Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 140510
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT MON SEP 14 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-140600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 56 55 97 CALM 30.21R TC 13
STERLING* FOG 52 52 100 CALM 30.23R VSB 1 TC 11
SAVANNA* CLEAR 51 49 95 CALM 30.21R TC 10
$$
ILZ003-004-008-010-011-017-018-140600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 49 49 100 CALM 30.23R TC 9
FREEPORT* CLEAR 52 51 95 CALM 30.23R TC 11
ROCHELLE* CLEAR 47 46 94 CALM 30.22R TC 9
DE KALB* CLEAR 53 52 99 W5 30.22R TC 11
PERU* CLEAR 54 52 94 N3 30.21R TC 12
$$
ILZ005-006-012>014-019>023-140600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 56 52 86 CALM 30.19R TC 13
CHICAGO-MIDWAY CLEAR 57 53 86 NW5 30.20R TC 14
AURORA FOG 49 49 100 CALM 30.21R VSB 3/4 TC 9
JOLIET* CLEAR 53 53 100 CALM 30.21R TC 12
WAUKEGAN CLEAR 50 50 100 CALM 30.19R TC 10
DUPAGE AIRPORT CLEAR 53 52 96 CALM 30.21R TC 12
KANKAKEE* CLEAR 55 53 95 CALM 30.21R TC 13
WHEELING CLEAR 54 52 93 CALM 30.21R TC 12
ROMEOVILLE* CLEAR 57 55 94 NW5 30.21R TC 14
LANSING* CLEAR 54 50 85 CALM 30.20R TC 12
NORTHERLY ISL* N/A 61 50 67 W7 N/A TC 16
$$
LMZ740>746-140600-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 60 68 240/ 6/ 8 1014.0 2/ 5
WAUKEGAN HARBOR 61 65 300/ 6/ 8 1021.8 2/ 5
WILMETTE BUOY 63 340/ 8/ 12 1024.3R 2/ 5
CHICAGO BUOY 65 69 1021.1 2/ 5
HARRISON CRIB 63 290/ 9/ 10 N/A
NORTHERLY ISL 62 270/ 7/ 7 N/A
CALUMET HARBOR 250/ 2/ 3 1022.3
MICHIGAN CITY 66 350/ 8/ 9 1020.9R
MICH CITY BUOY 67 67 360/ 10/ 14 N/A 3/ 5
ST. JOSEPH BUOY 67 64 360/ 10/ 14 1022.7R 3/ 4
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-140600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 58 54 86 NE6 30.18S TC 14
GALESBURG* MOCLDY 54 54 100 CALM 30.22R TC 12
MACOMB* CLOUDY 56 56 100 NE5 30.23R TC 14
JACKSONVILLE* CLEAR 57 57 99 NE5 30.19R TC 14
PITTSFIELD* MOCLDY 60 55 82 CALM 30.20R TC 16
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-140600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 52 52 99 CALM 30.21R TC 11
BLOOMINGTON CLEAR 55 53 93 N8 30.21R TC 13
DECATUR CLEAR 58 52 80 NE7 30.19R TC 14
PEORIA CLEAR 57 53 86 N6 30.20R TC 14
LACON* CLEAR 52 50 92 CALM 30.21R TC 11
LINCOLN* CLEAR 57 53 85 N3 30.20R TC 14
SPRINGFIELD CLEAR 58 55 90 N7 30.19R TC 14
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-140600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 59 52 77 NE10 30.19R TC 15
RANTOUL* CLEAR 58 55 88 NE6 30.20R TC 15
MATTOON PTCLDY 59 53 80 N7 30.16R TC 15
PARIS* CLEAR 59 53 81 NE3 30.18R TC 15
$$
ILZ079-100>102-140600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 65 52 62 CALM 30.16S TC 18
BELLEVILLE CLEAR 68 54 62 N8 30.12R TC 20
CAHOKIA* CLEAR 68 53 58 NE7 30.14R TC 20
SPARTA* DRIZZLE 68 56 65 NE5 30.14R TC 20
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-140600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 76 69 79 CALM 30.08S TC 25
EFFINGHAM* CLEAR 63 51 64 N6 30.18R TC 17
MARION CLEAR 72 61 68 N6 30.11R TC 22
MT. VERNON CLEAR 69 53 56 NE9 30.13R TC 21
CENTRALIA* CLEAR 68 51 53 NE5 30.14R TC 20
SALEM* CLEAR 68 52 56 MISG 30.15R TC 20
METROPOLIS* CLEAR 72 71 95 CALM 30.08S TC 22
$$
ILZ067-068-072-073-078-083-087-091-140600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 68 54 60 N10 30.13R TC 20
FLORA* CLEAR 64 54 68 N6 30.15R TC 18
FAIRFIELD* CLEAR 69 52 55 N7 30.12R TC 20
HARRISBURG* CLEAR 72 63 74 N3 30.10S TC 22
ROBINSON* CLEAR 64 57 77 N5 30.14R TC 18
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$