🔥 Topics

* AFFECTED AREA...In Illinois, Fire Weather Zones 058, 059, 079,
098, 099, 100, 101 and 102. In Missouri, Fire Weather Zones
047, 048, 049, 050, 051, 052, 059, 060, 061, 062, 063, 064,
065, 072, 073, 074, 075, 083, 084, 085 and 099.

* TIMING...Noon to 7 PM CDT.

* WINDS...Southwest 15 to 25 mph with gusts up to 40 mph.

* RELATIVE HUMIDITY...20 to 25 percent.

* IMPACTS...These conditions are conducive for the rapid spread
and growth of uncontrolled wildfires.

* AFFECTED AREA...In Illinois, Fire Weather Zones 058, 059, 079,
098, 099, 100, 101 and 102. In Missouri, Fire Weather Zones
047, 048, 049, 050, 051, 052, 059, 060, 061, 062, 063, 064,
065, 072, 073, 074, 075, 083, 084, 085 and 099.

* TIMING...Noon to 7 PM CDT.

* WINDS...Southwest 15 to 25 mph with gusts up to 40 mph.

* RELATIVE HUMIDITY...20 to 25 percent.

* IMPACTS...These conditions are conducive for the rapid spread
and growth of uncontrolled wildfires.

* AFFECTED AREA...In Illinois, Fire Weather Zones 058, 059, 060,
064, 065, 069, 070, 074, 079, 095, 096, 097, 098, 099, 100, 101
and 102. In Missouri, Fire Weather Zones 061, 063 and 064.

* WINDS...Southwest 25 to 30 mph with gusts up to 55 mph.

* RELATIVE HUMIDITY...As low as 21 percent.

* IMPACTS...These conditions are conducive for the rapid spread
and growth of uncontrolled wildfires.

A wind advisory in effect from 9 am to 10 pm CDT Wednesday...

• WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected.
• WHERE...City of St. Louis and surrounding areas
• WHEN...From 9 AM to 7 PM CDT Wednesday.
• 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.

Event Type: Announcement
When: Wednesday, March 19, 2025 at 09:00 AM
Location:
Neighborhood: City-Wide
Ward: Many wards
Admission: Free.
Contact:
Contact Phone:

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph expected.

* WHERE...Portions of south central, southwest, and west central
Illinois and central, east central, northeast, and southeast
Missouri.

* WHEN...From noon Friday to 1 AM CDT Saturday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

* 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 central, east central, northeast, and southeast
Missouri.

* WHEN...From 6 AM to 6 PM CST Wednesday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

* WHAT...Very cold wind chills as low as 15 below zero expected.

* WHERE...In Illinois, Saint Clair IL County. In Missouri, Saint
Louis City MO and Saint Louis MO Counties.

* WHEN...From midnight tonight to noon CST Tuesday.

* IMPACTS...The dangerously cold wind chills as low as 15 below zero
could result in hypothermia or frostbite if precautions are not
taken.

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* WHAT...Heat index values up to 105.

* WHERE...In Illinois, Madison IL, Monroe IL, and Saint Clair IL
Counties. In Missouri, Franklin MO, Jefferson MO, Saint Charles
MO, Saint Louis City MO, and Saint Louis MO Counties.

* WHEN...Until 7 PM CDT Thursday.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.

* WHAT...Dangerously hot conditions with heat index values up to 112
expected.

* WHERE...Jefferson MO, Saint Charles MO, Saint Louis City MO, and
Saint Louis MO Counties.

* WHEN...From 1 PM Monday to 7 PM CDT Thursday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.

STL: Wednesday, May 15, 2024

STL: Friday, April 26, 2024

for St. Louis City County