513
ASUS43 KLOT 140310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT SAT SEP 13 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.
ILZ001-002-007-009-015-016-024-140400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 74 69 85 E5 29.94S TC 23
STERLING* CLEAR 70 69 97 E7 29.98R TC 21
ILZ003-004-008-010-011-017-018-140400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 68 64 87 CALM 30.01R TC 20
ROCHELLE* CLEAR 70 62 75 E5 30.00R TC 21
DE KALB* PTCLDY 68 64 88 E5 30.02R TC 20
PERU* PTCLDY 73 67 82 NE7 29.98R TC 23
ILZ005-006-012>014-019>023-140400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 70 65 84 E5 30.00S TC 21
CHICAGO-MIDWAY PTCLDY 72 64 76 SE5 30.00S TC 22
AURORA PTCLDY 69 64 84 E5 29.99S TC 21
JOLIET* PTCLDY 71 67 87 E5 30.00R TC 22
WAUKEGAN CLEAR 65 63 93 CALM 30.01S FOG TC 18
DUPAGE AIRPORT PTCLDY 71 63 75 E3 30.00S TC 22
KANKAKEE* CLEAR 66 64 94 E5 30.01R TC 19
WHEELING CLEAR 69 65 86 CALM 30.01F TC 21
MORRIS* CLEAR 69 66 92 E6 29.98S TC 21
ROMEOVILLE* PTCLDY 70 68 94 E6 30.01R TC 21
LANSING* CLEAR 67 64 90 SE5 30.01S TC 20
LMZ740>746-140400-
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 66 130/ 6/ 8 1016.8R 1/ 4
WINTHROP HARBOR 69 67 120/ 4/ 6 N/A 1/ 4
WAUKEGAN HARBOR 70 69 N/A 1/ 2
WILMETTE BUOY 70 120/ 8/ 10 1018.0F 1/ 2
CHICAGO BUOY 70 65 120/ 8/ 10 1016.5 1
HARRISON CRIB 70 120/ 11/ 12 N/A
CALUMET HARBOR 71 130/ 4/ 6 1014.9
BURNS HARBOR 69 150/ 5/ 9 1016.3F
MICHIGAN CITY 67 80/ 4/ 5 1015.0F
MICH CITY BUOY 67 1014.4S
ST. JOSEPH BUOY 68 69 80/ 8/ 12 1017.4F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-140400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 77 66 68 S5 29.96S TC 25
GALESBURG* CLEAR 70 66 87 CALM 29.97R TC 21
MACOMB* CLEAR 70 64 82 SW3 29.98R TC 21
JACKSONVILLE* CLEAR 73 65 75 S3 29.96S TC 23
PITTSFIELD* CLEAR 73 68 84 CALM 29.97F TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-140400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 70 66 88 NE3 29.97S TC 21
BLOOMINGTON MOCLDY 80 68 66 W8 29.98R HX 83 TC 27
DECATUR PTCLDY 84 65 52 W7 29.97R HX 86 TC 29
PEORIA CLEAR 76 65 68 CALM 29.95R TC 24
LACON* PTCLDY 74 65 72 E5 29.96R TC 24
LINCOLN* CLEAR 82 66 60 CALM 29.95S HX 84 TC 28
SPRINGFIELD CLEAR 76 64 66 SW5 29.96S TC 24
TAYLORVILLE CLEAR 73 63 68 MISG 29.97S TC 23
ILZ033-039-045-046-055>057-062-063-140400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 74 65 73 SE5 29.97R TC 23
DANVILLE* CLEAR 69 65 85 E5 29.99S TC 21
RANTOUL* CLEAR 72 63 72 SE3 29.97S TC 22
MATTOON PTCLDY 78 65 63 S8 29.96S HX 80 TC 26
ILZ079-100>102-140400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 70 88 SE5 29.97S TC 23
CAHOKIA* CLEAR 74 67 78 SE5 29.96S TC 23
SPARTA* PTCLDY 83 66 56 SW7 29.99S HX 85 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-140400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 72 67 84 S3 29.98S TC 22
CAIRO* CLEAR 73 69 88 CALM 30.00S TC 23
EFFINGHAM* MOCLDY 76 68 77 CALM 29.99S TC 25
MARION CLEAR 77 65 66 CALM 30.00S TC 25
MT. VERNON CLEAR 75 68 78 CALM 29.99S TC 24
CENTRALIA* CLEAR 74 65 72 CALM 29.99R TC 23
SALEM* CLEAR 77 65 66 CALM 29.98S TC 25
METROPOLIS* CLEAR 72 66 81 CALM 30.01S TC 22
ILZ067-068-072-073-078-083-087-091-140400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 72 64 76 S5 29.98S TC 22
FLORA* PTCLDY 73 66 78 S7 29.98F TC 23
FAIRFIELD* CLEAR 76 64 64 CALM 29.99S TC 25
HARRISBURG* CLEAR 72 65 77 MISG 30.00S TC 22
ROBINSON* PTCLDY 73 63 68 S1 29.97S TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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