Public Safety Alerts

See official public safety alerts, emergency alerts, presidential alerts and weather warnings for every U.S. location.
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Public Safety Alerts

Illinois, Missouri Minor Frost Advisory | Effective 10/16/2026 12:53

Frost Advisory issued October 16 at 2:53PM CDT until October 17 at 9:00AM CDT by NWS St Louis MO

Event: Frost Advisory

Desc: * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, and northeast Missouri. * WHEN...From 1 AM to 9 AM CDT Saturday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be...

Areas: Greene County IL, Macoupin County IL, Montgomery County IL, Adams County IL, Brown County IL, Pike County IL, Calhoun County IL, Jersey County IL, Knox County MO, Lewis County MO, Shelby County MO, Marion County MO, Monroe County MO, Ralls County MO, Pike County MO, Audrain County MO, Lincoln County MO

Severity: Minor

Urgency: Expected

Effective: Friday, October 16, 2026 - 12:53

Expires: Saturday, October 17, 2026 - 04:00

Sender: w-nws.webmaster@noaa.gov

Iowa, Illinois, Missouri Minor Frost Advisory | Effective 10/16/2026 11:55

Frost Advisory issued October 16 at 1:55PM CDT until October 17 at 9:00AM CDT by NWS Quad Cities IA IL

Event: Frost Advisory

Desc: * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Portions of north central, northwest, and west central Illinois, southeast Iowa, and northeast Missouri. * WHEN...From 1 AM to 9 AM CDT Saturday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left...

Areas: Louisa County IA, Henry County IA, Des Moines County IA, Van Buren County IA, Lee County IA, Henry County IL, Bureau County IL, Putnam County IL, Mercer County IL, Henderson County IL, Warren County IL, Hancock County IL, McDonough County IL, Scotland County MO, Clark County MO

Severity: Minor

Urgency: Expected

Effective: Friday, October 16, 2026 - 11:55

Expires: Friday, October 16, 2026 - 20:00

Sender: w-nws.webmaster@noaa.gov

Kansas, Missouri Minor Frost Advisory | Effective 10/16/2026 07:40

Frost Advisory issued October 16 at 9:40AM CDT until October 17 at 9:00AM CDT by NWS Kansas City/Pleasant Hill MO

Event: Frost Advisory

Desc: * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Portions of east central and northeast Kansas and central, north central, northeast, northwest, and west central Missouri. * WHEN...From 1 AM to 9 AM CDT Saturday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may...

Areas: Miami County KS, Linn County KS, Leavenworth County KS, Wyandotte County KS, Johnson County KS, Schuyler County MO, Adair County MO, Clinton County MO, Caldwell County MO, Livingston County MO, Linn County MO, Macon County MO, Platte County MO, Clay County MO, Ray County MO, Carroll County MO, Chariton County MO, Randolph County MO, Jackson County MO, Lafayette County MO, Saline County MO, Cass County MO, Johnson County MO

Severity: Minor

Urgency: Expected

Effective: Friday, October 16, 2026 - 07:40

Expires: Saturday, October 17, 2026 - 02:00

Sender: w-nws.webmaster@noaa.gov

Illinois, Missouri Minor Frost Advisory | Effective 10/16/2026 00:04

Frost Advisory issued October 16 at 2:04AM CDT until October 17 at 9:00AM CDT by NWS St Louis MO

Event: Frost Advisory

Desc: * WHAT...Temperatures as low as 35 will result in frost formation. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, and northeast Missouri. * WHEN...From 1 AM to 9 AM CDT Saturday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be...

Severity: Minor

Urgency: Expected

Effective: Friday, October 16, 2026 - 00:04

Expires: Friday, October 16, 2026 - 15:15

Sender: w-nws.webmaster@noaa.gov

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Public Safety Alerts