901
ASUS43 KLOT 161110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT TUE SEP 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 60 58 92 E7 30.18R TC 16
STERLING* PTCLDY 60 59 96 E5 30.21R TC 16
ILZ003-004-008-010-011-017-018-161200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 59 57 93 CALM 30.23R TC 15
ROCHELLE* CLEAR 56 55 94 CALM 30.22R FOG TC 14
DE KALB* CLEAR 59 59 100 E6 30.23R FOG TC 15
PERU* CLEAR 59 58 96 NE5 30.20R FOG TC 15
ILZ005-006-012>014-019>023-161200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 64 60 87 CALM 30.21R TC 18
CHICAGO-MIDWAY PTCLDY 67 55 65 CALM 30.21R TC 19
AURORA CLEAR 57 55 93 CALM 30.21R FOG TC 14
JOLIET* N/A 57 57 100 CALM 30.21S FOG TC 14
WAUKEGAN MOCLDY 59 57 93 CALM 30.22R FOG TC 15
DUPAGE AIRPORT CLEAR 56 54 93 CALM 30.22R TC 13
KANKAKEE* CLEAR 55 55 100 NE3 30.21R TC 13
WHEELING CLEAR 62 59 90 CALM 30.23R TC 17
MORRIS* CLEAR 59 58 98 NE3 30.20R FOG TC 15
ROMEOVILLE* CLEAR 61 59 94 E3 30.22R TC 16
LANSING* CLEAR 56 56 100 CALM 30.22R FOG TC 13
NORTHERLY ISL* N/A 65 56 72 CALM N/A TC 18
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 67 67 110/ 2/ 4 1023.6R 1/ 3
WINTHROP HARBOR 69 70 230/ 4/ 4 N/A 1/ 3
WAUKEGAN HARBOR 70 69 N/A 1/ 3
WILMETTE BUOY 70 160/ 4/ 6 1025.1R 1/ 3
CHICAGO BUOY 70 65 120/ 6/ 6 1023.7 1/ 2
HARRISON CRIB 70 160/ 4/ 6 N/A
NORTHERLY ISL 66 CALM / 4 N/A
CALUMET HARBOR 68 140/ 4/ 5 1021.7
BURNS HARBOR 68 150/ 6/ 10 1023.4R
MICHIGAN CITY 65 130/ 9/ 10 1021.2
MICH CITY BUOY 65 1021.2R
ST. JOSEPH BUOY 64 67 90/ 2/ 4 1023.7R 1
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 66 59 78 E5 30.15R TC 19
GALESBURG* PTCLDY 65 57 77 E6 30.19S TC 18
MACOMB* PTCLDY 57 56 94 NE5 30.19S TC 14
JACKSONVILLE* CLEAR 57 56 98 CALM 30.16R TC 14
PITTSFIELD* CLEAR 62 61 97 CALM 30.17R TC 17
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 55 53 93 NE3 30.20R TC 13
BLOOMINGTON CLEAR 58 55 90 NE3 30.20R TC 14
DECATUR CLEAR 60 55 83 NE5 30.17R TC 16
PEORIA CLEAR 64 58 80 NE5 30.18R TC 18
LACON* CLEAR 57 54 91 CALM 30.19R TC 14
LINCOLN* CLEAR 58 58 98 CALM 30.17R TC 15
SPRINGFIELD CLEAR 59 56 89 N3 30.16R TC 15
TAYLORVILLE CLEAR 57 54 88 MISG 30.16R TC 14
ILZ033-039-045-046-055>057-062-063-161200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 62 55 77 E7 30.17R TC 17
DANVILLE* CLEAR 62 55 77 NE5 30.19R TC 17
RANTOUL* CLEAR 62 54 74 NE5 30.19R TC 17
MATTOON CLEAR 60 56 86 N3 30.15R TC 16
ILZ079-100>102-161200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 62 61 95 MISG 30.14R TC 17
BELLEVILLE CLEAR 67 64 87 CALM 30.11R TC 20
CAHOKIA* CLEAR 63 62 97 CALM 30.13R TC 17
SPARTA* CLEAR 68 66 94 CALM 30.14R TC 20
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 CLEAR 63 62 97 CALM 30.11R FOG TC 17
CAIRO* N/A 66 66 99 CALM 30.11R TC 19
EFFINGHAM* CLOUDY 66 60 81 CALM 30.17R TC 19
MARION CLEAR 63 61 96 CALM 30.12R TC 17
MT. VERNON PTCLDY 64 63 96 N5 30.13R TC 18
CENTRALIA* PTCLDY 63 60 90 CALM 30.13R TC 17
SALEM* MOCLDY 68 62 79 NE3 30.14R TC 20
METROPOLIS* MOCLDY 67 66 96 CALM 30.12R TC 19
ILZ067-068-072-073-078-083-087-091-161200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 66 62 87 NE6 30.13R TC 19
FLORA* PTCLDY 66 63 88 CALM 30.14R TC 19
FAIRFIELD* CLEAR 66 62 87 CALM 30.13R TC 19
HARRISBURG* CLEAR 64 62 91 MISG 30.12R TC 18
ROBINSON* MOCLDY 64 61 88 N5 30.14R TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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