607
ASUS43 KLOT 080510
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT TUE SEP 08 2026
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.
ILZ001-002-007-009-015-016-024-080600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 64 60 87 E6 30.11S TC 18
STERLING* CLEAR 62 59 90 E6 30.14R TC 17
SAVANNA* PTCLDY 66 58 75 SE8 30.12S TC 19
ILZ003-004-008-010-011-017-018-080600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 64 58 80 E5 30.16S TC 18
FREEPORT* PTCLDY 61 59 95 SE7 30.16S TC 16
ROCHELLE* CLEAR 60 58 92 SE5 30.16R TC 16
DE KALB* CLEAR 62 59 90 E3 30.18R TC 17
PERU* CLEAR 64 61 88 E6 30.14R TC 18
ILZ005-006-012>014-019>023-080600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 68 61 78 E5 30.15S TC 20
CHICAGO-MIDWAY PTCLDY 70 64 81 E5 30.15S TC 21
AURORA PTCLDY 65 61 87 E3 30.15R TC 18
JOLIET* CLEAR 67 61 79 E3 30.16R TC 20
WAUKEGAN PTCLDY 68 63 84 E5 30.16R TC 20
DUPAGE AIRPORT PTCLDY 67 61 81 CALM 30.16R TC 19
KANKAKEE* PTCLDY 61 57 87 CALM 30.16S TC 16
WHEELING PTCLDY 65 61 87 CALM 30.17S TC 18
ROMEOVILLE* PTCLDY 68 61 77 E6 30.16S TC 20
LANSING* PTCLDY 64 57 80 E3 30.16F TC 18
NORTHERLY ISL* N/A 71 62 73 SE8 N/A TC 22
LMZ740>746-080600-
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)
WINTHROP HARBOR 73 72 80/ 12/ 16 1020.1 2/ 4
WAUKEGAN HARBOR 73 72 100/ 12/ 16 1020.9 2/ 3
WILMETTE BUOY 73 110/ 10/ 14 1023.9R 2/ 3
CHICAGO BUOY 74 73 1020.1 2/ 3
HARRISON CRIB 74 120/ 14/ 16 N/A
NORTHERLY ISL 71 100/ 8/ 12 N/A
CALUMET HARBOR 72 100/ 4/ 7 1021.3
MICHIGAN CITY 69 110/ 8/ 11 1020.1R
MICH CITY BUOY 68 68 120/ 8/ 10 N/A 1
ST. JOSEPH BUOY 65 63 120/ 8/ 10 1022.6R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-080600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 69 59 70 E8 30.08S TC 21
GALESBURG* PTCLDY 67 62 83 E3 30.13R TC 20
MACOMB* PTCLDY 65 63 93 SE6 30.13R FOG TC 18
JACKSONVILLE* CLEAR 67 58 74 CALM 30.10S TC 19
PITTSFIELD* CLEAR 69 58 66 E5 30.10S TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-080600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 62 58 88 SE5 30.15R TC 17
BLOOMINGTON CLEAR 62 59 90 E6 30.15S TC 17
DECATUR CLEAR 61 57 87 E5 30.13R TC 16
PEORIA PTCLDY 70 59 68 E5 30.12S TC 21
LACON* CLEAR 67 56 69 SE5 30.13R TC 19
LINCOLN* CLEAR 65 60 85 E5 30.13R TC 18
SPRINGFIELD CLEAR 68 58 70 E5 30.11S TC 20
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-080600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 62 58 86 E7 30.13F TC 17
RANTOUL* CLEAR 64 58 81 E6 30.15S TC 18
MATTOON CLEAR 63 58 83 E3 30.11F TC 17
PARIS* CLEAR 61 60 94 E5 30.13S TC 16
ILZ079-100>102-080600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR N/A N/A N/A E3 30.09S
BELLEVILLE CLEAR 70 59 69 SE5 30.06S TC 21
CAHOKIA* CLEAR 69 57 65 SE3 30.07S TC 21
SPARTA* CLEAR 62 58 87 CALM 30.10S TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-080600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 64 64 97 CALM 30.09R TC 18
EFFINGHAM* CLEAR 63 60 91 CALM 30.13R TC 17
MARION CLEAR 66 55 68 E3 30.09S TC 19
MT. VERNON CLEAR 58 56 93 CALM 30.10S TC 14
CENTRALIA* CLEAR 61 56 82 E3 30.10S TC 16
SALEM* CLEAR 65 57 77 MISG 30.10F TC 18
METROPOLIS* CLEAR 63 62 97 CALM 30.09S TC 17
ILZ067-068-072-073-078-083-087-091-080600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 65 58 78 N5 30.11S TC 18
FLORA* CLEAR 63 55 77 CALM 30.11S TC 17
FAIRFIELD* CLEAR 66 54 65 N3 30.10S TC 19
HARRISBURG* CLEAR 62 59 88 CALM 30.10R TC 17
ROBINSON* CLEAR 57 57 100 CALM 30.11S TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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