243
ASUS43 KLOT 151010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-151100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 69 64 84 CALM 30.04S TC 21
STERLING* PTCLDY 64 64 100 E5 30.07S TC 18
ILZ003-004-008-010-011-017-018-151100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 65 61 87 S3 30.09R TC 18
ROCHELLE* PTCLDY 61 59 93 CALM 30.09S TC 16
DE KALB* PTCLDY 65 61 87 SE6 30.09S TC 18
PERU* MOCLDY 66 65 94 NE3 30.07S TC 19
ILZ005-006-012>014-019>023-151100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 70 63 78 CALM 30.08R TC 21
CHICAGO-MIDWAY MOCLDY 73 61 65 S3 30.08R TC 23
AURORA PTCLDY 64 60 87 CALM 30.08R TC 18
JOLIET* MOCLDY 70 63 79 CALM 30.09R TC 21
WAUKEGAN PTCLDY 67 62 84 CALM 30.08R TC 19
DUPAGE AIRPORT PTCLDY 67 61 81 CALM 30.08R TC 19
KANKAKEE* CLEAR 64 63 94 CALM 30.09S TC 18
WHEELING PTCLDY 70 65 84 CALM 30.10R TC 21
MORRIS* MOCLDY 65 65 100 CALM 30.08R TC 18
ROMEOVILLE* MOCLDY 68 66 94 CALM 30.10R TC 20
LANSING* PTCLDY 68 63 83 CALM 30.09S TC 20
NORTHERLY ISL* N/A 72 61 68 S1 N/A TC 22
LMZ740>746-151100-
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 76 200/ 6/ 8 1018.4R
WINTHROP HARBOR 72 74 240/ 2/ 4 N/A 1
WAUKEGAN HARBOR 73 74 210/ 2/ 4 N/A 1
WILMETTE BUOY 74 230/ 2/ 4 1021.1R 1
HARRISON CRIB 80 190/ 6/ 7 N/A
NORTHERLY ISL 71 180/ 3/ 4 N/A
CALUMET HARBOR 72 160/ 4/ 6 1017.4F
BURNS HARBOR 73 150/ 2/ 5 1019.3R
MICHIGAN CITY 71 130/ 8/ 10 1017.3F
MICH CITY BUOY 73 78 140/ 10/ 12 1017.4R 1
ST. JOSEPH BUOY 73 78 110/ 12/ 14 1019.6R 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-151100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 73 70 90 E5 30.03R TC 23
GALESBURG* PTCLDY 69 65 86 SE5 30.06S TC 20
MACOMB* PTCLDY 65 65 100 E3 30.07R TC 19
JACKSONVILLE* CLEAR 70 69 98 SE3 30.05R TC 21
PITTSFIELD* CLEAR 69 69 99 CALM 30.05R TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-151100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 66 65 97 CALM 30.08S TC 19
BLOOMINGTON PTCLDY 69 66 90 S5 30.09R TC 21
DECATUR PTCLDY 70 68 93 CALM 30.08R TC 21
PEORIA PTCLDY 72 66 81 CALM 30.06R TC 22
LACON* PTCLDY 66 63 91 CALM 30.06R TC 19
LINCOLN* CLEAR 69 69 100 CALM 30.06S TC 20
SPRINGFIELD CLEAR 72 69 90 E5 30.05R TC 22
TAYLORVILLE PTCLDY 72 70 94 E5 30.07R TC 22
ILZ033-039-045-046-055>057-062-063-151100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 69 66 90 E3 30.08R TC 21
DANVILLE* CLEAR 68 65 90 CALM 30.09R TC 20
RANTOUL* CLEAR 69 65 86 CALM 30.08S TC 20
MATTOON CLEAR 71 68 90 SE6 30.07R TC 22
PARIS* CLEAR 66 65 97 SE3 30.08R TC 19
ILZ079-100>102-151100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 71 70 95 CALM 30.05R TC 22
BELLEVILLE CLEAR 73 71 95 CALM 30.03R TC 23
CAHOKIA* CLEAR 72 70 93 S3 30.03R TC 22
SPARTA* CLEAR 74 73 93 CALM 30.06S TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 70 70 100 CALM 30.05R FOG TC 21
CAIRO* CLEAR 73 73 100 CALM 30.06R TC 23
EFFINGHAM* CLEAR 70 70 100 CALM 30.09R FOG TC 21
MARION PTCLDY 71 70 96 CALM 30.07R TC 22
MT. VERNON CLEAR 69 69 100 CALM 30.06R FOG TC 21
CENTRALIA* CLEAR 71 70 97 CALM 30.06R TC 22
SALEM* CLEAR 74 71 90 CALM 30.06S TC 23
METROPOLIS* N/A 72 71 97 CALM 30.06R FOG TC 22
ILZ067-068-072-073-078-083-087-091-151100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE N/A 72 71 97 N3 30.07R TC 22
FLORA* CLEAR 72 N/A N/A CALM 30.07R HAZE TC 22
FAIRFIELD* CLEAR 71 70 98 CALM 30.06R TC 22
HARRISBURG* CLEAR 69 68 96 CALM 30.07R TC 21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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