744
ASUS43 KLOT 151110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT FRI AUG 15 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.
ILZ001-002-007-009-015-016-024-151200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 67 64 90 E3 30.04S TC 19
STERLING* PTCLDY 65 65 100 E3 30.07S TC 18
ILZ003-004-008-010-011-017-018-151200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 64 60 87 CALM 30.09S TC 18
ROCHELLE* PTCLDY 61 60 94 CALM 30.09S TC 16
DE KALB* PTCLDY 65 61 86 SE6 30.10S TC 19
PERU* PTCLDY 67 64 92 NE5 30.08R TC 19
ILZ005-006-012>014-019>023-151200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 71 63 75 CALM 30.09R TC 22
CHICAGO-MIDWAY PTCLDY 73 60 63 SE6 30.09R TC 23
AURORA PTCLDY 65 60 84 CALM 30.09R TC 18
JOLIET* PTCLDY 68 63 84 CALM 30.10R TC 20
WAUKEGAN PTCLDY 67 62 84 CALM 30.08S TC 19
DUPAGE AIRPORT PTCLDY 68 61 78 CALM 30.09R TC 20
KANKAKEE* CLEAR 64 63 94 CALM 30.11R TC 18
WHEELING PTCLDY 68 64 87 CALM 30.10S TC 20
MORRIS* PTCLDY 65 65 97 E3 30.08S TC 19
ROMEOVILLE* MOCLDY 68 64 88 SE5 30.10S TC 20
LANSING* MOCLDY 69 63 81 CALM 30.11R TC 20
NORTHERLY ISL* N/A 71 60 68 S3 N/A TC 22
LMZ740>746-151200-
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 75 200/ 6/ 8 1018.7R 1
WINTHROP HARBOR 72 74 230/ 2/ 4 N/A 0
WAUKEGAN HARBOR 74 74 180/ 4/ 6 N/A 1
WILMETTE BUOY 74 210/ 2/ 4 1021.3R 1
HARRISON CRIB 80 180/ 10/ 10 N/A
NORTHERLY ISL 71 160/ 3/ 4 N/A
CALUMET HARBOR 72 180/ 2/ 3 1018.0
BURNS HARBOR 73 160/ 4/ 6 1019.6R
MICHIGAN CITY 71 130/ 8/ 9 1017.8R
MICH CITY BUOY 73 78 140/ 6/ 6 1017.9R 1
ST. JOSEPH BUOY 73 78 110/ 10/ 14 1020.0R 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-151200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 71 69 93 SE5 30.04R TC 22
GALESBURG* PTCLDY 68 65 89 SE5 30.07R TC 20
MACOMB* CLEAR 65 65 100 CALM 30.07S TC 19
JACKSONVILLE* CLEAR 70 69 98 SE3 30.06R TC 21
PITTSFIELD* CLOUDY 69 68 98 CALM 30.06R VSB 1/2 TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-151200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 65 64 97 SE3 30.09R TC 18
BLOOMINGTON PTCLDY 68 66 93 SE5 30.10R TC 20
DECATUR PTCLDY 70 68 93 SE3 30.08S TC 21
PEORIA PTCLDY 71 66 84 CALM 30.06S TC 22
LACON* PTCLDY 66 63 90 CALM 30.06S TC 19
LINCOLN* CLEAR 69 69 100 CALM 30.07S TC 21
SPRINGFIELD CLEAR 71 69 93 CALM 30.06R TC 22
TAYLORVILLE CLEAR 72 70 94 SE7 30.07S TC 22
ILZ033-039-045-046-055>057-062-063-151200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 68 66 93 E3 30.09R TC 20
DANVILLE* PTCLDY 66 65 94 CALM 30.11R TC 19
RANTOUL* PTCLDY 69 65 88 SE3 30.10R TC 20
MATTOON CLEAR 70 68 93 SE6 30.09R TC 21
PARIS* CLEAR 65 65 97 CALM 30.10R TC 19
ILZ079-100>102-151200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 72 70 95 CALM 30.06R TC 22
BELLEVILLE CLEAR 73 72 97 CALM 30.04R TC 23
CAHOKIA* CLEAR 72 70 93 CALM 30.05R TC 22
SPARTA* CLEAR 75 73 92 CALM 30.08R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 69 69 100 CALM 30.07R FOG TC 21
CAIRO* CLEAR 70 70 100 CALM 30.07R TC 21
EFFINGHAM* PTCLDY 70 69 99 CALM 30.11R FOG TC 21
MARION CLEAR 72 71 96 CALM 30.08R FOG TC 22
MT. VERNON CLEAR 68 68 100 CALM 30.09R FOG TC 20
CENTRALIA* CLEAR 70 69 98 E3 30.08R FOG TC 21
SALEM* CLEAR 71 69 95 CALM 30.09R TC 22
METROPOLIS* CLEAR 72 71 97 CALM 30.08R FOG TC 22
ILZ067-068-072-073-078-083-087-091-151200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 72 71 97 N3 30.09R TC 22
FLORA* CLEAR 72 N/A N/A CALM 30.09R TC 22
FAIRFIELD* CLEAR 70 70 99 CALM 30.08R FOG TC 21
HARRISBURG* CLEAR 69 68 96 CALM 30.08R FOG TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page