000
ASUS43 KLOT 171111
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM 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.
ILZ001-002-007-009-015-016-024-171200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 75 74 96 SE5 30.02R TC 24
STERLING* MOCLDY 73 73 100 E8 30.06R TC 23
ILZ003-004-008-010-011-017-018-171200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 71 70 96 CALM 30.07S TC 22
ROCHELLE* CLOUDY 72 70 94 S9 30.07R TC 22
DE KALB* CLOUDY 72 72 100 CALM 30.08R TC 22
PERU* CLOUDY 75 70 84 SE10 30.07R TC 24
ILZ005-006-012>014-019>023-171200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 71 70 96 SW3 30.05R TC 22
CHICAGO-MIDWAY CLOUDY 72 68 87 W3 30.04S TC 22
AURORA TSTM 72 71 97 E5 30.05S TC 22
JOLIET* LGT RAIN 71 70 98 SW7 30.05F TC 22
WAUKEGAN CLOUDY 74 71 91 CALM 30.06R TC 23
DUPAGE AIRPORT CLOUDY 73 71 93 CALM 30.06R TC 23
KANKAKEE* TSTM 70 66 88 SW5 30.10F TC 21
WHEELING CLOUDY 72 70 93 MISG 30.07R TC 22
MORRIS* TSTM 70 70 100 S8 30.06R TC 21
ROMEOVILLE* TSTM 70 70 100 SW6 30.06F TC 21
LANSING* TSTM 68 68 100 SW7 30.05F TC 20
NORTHERLY ISL* N/A 71 67 87 W6 N/A TC 22
LMZ740>746-171200-
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 75 76 360/ 8/ 10 1017.5R 1/ 3
WINTHROP HARBOR 75 72 340/ 6/ 8 N/A 1/ 4
WAUKEGAN HARBOR 75 75 20/ 2/ 4 N/A 1/ 3
WILMETTE BUOY 73 250/ 10/ 14 1019.9R 1/ 3
NORTHERLY ISL 71 250/ 5/ 12 N/A
CALUMET HARBOR 69 200/ 7/ 9 1015.8
BURNS HARBOR 72 230/ 6/ 9 1017.6R
MICHIGAN CITY 72 210/ 4/ 6 1015.7R
MICH CITY BUOY 74 77 230/ 12/ 19 1016.1R 2/ 3
ST. JOSEPH BUOY 74 77 260/ 12/ 14 1018.2R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-171200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 75 72 90 CALM 30.02R TC 24
GALESBURG* PTCLDY 74 74 100 CALM 30.05R TC 24
MACOMB* CLEAR 73 73 99 CALM 30.05R TC 23
JACKSONVILLE* CLEAR 75 73 93 CALM 30.03R TC 24
PITTSFIELD* CLEAR 76 75 97 CALM 30.04R TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-171200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC TSTM 72 70 96 NE18G26 30.11R TC 22
BLOOMINGTON MOCLDY 72 71 97 E12 30.09R TC 22
DECATUR PTCLDY 77 71 82 S5 30.06R TC 25
PEORIA MOCLDY 75 69 81 CALM 30.06R TC 24
LACON* MOCLDY 75 70 84 S6 30.04R TC 24
LINCOLN* MOCLDY 73 73 100 SE3 30.05R TC 23
SPRINGFIELD PTCLDY 75 72 90 SE3 30.04R TC 24
TAYLORVILLE PTCLDY 73 72 94 S3 30.05R TC 23
ILZ033-039-045-046-055>057-062-063-171200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 71 67 87 NE9 30.10R TC 22
DANVILLE* CLOUDY 72 67 84 NE12G23 30.12R TC 22
RANTOUL* CLOUDY 72 67 84 E12 30.10R TC 22
MATTOON PTCLDY 73 69 87 SE5 30.05R TC 23
PARIS* MOCLDY 68 67 97 NE5 30.09R TC 20
ILZ079-100>102-171200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 74 72 95 CALM 30.02R TC 23
BELLEVILLE CLEAR 75 73 93 CALM 30.00R TC 24
CAHOKIA* PTCLDY 73 72 96 CALM 30.00S TC 23
SPARTA* CLEAR 80 73 78 S5 30.04S HX 84 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 71 70 96 CALM 30.02S TC 22
CAIRO* CLEAR 73 73 100 W3 30.03F TC 23
EFFINGHAM* PTCLDY 72 72 100 CALM 30.05R TC 22
MARION CLEAR N/A N/A N/A CALM 30.04R
MT. VERNON PTCLDY 72 72 100 CALM 30.04R TC 22
CENTRALIA* PTCLDY 74 71 91 CALM 30.04R TC 23
SALEM* PTCLDY 73 71 93 CALM 30.04R TC 23
METROPOLIS* CLEAR 72 71 96 CALM 30.03R TC 22
ILZ067-068-072-073-078-083-087-091-171200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 74 73 97 CALM 30.03R TC 23
FLORA* PTCLDY 73 N/A N/A W3 30.03S TC 23
FAIRFIELD* PTCLDY 73 72 94 W3 30.03R TC 23
HARRISBURG* PTCLDY 72 70 95 CALM 30.03R TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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