Hazardous Weather Outlook for Alton, Illinois
Hazardous Weather Outlook
National Weather Service St Louis MO
155 AM CST Wed Dec 10 2025
ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-110800-
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Marion IL-Washington IL-Randolph IL-Adams IL-Brown IL-Pike IL-
Calhoun IL-Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Knox MO-
Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-Boone MO-
Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-
Lincoln MO-Gasconade MO-Warren MO-Saint Charles MO-Franklin MO-
Saint Louis MO-Saint Louis City MO-Jefferson MO-Crawford MO-
Washington MO-Saint Francois MO-Sainte Genevieve MO-Iron MO-
Madison MO-Reynolds MO-
155 AM CST Wed Dec 10 2025
This Hazardous Weather Outlook is for portions of eastern and
central Missouri as well as west central and southwest Illinois.
.DAY ONE...Rest of tonight.
A Wind Advisory is in effect for portions of the area until noon.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
Wind Advisory for Alton, Illinois
URGENT - WEATHER MESSAGE
National Weather Service St Louis MO
109 AM CST Wed Dec 10 2025
ILZ058>060-064-065-069-095>102-MOZ018-019-026-027-034>036-052-
060>065-101800-
/O.CON.KLSX.WI.Y.0006.251210T0900Z-251210T1800Z/
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Adams IL-Brown IL-Pike IL-Calhoun IL-Jersey IL-Madison IL-Saint
Clair IL-Monroe IL-Knox MO-Lewis MO-Shelby MO-Marion MO-Monroe MO-
Ralls MO-Pike MO-Lincoln MO-Warren MO-Saint Charles MO-Franklin
MO-Saint Louis MO-Saint Louis City MO-Jefferson MO-
Including the cities of Edwardsville, Saint Charles, Belleville,
Sullivan, Quincy, Alton, Cahokia, Pittsfield, Litchfield,
Hannibal, Union, Mount Sterling, Vandalia, Bowling Green,
Washington, and Saint Louis
109 AM CST Wed Dec 10 2025
...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
* WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected.
* WHERE...Portions of south central, southwest, and west central
Illinois and east central and northeast Missouri.
* WHEN...Until noon CST today.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.
Secure outdoor objects.