651
ASUS43 KLOT 151512
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-151600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 80 71 74 SE5 30.06S HX 84 TC 27
STERLING* MOSUNNY 79 72 79 VRB3 30.10R HX 82 TC 26
ILZ003-004-008-010-011-017-018-151600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 78 68 71 S8 30.11R HX 80 TC 26
ROCHELLE* MOSUNNY 77 67 72 S7 30.11R TC 25
DE KALB* MOSUNNY 79 68 70 S8 30.12S HX 81 TC 26
PERU* SUNNY 80 71 74 CALM 30.10R HX 83 TC 26
ILZ005-006-012>014-019>023-151600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 82 64 54 S9 30.10S HX 83 TC 28
CHICAGO-MIDWAY MOSUNNY 83 64 52 SW7 30.10S HX 84 TC 28
AURORA MOSUNNY 80 67 64 S6 30.10S HX 82 TC 27
JOLIET* MOSUNNY 80 70 70 CALM 30.11S HX 83 TC 27
WAUKEGAN MOSUNNY 82 64 54 S6 30.10S HX 83 TC 28
DUPAGE AIRPORT SUNNY 80 66 62 SE7 30.10S HX 82 TC 27
KANKAKEE* MOSUNNY 79 70 73 S6 30.12S HX 81 TC 26
WHEELING MOSUNNY 82 65 56 S9 30.12S HX 84 TC 28
MORRIS* MOSUNNY 78 71 78 S3 30.09S HX 80 TC 26
ROMEOVILLE* MOSUNNY 81 70 69 SE6 30.11S HX 84 TC 27
LANSING* SUNNY 80 67 63 S5 30.12S HX 83 TC 27
NORTHERLY ISL* N/A 79 67 66 SE5 N/A HX 81 TC 26
LMZ740>746-151600-
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 75 190/ 6/ 8 1019.5R 1
WINTHROP HARBOR 75 74 200/ 6/ 8 N/A 1
WAUKEGAN HARBOR 75 74 180/ 4/ 6 N/A 1
WILMETTE BUOY 75 150/ 10/ 12 1022.0S 1
HARRISON CRIB 83 150/ 9/ 10 N/A
NORTHERLY ISL 78 120/ 2/ 4 N/A
CALUMET HARBOR 80 120/ 3/ 6 1018.6
BURNS HARBOR 80 180/ 1/ 5 1020.3S
MICHIGAN CITY 79 130/ 6/ 7 1018.3F
MICH CITY BUOY 77 77 150/ 8/ 10 1018.2R 1
ST. JOSEPH BUOY 77 78 120/ 6/ 8 1020.9R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-151600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 83 72 69 SW8 30.06R HX 88 TC 28
GALESBURG* MOSUNNY 79 72 78 S3 30.08S HX 82 TC 26
MACOMB* SUNNY 82 74 79 CALM 30.09S HX 87 TC 28
JACKSONVILLE* SUNNY 83 73 69 S5 30.08R HX 89 TC 29
PITTSFIELD* SUNNY 84 76 76 S3 30.08S HX 92 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-151600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 82 72 73 S7 30.11R HX 86 TC 28
BLOOMINGTON MOSUNNY 81 74 79 S9 30.11S HX 86 TC 27
DECATUR SUNNY 85 75 72 S8 30.10R HX 93 TC 29
PEORIA MOSUNNY 81 71 71 SW5 30.08R HX 85 TC 27
LACON* MOSUNNY 79 70 74 CALM 30.08R HX 82 TC 26
LINCOLN* SUNNY 83 74 73 S5 30.09R HX 89 TC 28
SPRINGFIELD SUNNY 84 74 71 S6 30.08R HX 91 TC 29
TAYLORVILLE SUNNY 84 75 74 S5 30.10S HX 92 TC 29
ILZ033-039-045-046-055>057-062-063-151600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 83 73 72 S12 30.12R HX 89 TC 28
DANVILLE* SUNNY 82 70 67 S5 30.13S HX 86 TC 28
RANTOUL* MOSUNNY 82 70 65 S6 30.12R HX 86 TC 28
MATTOON PTSUNNY 82 73 74 S8 30.11R HX 87 TC 28
PARIS* SUNNY 83 71 66 S6 30.13R HX 87 TC 28
ILZ079-100>102-151600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 84 75 74 SE6 30.09R HX 92 TC 29
BELLEVILLE SUNNY 87 76 70 SW3 30.06S HX 97 TC 30
CAHOKIA* SUNNY 87 75 67 S7 30.07S HX 96 TC 31
SPARTA* SUNNY 89 73 59 S5 30.10S HX 97 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 86 75 69 CALM 30.09S HX 95 TC 30
CAIRO* SUNNY 84 78 80 CALM 30.11S HX 95 TC 29
EFFINGHAM* SUNNY 85 75 73 SE3 30.12S HX 93 TC 29
MARION SUNNY 86 75 70 CALM 30.10S HX 95 TC 30
MT. VERNON SUNNY 88 73 61 VRB5 30.11R HX 95 TC 31
CENTRALIA* SUNNY 87 72 59 S5 30.10S HX 93 TC 31
SALEM* SUNNY 87 73 61 CALM 30.11R HX 94 TC 31
METROPOLIS* SUNNY 85 74 69 CALM 30.12R HX 92 TC 29
ILZ067-068-072-073-078-083-087-091-151600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 83 75 77 CALM 30.12R HX 90 TC 28
FLORA* SUNNY 84 75 74 S5 30.11S HX 92 TC 29
FAIRFIELD* SUNNY 84 74 73 CALM 30.11R HX 91 TC 29
HARRISBURG* SUNNY 86 74 66 CALM 30.11 HX 93 TC 30
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