821
ASUS43 KLOT 161101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT WED JUL 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.
ILZ001-002-007-009-015-016-024-161200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 73 71 93 CALM 29.87R TC 23
ILZ003-004-008-010-011-017-018-161200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 71 68 90 SE5 29.90R FOG TC 22
ROCHELLE* N/A 67 66 94 S5 29.90R FOG TC 20
PERU* CLEAR 73 72 97 CALM 29.90R FOG TC 23
ILZ005-006-012>014-019>023-161200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 76 74 93 S7 29.87F TC 24
CHICAGO-MIDWAY PTCLDY 77 72 84 S8 29.88F TC 25
AURORA PTCLDY 73 71 93 S6 29.89S FOG TC 23
JOLIET* MOCLDY 76 75 99 CALM 29.90R TC 24
WAUKEGAN PTCLDY 74 70 87 SW3 29.87S TC 23
DUPAGE AIRPORT PTCLDY 74 72 93 S7 29.88S FOG TC 23
KANKAKEE* CLEAR 73 71 95 W3 29.92R FOG TC 23
WHEELING PTCLDY 76 73 91 S6 29.89S TC 24
MORRIS* MOCLDY 73 73 100 CALM 29.88S FOG TC 23
ROMEOVILLE* MOCLDY 75 75 100 S6 29.90S FOG TC 24
LANSING* MOCLDY 73 73 100 SW6 29.91R FOG TC 23
NORTHERLY ISL* N/A 76 71 85 S8 N/A TC 24
LMZ740>746-161200-
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 76 75 210/ 12/ 14 1011.3R
WINTHROP HARBOR 75 74 220/ 4/ 4 N/A 0
WAUKEGAN HARBOR 76 74 170/ 6/ 8 N/A 0
WILMETTE BUOY 76 200/ 4/ 6 1014.2F 1
CHICAGO BUOY 77 75 210/ 8/ 12 1012.3F 1
HARRISON CRIB 83 210/ 14/ 14 N/A
NORTHERLY ISL 76 200/ 5/ 9 N/A
CALUMET HARBOR 76 180/ 7/ 9 1011.1F
BURNS HARBOR 75 190/ 4/ 6 1012.9S
MICHIGAN CITY 75 170/ 9/ 12 1010.9S
MICH CITY BUOY 75 77 170/ 6/ 8 1010.9R 1
ST. JOSEPH BUOY 76 76 210/ 14/ 16 1013.1F 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-161200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 73 72 96 S6 29.89R TC 23
GALESBURG* MOCLDY 71 71 100 S3 29.90R FOG TC 22
MACOMB* PTCLDY 70 70 100 CALM 29.92R FOG TC 21
PITTSFIELD* PTCLDY 73 73 98 S3 29.92R TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-161200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 70 69 97 CALM 29.90S FOG TC 21
BLOOMINGTON PTCLDY 71 71 100 S6 29.92S FOG TC 22
DECATUR CLEAR 74 72 93 S3 29.93R TC 23
PEORIA FOG 74 73 97 SW3 29.89R VSB 1 TC 23
LACON* CLEAR 72 70 92 CALM 29.89R TC 22
LINCOLN* PTCLDY 71 71 100 CALM 29.90F FOG TC 22
SPRINGFIELD PTCLDY 72 72 100 CALM 29.90S TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN FOG 73 72 94 S5 29.93 VSB 1 TC 23
RANTOUL* FOG 72 72 99 S6 29.93R VSB 1/4 TC 22
MATTOON CLOUDY 74 73 97 S5 29.92R TC 23
ILZ079-100>102-161200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR N/A N/A N/A CALM 29.93R FOG
BELLEVILLE CLEAR 73 72 97 CALM 29.91R FOG TC 23
CAHOKIA* CLEAR 72 71 97 CALM 29.92R TC 22
SPARTA* CLEAR 75 73 96 S5 29.95R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 74 74 100 S3 29.94R FOG TC 23
CAIRO* CLEAR 75 75 99 SW5 29.96S TC 24
EFFINGHAM* CLOUDY 74 74 100 S6 29.95R FOG TC 23
MARION MOCLDY 74 73 96 S3 29.95S TC 23
MT. VERNON CLOUDY 74 74 100 SW8 29.94R FOG TC 23
CENTRALIA* PTCLDY 73 73 98 S5 29.94R FOG TC 23
SALEM* CLOUDY 75 74 99 SW5 29.93S FOG TC 24
METROPOLIS* CLEAR 74 73 96 SW5 29.96S TC 24
ILZ067-068-072-073-078-083-087-091-161200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 75 75 100 S6 29.94R TC 24
FLORA* MOCLDY 75 N/A N/A S6 29.94R HAZE TC 24
FAIRFIELD* CLOUDY 74 73 98 SW3 29.94R TC 23
HARRISBURG* CLOUDY 75 73 96 CALM 29.95S FOG TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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