101
ASUS43 KLOT 160312
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM 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.
ILZ001-002-007-009-015-016-024-160400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 71 69 93 SE9 30.01F TC 22
STERLING* MOCLDY 74 70 87 CALM 30.07R TC 23
ILZ003-004-008-010-011-017-018-160400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 78 69 73 E5 30.07S HX 80 TC 26
ROCHELLE* MOCLDY 74 71 89 E6 30.07F TC 23
DE KALB* MOCLDY 76 70 79 CALM 30.09S TC 25
PERU* DRIZZLE 78 76 94 SW6 30.08R HX 81 TC 26
ILZ005-006-012>014-019>023-160400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 83 67 58 SW3 30.09R HX 85 TC 28
CHICAGO-MIDWAY MOCLDY 85 69 58 SW6 30.09R HX 89 TC 29
AURORA CLOUDY 78 70 76 SE5 30.07F HX 80 TC 26
JOLIET* CLOUDY 79 73 83 CALM 30.10S HX 82 TC 26
WAUKEGAN CLOUDY 74 70 87 CALM 30.09R TC 23
DUPAGE AIRPORT CLOUDY 78 69 73 SE6 30.08F HX 80 TC 26
KANKAKEE* CLOUDY 77 75 94 SE3 30.12S TC 25
WHEELING MOCLDY 82 67 60 CALM 30.11R HX 84 TC 28
MORRIS* CLOUDY 78 74 88 CALM 30.08F HX 80 TC 25
ROMEOVILLE* CLOUDY 81 73 78 SE3 30.11S HX 85 TC 27
LANSING* MOCLDY 76 73 88 CALM 30.11S TC 25
NORTHERLY ISL* N/A 84 68 58 S6 N/A HX 87 TC 29
LMZ740>746-160400-
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 78 76 140/ 8/ 10 1018.8R 1
WINTHROP HARBOR 76 74 180/ 4/ 6 N/A 1/ 3
WAUKEGAN HARBOR 77 76 150/ 4/ 4 N/A 1/ 3
WILMETTE BUOY 77 190/ 4/ 6 1021.7R 1
HARRISON CRIB 90 190/ 8/ 9 N/A
NORTHERLY ISL 84 190/ 6/ 8 N/A
CALUMET HARBOR 85 170/ 4/ 6 1018.1
BURNS HARBOR 83 180/ 4/ 5 1020.0R
MICHIGAN CITY 83 160/ 7/ 10 1017.4R
MICH CITY BUOY 80 79 150/ 6/ 6 1017.7R 1
ST. JOSEPH BUOY 81 78 100/ 8/ 10 1020.3R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-160400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 82 77 84 E5 30.10R HX 90 TC 28
GALESBURG* RAIN 71 70 99 SE5 30.07F TC 21
MACOMB* CLOUDY 73 69 87 CALM 30.14F TC 23
JACKSONVILLE* MOCLDY 80 79 98 CALM 30.10S HX 86 TC 27
PITTSFIELD* MOCLDY 82 80 94 NE5 30.11R HX 94 TC 28
ILZ028>032-037-038-041>044-048-051>054-059>061-160400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 76 76 97 S3 30.12R TC 25
BLOOMINGTON CLOUDY 83 78 85 CALM 30.15R HX 93 TC 28
DECATUR MOCLDY 83 76 79 S7 30.12R HX 91 TC 28
PEORIA MOCLDY 76 68 76 NE7 30.13R TC 24
LACON* MOCLDY 73 69 88 SW6 30.12R TC 23
LINCOLN* CLOUDY 82 82 100 CALM 30.11R HX 94 TC 28
SPRINGFIELD MOCLDY 80 77 90 CALM 30.10R HX 87 TC 27
TAYLORVILLE MOCLDY 81 75 83 SE5 30.11R HX 86 TC 27
ILZ033-039-045-046-055>057-062-063-160400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 79 75 87 S6 30.12R HX 83 TC 26
DANVILLE* PTCLDY 77 73 88 CALM 30.13S TC 25
RANTOUL* MOCLDY 79 74 85 CALM 30.12S HX 83 TC 26
MATTOON PTCLDY 79 75 87 SE5 30.12R HX 83 TC 26
PARIS* PTCLDY 74 74 98 CALM 30.13S TC 24
ILZ079-100>102-160400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 79 75 89 SE6 30.09R HX 82 TC 26
BELLEVILLE CLEAR 82 75 80 S5 30.07R HX 88 TC 28
CAHOKIA* CLEAR 82 74 76 S5 30.08R HX 88 TC 28
SPARTA* CLEAR 84 73 68 SE3 30.12R HX 91 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 77 74 90 CALM 30.11R TC 25
CAIRO* CLEAR 77 75 95 CALM 30.12R TC 25
EFFINGHAM* PTCLDY 79 77 93 E5 30.14R HX 84 TC 26
MARION CLEAR 79 72 80 CALM 30.12S HX 81 TC 26
MT. VERNON CLEAR 79 75 87 CALM 30.13R HX 83 TC 26
CENTRALIA* N/A 79 73 83 SE5 30.11R HX 82 TC 26
SALEM* CLEAR 83 73 71 SE3 30.12R HX 89 TC 28
METROPOLIS* CLEAR 78 73 85 CALM 30.12R TC 25
ILZ067-068-072-073-078-083-087-091-160400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 79 76 90 N3 30.13R HX 83 TC 26
FLORA* CLEAR 79 77 94 SE5 30.12R HX 83 TC 26
FAIRFIELD* CLEAR 76 73 91 CALM 30.12R TC 25
HARRISBURG* CLEAR 76 71 84 CALM 30.12R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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