827
ASUS43 KLOT 051603
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 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.
ILZ001-002-007-009-015-016-024-051700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 88 75 65 NE7 29.96R HX 97 TC 31
STERLING* SUNNY 88 77 69 NE8 29.99R HX 100 TC 31
SAVANNA* PTSUNNY 85 75 70 N8 29.99R HX 94 TC 30
ILZ003-004-008-010-011-017-018-051700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 82 72 71 N8 30.01R HX 87 TC 28
FREEPORT* CLOUDY 79 77 95 NE8 30.03R HX 83 TC 26
ILZ005-006-012>014-019>023-051700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 78 71 79 NE13 29.98R HX 80 TC 26
CHICAGO-MIDWAY PTSUNNY 81 70 69 NE13 29.97R HX 84 TC 27
AURORA MOSUNNY 81 74 79 NE8 29.98R HX 86 TC 27
JOLIET* SUNNY 85 76 75 NE10 29.97R HX 94 TC 29
WAUKEGAN CLOUDY 74 71 91 N8 29.99R TC 23
DUPAGE AIRPORT PTSUNNY 80 73 79 N7 29.99R HX 84 TC 27
WHEELING CLOUDY 76 72 87 NE12 30.01R TC 24
LANSING* MOSUNNY 81 72 76 NE8 29.97R HX 85 TC 27
NORTHERLY ISL* N/A 79 71 76 N10 N/A HX 82 TC 26
LMZ740>746-051700-
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 72 320/ 6/ 10 1015.2R 1/ 3
WAUKEGAN HARBOR 71 70 320/ 8/ 12 1016.1R 1/ 3
WILMETTE BUOY 74 60/ 8/ 12 1018.4R 1/ 3
CHICAGO BUOY 75 75 1014.1R 1/ 3
HARRISON CRIB 75 10/ 10/ 11 N/A
NORTHERLY ISL 78 350/ 8/ 11 N/A
CALUMET HARBOR 76 350/ 7/ 11 1014.9R
MICHIGAN CITY 77 20/ 4/ 4 1013.0R
MICH CITY BUOY 74 74 30/ 4/ 6 N/A 1
ST. JOSEPH BUOY 75 76 350/ 4/ 6 1015.4R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-051700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 92 74 55 NW3 29.96S HX 101 TC 33
MACOMB* MOSUNNY 91 78 65 NW3 29.98S HX 106 TC 33
ILZ028>032-037-038-041>044-048-051>054-059>061-051700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 92 75 57 NW10 29.98R HX 103 TC 33
DECATUR MOSUNNY 93 72 50 NW8 29.96R HX 101 TC 34
PEORIA MOSUNNY 89 75 63 VRB5 29.96R HX 99 TC 32
LINCOLN* MOSUNNY 92 76 58 NW6 29.96R HX 104 TC 33
SPRINGFIELD MOSUNNY 91 74 57 NW3 29.96R HX 100 TC 33
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-051700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 90 76 63 W8 29.96R HX 101 TC 32
MATTOON SUNNY 94 70 45 W9 29.94S HX 100 TC 34
ILZ079-100>102-051700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 91 73 55 W3 29.97R HX 100 TC 33
CAHOKIA* SUNNY 93 72 50 VRB7 29.95S HX 101 TC 34
SPARTA* SUNNY 92 71 50 W7 29.98S HX 98 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-051700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* SUNNY 94 69 44 W3 29.96F HX 99 TC 34
MT. VERNON SUNNY 94 72 48 VRB3 29.96S HX 102 TC 34
SALEM* SUNNY 95 73 49 MISG 29.95F HX 104 TC 35
ILZ067-068-072-073-078-083-087-091-051700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 97 70 41 N6 29.94S HX 103 TC 36
FAIRFIELD* SUNNY 95 67 39 W3 29.95S HX 99 TC 35
HARRISBURG* SUNNY 95 72 46 W6 29.96S HX 103 TC 35
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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