCLDY 71 71 100 E5 30.03F TC 22
PITTSFIELD* CLEAR 73 73 98 CALM 30.00S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-061000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 71 71 100 NE8 30.02F TC 22
DECATUR CLOUDY 71 69 93 NE8 29.99S TC 22
PEORIA CLOUDY 72 68 87 E10 30.01F TC 22
LINCOLN* CLOUDY 71 71 100 NE5 30.00F TC 22
SPRINGFIELD CLOUDY 70 68 93 NE6 30.00R TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-061000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 71 70 96 NE10 30.00R TC 22
MATTOON CLOUDY 71 69 93 N8 29.97S TC 22
ILZ079-100>102-061000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR N/A N/A N/A N3 29.97S
CAHOKIA* CLEAR 77 72 84 NE7 29.94S TC 25
SPARTA* CLEAR 76 74 93 N5 29.95R TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-061000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* CLOUDY 71 69 94 N5 29.98S FOG TC 22
MT. VERNON CLEAR 75 72 90 NE6 29.93S TC 24
CENTRALIA* CLEAR 75 71 88 NE5 29.94S TC 24
SALEM* CLEAR 74 72 93 MISG 29.95S TC 23
ILZ067-068-072-073-078-083-087-091-061000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 73 71 93 N7 29.93R TC 23
FAIRFIELD* CLEAR 74 70 87 N7 29.93R TC 24
HARRISBURG* CLEAR 78 75 92 N5 29.91S HX 80 TC 26
ROBINSON* PTCLDY 72 72 100 N7 29.94S TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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