850
ASUS43 KLOT 081903
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT TUE SEP 08 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.
ILZ001-002-007-009-015-016-024-082000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 87 64 46 S10 30.02F HX 88 TC 31
STERLING* MOSUNNY 85 62 46 SE9 30.07F HX 85 TC 29
SAVANNA* MOSUNNY 86 62 43 SE13 30.04F HX 86 TC 30
ILZ003-004-008-010-011-017-018-082000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 80 60 50 SE12 30.09F HX 81 TC 27
FREEPORT* MOSUNNY 82 66 58 SE13 30.09F HX 84 TC 28
ILZ005-006-012>014-019>023-082000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 81 56 42 VRB5 30.10F HX 81 TC 27
CHICAGO-MIDWAY PTSUNNY 82 58 43 W3 30.11F HX 82 TC 28
AURORA PTSUNNY 83 61 47 SE7 30.11F HX 83 TC 28
JOLIET* MOSUNNY 83 62 47 CALM 30.12F HX 84 TC 29
WAUKEGAN PTSUNNY 76 65 68 E8 30.10F TC 24
DUPAGE AIRPORT PTSUNNY 81 61 50 S8 30.11F HX 82 TC 27
KANKAKEE* PTSUNNY 83 59 43 S7 30.14S HX 83 TC 29
WHEELING PTSUNNY 82 58 43 NW3 30.11F HX 82 TC 28
LANSING* MOSUNNY 84 59 43 SW7 30.14S HX 83 TC 29
NORTHERLY ISL* N/A 76 65 68 E9 N/A TC 24
LMZ740>746-082000-
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 69 110/ 6/ 8 1018.7F 1/ 4
WAUKEGAN HARBOR 72 72 110/ 10/ 12 1019.5F 1/ 4
WILMETTE BUOY 72 130/ 8/ 10 1023.7F 1/ 3
CHICAGO BUOY 75 74 1019.1F 1/ 2
HARRISON CRIB 75 110/ 10/ 11 N/A
NORTHERLY ISL 76 90/ 6/ 9 N/A
CALUMET HARBOR 76 40/ 8/ 9 1020.5
MICHIGAN CITY 71 40/ 7/ 8 1019.3F
MICH CITY BUOY 73 68 10/ 4/ 6 N/A 0
ST. JOSEPH BUOY 72 66 350/ 2/ 2 1021.7F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-082000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 93 63 36 S9 30.04F HX 94 TC 34
MACOMB* MOSUNNY 89 66 45 S10 30.08S HX 91 TC 32
PITTSFIELD* MOSUNNY 93 61 33 SW7 30.07F HX 93 TC 34
ILZ028>032-037-038-041>044-048-051>054-059>061-082000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 85 64 49 SE8 30.13F HX 86 TC 29
DECATUR MOSUNNY 87 60 40 VRB5 30.11F HX 87 TC 31
PEORIA MOSUNNY 87 61 41 SE8 30.08F HX 87 TC 31
LINCOLN* MOSUNNY 90 62 39 S3 30.09F HX 91 TC 32
SPRINGFIELD SUNNY 90 58 33 SE6 30.08F HX 89 TC 32
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-082000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 85 62 46 S7 30.13F HX 85 TC 29
MATTOON MOSUNNY 87 60 40 S6 30.11F HX 87 TC 31
ILZ079-100>102-082000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 90 61 37 S5 30.09F HX 89 TC 32
CAHOKIA* PTSUNNY 92 66 42 VRB7 30.08F HX 94 TC 33
SPARTA* PTSUNNY 90 60 37 CALM 30.11S HX 89 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-082000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* MOSUNNY 89 58 35 SE6 30.12F HX 88 TC 32
MT. VERNON MOSUNNY 92 59 33 SW10 30.11F HX 91 TC 33
CENTRALIA* PTSUNNY 90 64 42 SE9 30.11S HX 91 TC 32
SALEM* PTSUNNY 91 64 41 MISG 30.11F HX 92 TC 33
ILZ067-068-072-073-078-083-087-091-082000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 92 65 40 SW8 30.11F HX 94 TC 33
FAIRFIELD* MOSUNNY 93 61 34 S5 30.10F HX 93 TC 34
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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