561
ASUS43 KLOT 161701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT SAT AUG 16 2025
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.
ILZ001-002-007-009-015-016-024-161800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 86 76 71 S3 30.04R HX 96 TC 30
STERLING* PTSUNNY 87 76 69 SW6 30.08R HX 97 TC 31
ILZ003-004-008-010-011-017-018-161800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 89 74 60 SW9 30.08R HX 98 TC 32
ILZ005-006-012>014-019>023-161800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 92 70 48 W7 30.04R HX 97 TC 33
CHICAGO-MIDWAY PTSUNNY 91 69 48 VRB6 30.05R HX 96 TC 33
AURORA MOSUNNY 90 73 57 NW6 30.06R HX 98 TC 32
WAUKEGAN MOSUNNY 93 71 48 VRB5 30.03F HX 100 TC 34
DUPAGE AIRPORT MOSUNNY 91 72 53 W8 30.05R HX 98 TC 33
WHEELING MOSUNNY 92 71 50 W9 30.05R HX 98 TC 33
MORRIS* MOSUNNY 87 77 72 CALM 30.04S HX 98 TC 30
ROMEOVILLE* SUNNY 88 73 62 S3 30.07R HX 96 TC 31
LANSING* SUNNY 88 75 66 S3 30.07R HX 98 TC 31
NORTHERLY ISL* N/A 88 66 48 CALM N/A HX 90 TC 31
LMZ740>746-161800-
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)
S. MID LAKE BUOY 77 77 240/ 6/ 8 1017.4R
WINTHROP HARBOR 78 76 160/ 6/ 8 N/A 1
WAUKEGAN HARBOR 78 76 150/ 6/ 6 N/A 0
WILMETTE BUOY 79 110/ 6/ 8 1021.0R 1
NORTHERLY ISL 88 210/ 3/ 8 N/A
CALUMET HARBOR 87 190/ 5/ 10 1016.4
BURNS HARBOR 81 280/ 2/ 4 1018.3S
MICHIGAN CITY 83 300/ 5/ 5 1016.3R
MICH CITY BUOY 80 78 300/ 2/ 4 1016.5R 1
ST. JOSEPH BUOY 79 77 190/ 8/ 10 1019.1R 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-161800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 89 76 65 SW8 30.06S HX 100 TC 32
MACOMB* MOSUNNY 91 78 66 SW5 30.08S HX 104 TC 33
ILZ028>032-037-038-041>044-048-051>054-059>061-161800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 88 79 74 SW9 30.08F HX 103 TC 31
DECATUR SUNNY 92 77 61 SW9 30.09S HX 105 TC 33
PEORIA MOSUNNY 88 75 65 SW6 30.05F HX 97 TC 31
SPRINGFIELD SUNNY 91 77 63 VRB5 30.07S HX 104 TC 33
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 91 77 63 SW9 30.08F HX 104 TC 33
DANVILLE* SUNNY 91 74 58 SW8 30.09S HX 100 TC 33
RANTOUL* SUNNY 91 74 57 SW8 30.08F HX 101 TC 33
MATTOON SUNNY 89 74 60 S9 30.09F HX 98 TC 32
ILZ079-100>102-161800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 91 75 59 S6 30.08F HX 102 TC 33
BELLEVILLE SUNNY 92 78 63 SW5 30.06F HX 107 TC 33
CAHOKIA* SUNNY 92 77 61 CALM 30.07F HX 105 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 92 74 55 S8 30.11S HX 101 TC 33
MARION MOSUNNY 91 73 55 SW6 30.12S HX 100 TC 33
MT. VERNON MOSUNNY 93 74 53 VRB6 30.11F HX 103 TC 34
CENTRALIA* MOSUNNY 93 73 52 CALM 30.10F HX 102 TC 34
SALEM* MOSUNNY 92 73 52 W5 30.11F HX 101 TC 34
METROPOLIS* SUNNY 93 69 44 SW5 30.12F HX 98 TC 34
ILZ067-068-072-073-078-083-087-091-161800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 89 73 59 S3 30.11F HX 97 TC 32
FAIRFIELD* MOSUNNY 89 74 60 S5 30.11F HX 98 TC 32
HARRISBURG* SUNNY 91 72 53 CALM 30.12F HX 99 TC 33
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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