775
ASUS43 KLOT 160910
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT SAT AUG 16 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.
ILZ001-002-007-009-015-016-024-161000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 70 68 93 CALM 30.08F TC 21
STERLING* CLEAR 68 68 100 S5 30.08F TC 20
ILZ003-004-008-010-011-017-018-161000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 69 68 96 S7 30.02F TC 21
ROCHELLE* PTCLDY 65 64 94 SW6 30.07F TC 19
DE KALB* PTCLDY 68 67 96 S5 30.07F TC 20
PERU* MOCLDY 70 67 92 NW5 30.10R TC 21
ILZ005-006-012>014-019>023-161000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 78 71 79 S6 30.04F HX 80 TC 26
CHICAGO-MIDWAY PTCLDY 80 72 76 SW5 30.05S HX 84 TC 27
AURORA PTCLDY 70 67 90 CALM 30.06F TC 21
JOLIET* PTCLDY 76 75 95 CALM 30.08R TC 25
WAUKEGAN PTCLDY 75 69 81 SW8 30.01F TC 24
DUPAGE AIRPORT PTCLDY 74 66 76 SW3 30.05F TC 23
KANKAKEE* MOCLDY 75 66 73 SW3 30.09S TC 24
WHEELING PTCLDY 79 72 79 S6 30.05F HX 82 TC 26
MORRIS* PTCLDY 72 70 93 W3 30.07S TC 22
ROMEOVILLE* PTCLDY 75 75 100 W3 30.08S TC 24
LANSING* MOCLDY 75 74 95 S8 30.07S TC 24
NORTHERLY ISL* N/A 80 71 74 SW5 N/A HX 84 TC 27
LMZ740>746-161000-
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 76 180/ 6/ 8 1017.0R 1/ 3
WINTHROP HARBOR 77 75 180/ 6/ 8 N/A 1
WAUKEGAN HARBOR 76 75 180/ 6/ 8 N/A 0
WILMETTE BUOY 76 170/ 6/ 8 1019.8F 1
HARRISON CRIB 85 120/ 8/ 8 N/A
NORTHERLY ISL 80 190/ 5/ 6 N/A
CALUMET HARBOR 80 160/ 2/ 3 1016.6
BURNS HARBOR 79 170/ 4/ 5 1018.3F
MICHIGAN CITY 79 150/ 8/ 9 1016.3F
MICH CITY BUOY 78 78 160/ 6/ 8 1016.3F 1/ 2
ST. JOSEPH BUOY 78 77 140/ 12/ 16 1018.6F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-161000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 76 73 91 SE7 30.06R TC 24
GALESBURG* PTCLDY 70 70 100 NE3 30.12S TC 21
MACOMB* PTCLDY 71 70 97 NE6 30.10S TC 22
JACKSONVILLE* PTCLDY 76 76 98 S3 30.08R TC 25
PITTSFIELD* PTCLDY 76 75 98 CALM 30.08R TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-161000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 72 70 93 S3 30.10R TC 22
BLOOMINGTON PTCLDY 71 70 96 E6 30.12R TC 22
DECATUR PTCLDY 79 73 82 S5 30.10S HX 82 TC 26
PEORIA PTCLDY 74 71 91 NE3 30.09R TC 23
LACON* PTCLDY 70 68 94 CALM 30.09S TC 21
LINCOLN* PTCLDY 75 75 100 CALM 30.09R TC 24
SPRINGFIELD PTCLDY 76 72 87 S3 30.08R TC 24
TAYLORVILLE PTCLDY 73 72 94 S5 30.09S TC 23
ILZ033-039-045-046-055>057-062-063-161000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 75 72 90 SE5 30.10S TC 24
DANVILLE* CLOUDY 72 67 83 N18G36 30.14R TC 22
RANTOUL* MOCLDY 79 72 77 CALM 30.11S HX 83 TC 26
MATTOON MOCLDY 77 71 82 S3 30.10S TC 25
PARIS* PTCLDY 72 71 98 CALM 30.11F TC 22
ILZ079-100>102-161000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 75 72 89 SW3 30.09R TC 24
BELLEVILLE PTCLDY 76 73 90 CALM 30.06R TC 25
CAHOKIA* PTCLDY 76 72 87 S3 30.07R TC 24
SPARTA* PTCLDY 79 73 81 S3 30.10R HX 82 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 72 71 97 CALM 30.08S TC 22
CAIRO* CLEAR 73 73 99 CALM 30.09R TC 23
EFFINGHAM* MOCLDY 74 74 100 CALM 30.12R TC 24
MARION PTCLDY 74 72 92 CALM 30.09S TC 24
MT. VERNON PTCLDY 72 72 100 CALM 30.10R TC 22
CENTRALIA* PTCLDY 77 69 77 S3 30.09R TC 25
SALEM* PTCLDY 76 70 82 CALM 30.10R TC 24
METROPOLIS* CLEAR 72 71 96 CALM 30.09S TC 22
ILZ067-068-072-073-078-083-087-091-161000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 74 72 93 CALM 30.11R TC 23
FAIRFIELD* PTCLDY 72 71 96 CALM 30.09R TC 22
HARRISBURG* PTCLDY 70 68 95 CALM 30.09S TC 21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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