251
ASUS43 KLOT 151310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-151400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 71 66 84 E5 30.05S TC 22
STERLING* MOSUNNY 69 69 100 E5 30.09R TC 21
ILZ003-004-008-010-011-017-018-151400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 70 63 78 SE3 30.11R TC 21
ROCHELLE* SUNNY 70 66 87 CALM 30.11R TC 21
DE KALB* MOSUNNY 73 64 74 SE7 30.12R TC 23
PERU* MOSUNNY 72 66 80 SE5 30.09R TC 22
ILZ005-006-012>014-019>023-151400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 74 63 68 SE3 30.10R TC 23
CHICAGO-MIDWAY MOSUNNY 76 61 59 VRB5 30.10R TC 24
AURORA MOSUNNY 73 64 73 SE5 30.10R HAZE TC 23
JOLIET* MOSUNNY 74 66 75 CALM 30.10S TC 24
WAUKEGAN MOSUNNY 73 64 73 S5 30.10R TC 23
DUPAGE AIRPORT MOSUNNY 73 64 73 SE3 30.10R TC 23
KANKAKEE* MOSUNNY 72 66 83 SE3 30.12R TC 22
WHEELING MOSUNNY 73 65 75 S5 30.12R TC 23
MORRIS* MOSUNNY 71 67 89 SE3 30.09S TC 22
ROMEOVILLE* MOSUNNY 72 68 88 SE5 30.11R TC 22
LANSING* SUNNY 72 65 78 CALM 30.12R TC 22
NORTHERLY ISL* N/A 75 62 64 SE5 N/A TC 24
LMZ740>746-151400-
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 75 190/ 8/ 10 1019.9R
WINTHROP HARBOR 73 74 200/ 4/ 6 N/A 1
WAUKEGAN HARBOR 74 74 190/ 4/ 6 N/A 1
WILMETTE BUOY 75 160/ 8/ 10 1021.8R 1
HARRISON CRIB 81 180/ 8/ 9 N/A
NORTHERLY ISL 74 160/ 2/ 4 N/A
CALUMET HARBOR 73 140/ 3/ 4 1018.3S
BURNS HARBOR 74 CALM / 4 1020.3R
MICHIGAN CITY 73 130/ 8/ 9 1018.2R
MICH CITY BUOY 73 77 140/ 8/ 10 1018.0F 1
ST. JOSEPH BUOY 73 78 110/ 12/ 14 1020.5R 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-151400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 75 71 87 S6 30.04S TC 24
GALESBURG* SUNNY 71 67 88 SE5 30.08R TC 22
MACOMB* SUNNY 71 70 98 CALM 30.08R FOG TC 22
JACKSONVILLE* SUNNY 76 75 97 S5 30.06F TC 25
PITTSFIELD* SUNNY 74 73 98 CALM 30.07S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-151400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 71 69 93 SE5 30.10S TC 22
BLOOMINGTON SUNNY 74 70 87 S8 30.11R TC 23
DECATUR SUNNY 77 72 84 S8 30.10R TC 25
PEORIA SUNNY 74 69 85 SE6 30.07R TC 23
LACON* SUNNY 71 65 82 CALM 30.07S TC 22
LINCOLN* SUNNY 74 74 100 SE3 30.08S TC 24
SPRINGFIELD SUNNY 76 71 85 S6 30.07R TC 24
TAYLORVILLE SUNNY 75 72 88 S6 30.09R TC 24
ILZ033-039-045-046-055>057-062-063-151400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 76 70 82 SE7 30.11R TC 24
DANVILLE* MOSUNNY 73 68 84 CALM 30.13R TC 23
RANTOUL* MOSUNNY 72 66 82 SE3 30.11S TC 22
MATTOON MOSUNNY 76 70 82 S7 30.10R TC 24
ILZ079-100>102-151400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE SUNNY 77 73 87 S3 30.06S TC 25
CAHOKIA* MOSUNNY 77 72 84 CALM 30.07R TC 25
SPARTA* SUNNY 79 74 86 SE3 30.10R HX 82 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 76 74 93 S3 30.09R TC 24
CAIRO* SUNNY 77 76 98 CALM 30.10R TC 25
EFFINGHAM* SUNNY 76 73 91 SE5 30.12R TC 24
MT. VERNON SUNNY 77 74 90 CALM 30.10S TC 25
CENTRALIA* SUNNY 77 74 90 CALM 30.10R TC 25
SALEM* SUNNY 78 73 83 CALM 30.10S HX 81 TC 26
METROPOLIS* SUNNY 76 75 96 CALM 30.10R TC 24
ILZ067-068-072-073-078-083-087-091-151400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 75 71 87 CALM 30.11R TC 24
FLORA* SUNNY 75 75 100 S5 30.11R TC 24
FAIRFIELD* SUNNY 76 72 87 CALM 30.10R TC 24
HARRISBURG* SUNNY 77 73 87 CALM 30.11R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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