476
ASUS43 KLOT 150706
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM CDT MON SEP 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.
ILZ001-002-007-009-015-016-024-150800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 68 65 90 E6 30.06R TC 20
STERLING* CLEAR 63 63 100 E7 30.10S TC 17
ILZ003-004-008-010-011-017-018-150800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 67 60 78 E5 30.13S TC 19
ROCHELLE* CLEAR 64 58 82 E5 30.12S TC 18
DE KALB* CLEAR 64 61 91 E7 30.13S TC 18
PERU* CLEAR 67 61 83 E7 30.10R TC 19
ILZ005-006-012>014-019>023-150800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 68 58 70 SE5 30.12R TC 20
CHICAGO-MIDWAY CLEAR 71 54 54 SE8 30.12R TC 22
AURORA CLEAR 64 60 87 E3 30.11S TC 18
JOLIET* CLEAR 69 57 65 SE10 30.12R TC 21
WAUKEGAN CLEAR 69 61 75 SE6 30.13R TC 21
DUPAGE AIRPORT CLEAR 68 60 75 E5 30.12S TC 20
KANKAKEE* CLEAR 64 55 72 E7 30.12S TC 18
WHEELING CLEAR 69 60 73 SE3 30.14R TC 21
MORRIS* CLEAR 68 58 70 SE8 30.10S TC 20
ROMEOVILLE* PTCLDY 68 59 73 E8 30.13S TC 20
LANSING* CLEAR 64 56 76 E6 30.13S TC 18
LMZ740>746-150800-
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 69 67 140/ 8/ 10 1020.7S
WINTHROP HARBOR 70 66 110/ 6/ 8 N/A 2/ 3
WAUKEGAN HARBOR 71 70 N/A 1/ 3
WILMETTE BUOY 71 140/ 10/ 12 1022.0R 2/ 3
CHICAGO BUOY 71 66 130/ 10/ 14 1020.6R 2/ 3
HARRISON CRIB 72 140/ 13/ 15 N/A
CALUMET HARBOR 71 110/ 4/ 7 1019.1
BURNS HARBOR 71 120/ 5/ 8 1020.3S
MICHIGAN CITY 69 110/ 7/ 10 1019.1R
MICH CITY BUOY 68 1018.5S
ST. JOSEPH BUOY 68 69 70/ 8/ 10 1021.4S 0
ILZ025>027-034>036-040-047-049-050-058-095>099-150800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 74 66 76 E8 30.03R TC 23
GALESBURG* PTCLDY 72 64 76 E3 30.07S TC 22
MACOMB* PTCLDY 67 65 94 E3 30.08R TC 20
JACKSONVILLE* PTCLDY 70 65 82 E5 30.04S TC 21
PITTSFIELD* PTCLDY 72 66 82 E5 30.05R TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-150800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 67 57 71 E7 30.10R TC 19
BLOOMINGTON CLEAR 66 61 84 E7 30.10R TC 19
DECATUR CLEAR 68 64 87 E3 30.07R TC 20
PEORIA PTCLDY 73 64 73 E7 30.06S TC 23
LACON* CLEAR 68 60 75 E7 30.07S TC 20
LINCOLN* PTCLDY 68 65 91 E3 30.06S TC 20
SPRINGFIELD PTCLDY 71 66 84 E6 30.05R TC 22
TAYLORVILLE PTCLDY 72 66 83 MISG 30.05S TC 22
ILZ033-039-045-046-055>057-062-063-150800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 68 60 75 E6 30.08R TC 20
DANVILLE* CLEAR 67 56 69 E6 30.10S TC 19
RANTOUL* CLEAR 67 57 69 E10 30.09S TC 20
MATTOON CLEAR 69 64 84 N3 30.06R TC 21
ILZ079-100>102-150800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 71 68 92 MISG 30.03S TC 21
BELLEVILLE PTCLDY 75 69 80 CALM 29.99R TC 24
CAHOKIA* PTCLDY 70 67 90 CALM 30.01 TC 21
SPARTA* PTCLDY 75 68 80 SW3 30.03R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-150800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 70 66 85 CALM 29.98F TC 21
EFFINGHAM* CLEAR 72 68 89 E3 30.06R TC 22
MARION PTCLDY 70 67 89 CALM 30.01S TC 21
MT. VERNON PTCLDY 72 69 90 N6 30.02R TC 22
CENTRALIA* PTCLDY 71 68 90 E6 30.02S TC 22
SALEM* PTCLDY 74 68 80 E3 30.03R TC 24
METROPOLIS* PTCLDY 69 68 97 CALM 30.00R FOG TC 21
ILZ067-068-072-073-078-083-087-091-150800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 70 67 90 CALM 30.04R TC 21
FLORA* CLEAR 72 66 83 E7 30.04R TC 22
FAIRFIELD* CLEAR 73 65 75 CALM 30.02R TC 23
HARRISBURG* PTCLDY 68 64 87 MISG 30.00S TC 20
ROBINSON* CLEAR 63 63 100 CALM 30.05R TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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