384
ASUS43 KLOT 042103
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-042200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 95 74 50 SW8 29.89F HX 105 TC 35
STERLING* MOSUNNY 94 76 55 VRB6 29.90F HX 106 TC 34
SAVANNA* MOSUNNY 95 72 46 SW7 29.88F HX 103 TC 35
ILZ003-004-008-010-011-017-018-042200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 92 76 59 S12 29.90F HX 104 TC 33
FREEPORT* MOSUNNY 92 78 63 S10G16 29.91F HX 108 TC 34
ILZ005-006-012>014-019>023-042200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 92 71 50 S9 29.88F HX 98 TC 33
CHICAGO-MIDWAY MOSUNNY 92 71 50 SW10 29.89F HX 98 TC 33
AURORA SUNNY 91 75 59 S10 29.90F HX 101 TC 33
JOLIET* SUNNY 92 77 60 S8 29.91F HX 106 TC 34
WAUKEGAN MOSUNNY 89 73 59 SW15 29.87F HX 97 TC 32
DUPAGE AIRPORT SUNNY 90 75 61 S10 29.90F HX 100 TC 32
WHEELING SUNNY 92 70 48 SW9G21 29.89F HX 97 TC 33
ROMEOVILLE* SUNNY 93 79 62 S8 29.91F HX 110 TC 34
LANSING* SUNNY 91 74 58 SW13 29.91F HX 101 TC 33
NORTHERLY ISL* N/A 92 67 43 SW6 N/A HX 95 TC 33
LMZ740>746-042200-
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 79 70 170/ 8/ 12 1017.4R 2/ 4
WAUKEGAN HARBOR 76 71 170/ 6/ 8 1012.7F 1/ 4
WILMETTE BUOY 78 200/ 4/ 8 1015.1F 2/ 4
NORTHERLY ISL 90 190/ 9/ 13 N/A
CALUMET HARBOR 90 170/ 9/ 12 1012.7
MICH CITY BUOY 80 74 200/ 8/ 10 N/A 1/ 2
ST. JOSEPH BUOY 81 74 330/ 2/ 2 1013.6F 1/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-042200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 95 69 42 S6 29.93F HX 100 TC 35
MACOMB* SUNNY 93 76 57 CALM 29.95F HX 106 TC 34
ILZ028>032-037-038-041>044-048-051>054-059>061-042200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 95 76 53 SW8 29.95F HX 108 TC 35
DECATUR SUNNY 98 69 38 SW9 29.93F HX 104 TC 37
PEORIA SUNNY 95 73 48 W8 29.92F HX 104 TC 35
LINCOLN* SUNNY 97 73 46 NW3 29.93F HX 107 TC 36
SPRINGFIELD SUNNY 97 71 42 N5 29.93F HX 104 TC 36
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-042200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 95 75 52 SW6 29.94F HX 107 TC 35
MATTOON SUNNY 97 68 38 SW8 29.93F HX 102 TC 36
ILZ079-100>102-042200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* SUNNY 99 68 36 SW7 29.92F HX 104 TC 37
SPARTA* SUNNY 98 68 36 W5 29.95F HX 103 TC 37
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-042200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 99 70 39 SW5 29.93F HX 105 TC 37
EFFINGHAM* MOSUNNY 98 62 30 S6 29.95F HX 99 TC 37
MT. VERNON MOSUNNY 100 69 36 SW8 29.94F HX 106 TC 38
SALEM* MOSUNNY 98 69 38 MISG 29.94F HX 104 TC 37
ILZ067-068-072-073-078-083-087-091-042200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 101 66 31 SW5 29.92F HX 105 TC 38
FAIRFIELD* SUNNY 100 66 32 NW3 29.93F HX 103 TC 38
HARRISBURG* SUNNY 99 71 39 W8 29.94F HX 107 TC 37
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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