314
ASUS43 KLOT 062203
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM 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.
ILZ001-002-007-009-015-016-024-062300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 82 66 58 E13 30.00F HX 84 TC 28
STERLING* PTSUNNY 82 62 50 E12 30.04F HX 83 TC 28
SAVANNA* PTSUNNY 84 62 48 E8 30.04F HX 84 TC 29
ILZ003-004-008-010-011-017-018-062300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 81 62 52 VRB7 30.07F HX 82 TC 27
FREEPORT* PTSUNNY 82 64 53 E8 30.08F HX 83 TC 28
ILZ005-006-012>014-019>023-062300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 76 54 46 NE12 30.09F TC 24
CHICAGO-MIDWAY PTSUNNY 76 55 48 NE13 30.08F TC 24
AURORA MOSUNNY 79 58 48 E13 30.07F HX 80 TC 26
JOLIET* MOSUNNY 81 56 43 E14 30.07F HX 81 TC 27
WAUKEGAN MOSUNNY 72 61 68 NE10 30.11F TC 22
DUPAGE AIRPORT NOT AVBL
WHEELING MOSUNNY 74 57 55 E12 30.11F TC 23
LANSING* SUNNY 76 59 56 NE9 30.09S TC 24
NORTHERLY ISL* N/A 74 60 61 N6 N/A TC 23
LMZ740>746-062300-
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 73 10/ 8/ 12 1019.0F 2/ 4
WAUKEGAN HARBOR 71 72 350/ 10/ 12 1019.7F 2/ 4
WILMETTE BUOY 71 70/ 10/ 14 1022.5F 2/ 4
CHICAGO BUOY 72 74 1018.2F 2/ 4
HARRISON CRIB 72 20/ 12/ 13 N/A
NORTHERLY ISL 75 10/ 8/ 11 N/A
CALUMET HARBOR 73 10/ 9/ 14 1019.2
MICHIGAN CITY 74 10/ 16/ 17 1017.2F
MICH CITY BUOY 72 75 20/ 14/ 17 N/A 2/ 3
ST. JOSEPH BUOY 72 73 360/ 14/ 17 1019.9S 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-062300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 86 67 52 E13G20 29.97F HX 89 TC 30
MACOMB* MOSUNNY 84 70 62 E13 30.03F HX 88 TC 29
PITTSFIELD* SUNNY 87 66 49 NE13 29.98F HX 90 TC 31
ILZ028>032-037-038-041>044-048-051>054-059>061-062300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 82 60 47 NE13 30.05F HX 82 TC 28
DECATUR MOSUNNY 83 61 47 NE14 30.02S HX 83 TC 28
PEORIA MOSUNNY 80 64 58 E6 30.02F HX 82 TC 27
LINCOLN* MOSUNNY 82 65 56 NE8 30.02F HX 83 TC 28
SPRINGFIELD MOSUNNY 84 65 52 NE10 30.00F HX 86 TC 29
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-062300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 81 57 43 NE8 30.03F HX 81 TC 27
MATTOON SUNNY 82 60 47 NE13G22 30.00F HX 82 TC 28
ILZ079-100>102-062300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 88 63 42 E13 29.96F HX 88 TC 31
CAHOKIA* SUNNY 90 67 46 NE10 29.93F HX 93 TC 32
SPARTA* SUNNY 89 66 46 N9 29.95F HX 91 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-062300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 91 64 40 NE12 29.92F HX 93 TC 33
EFFINGHAM* SUNNY 85 60 42 NE5 29.99F HX 85 TC 29
MARION MOSUNNY 90 66 45 E6 29.92F HX 92 TC 32
MT. VERNON SUNNY 90 64 42 NE12G17 29.94S HX 91 TC 32
CENTRALIA* SUNNY 90 64 41 NE8 29.95S HX 91 TC 32
SALEM* SUNNY 90 65 44 MISG 29.96S HX 92 TC 32
ILZ067-068-072-073-078-083-087-091-062300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 87 61 41 N10 29.95F HX 87 TC 31
FAIRFIELD* SUNNY 90 63 40 NE13 29.94R HX 90 TC 32
HARRISBURG* MOSUNNY 91 67 44 NE8 29.92S HX 93 TC 33
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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