565
ASUS43 KLOT 172001
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT SUN AUG 17 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.
ILZ001-002-007-009-015-016-024-172100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 89 77 67 S5 30.00F HX 101 TC 32
STERLING* PTSUNNY 88 80 77 E8 30.03F HX 104 TC 31
ILZ003-004-008-010-011-017-018-172100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 82 74 76 E7 30.07F HX 88 TC 28
ILZ005-006-012>014-019>023-172100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 78 69 73 NE12 30.07F HX 80 TC 26
CHICAGO-MIDWAY PTSUNNY 81 70 69 NE8 30.07F HX 84 TC 27
AURORA MOSUNNY 88 75 65 E9 30.05F HX 97 TC 31
WAUKEGAN CLOUDY 76 66 71 NE10 30.10R TC 24
DUPAGE AIRPORT MOSUNNY 83 72 69 NE13 30.06F HX 88 TC 28
WHEELING CLOUDY 78 68 71 MISG 30.09F HX 80 TC 26
MORRIS* CLOUDY 83 77 80 E3 30.04F HX 92 TC 29
ROMEOVILLE* PTSUNNY 82 77 83 NE8 30.07S HX 91 TC 28
LANSING* CLOUDY 79 73 80 NE8 30.08S HX 82 TC 26
NORTHERLY ISL* N/A 78 71 79 N12 N/A HX 80 TC 26
LMZ740>746-172100-
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 73 76 20/ 16/ 17 1018.7F
WINTHROP HARBOR 73 74 330/ 14/ 17 N/A 3/ 4
WAUKEGAN HARBOR 74 75 350/ 12/ 14 N/A 2/ 4
WILMETTE BUOY 75 40/ 12/ 16 1021.4S 2/ 4
NORTHERLY ISL 78 30/ 8/ 9 N/A
CALUMET HARBOR 77 10/ 7/ 12 1017.7
BURNS HARBOR 78 40/ 5/ 6 1019.0S
MICHIGAN CITY 76 20/ 8/ 9 1016.7F
MICH CITY BUOY 76 77 20/ 8/ 10 1016.8F 1/ 3
ST. JOSEPH BUOY 76 78 330/ 10/ 14 1019.1F 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-172100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY TSTM 77 71 82 NW21G40 30.01F VSB 1/2 TC 25
MACOMB* SUNNY 90 79 70 SE6 30.04F HX 107 TC 32
ILZ028>032-037-038-041>044-048-051>054-059>061-172100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 87 76 69 SW5 30.05F HX 97 TC 31
DECATUR MOSUNNY 87 74 64 S6 30.04F HX 95 TC 31
PEORIA SUNNY 88 75 65 S5 30.02F HX 97 TC 31
SPRINGFIELD PTSUNNY 88 76 67 NW3 30.02F HX 99 TC 31
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-172100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 90 73 57 CALM 30.05F HX 98 TC 32
DANVILLE* N/A 89 76 65 NE3 30.05F HX 99 TC 32
RANTOUL* MOSUNNY 89 74 60 CALM 30.05F HX 98 TC 32
MATTOON MOSUNNY 89 73 59 S7 30.04F HX 97 TC 32
ILZ079-100>102-172100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 93 79 62 SE8 30.02F HX 110 TC 34
BELLEVILLE MOSUNNY 96 74 48 CALM 29.98F HX 107 TC 36
CAHOKIA* MOSUNNY 96 76 52 SE8 29.99F HX 109 TC 36
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 96 69 41 CALM 30.01F HX 102 TC 36
MARION MOSUNNY 91 73 55 E7 30.02F HX 100 TC 33
MT. VERNON MOSUNNY 95 75 52 E8 30.03F HX 107 TC 35
CENTRALIA* MOSUNNY 94 73 50 E5 30.04F HX 103 TC 34
SALEM* MOSUNNY 92 73 52 E6 30.03F HX 100 TC 33
METROPOLIS* SUNNY 96 64 35 CALM 30.02F HX 97 TC 35
ILZ067-068-072-073-078-083-087-091-172100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 87 70 56 CALM 30.04F HX 92 TC 31
FAIRFIELD* MOSUNNY 90 72 55 E3 30.04F HX 97 TC 32
HARRISBURG* MOSUNNY 93 73 53 E5 30.03F HX 102 TC 34
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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