Public Safety Alerts, Emergency Alerts and Weather Warnings

See official public safety alerts, emergency alerts, presidential alerts and weather warnings for every U.S. location. Search all public safety alerts, or filter by severity or county.

Active Alerts Map

Public Safety Alerts

Winter Weather Advisory 05/18/2025 19:26 for Montana, Wyoming areas

Description: * WHAT...Snow continuing. Additional snow accumulations up to 7 inches. Winds gusting as high as 45 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...Now through midnight MDT Monday Night. * IMPACTS...Travel could be difficult on Highway 14 through the Bighorn... more

Areas: Big Horn County MT, Carbon County MT, Sheridan County WY

Severity: Moderate

Effective: Sunday, May 18, 2025 - 19:26

Expires: Monday, May 19, 2025 - 19:30

Lake Wind Advisory 05/18/2025 13:48 for Montana areas

Description: * WHAT...East winds 15 to 25 mph with gusts up to 40 mph. * WHERE...Central and Southeast Phillips, Central and Southern Valley, Garfield, McCone, and Petroleum Counties. * WHEN...Until 3 AM MDT Monday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft.

Areas: Phillips County MT, Valley County MT, Petroleum County MT, Garfield County MT, McCone County MT

Severity: Moderate

Effective: Sunday, May 18, 2025 - 13:48

Expires: Monday, May 19, 2025 - 02:00

Flood Watch 05/18/2025 12:12 for Montana, Wyoming areas

Description: * WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of south central Montana, including the following areas, Bighorn Canyon, Pryor/Northern Bighorn Mountains and Southern Big Horn and north central Wyoming, including the following areas, Northeast Bighorn Mountains and Sheridan Foothills. * WHEN...... more

Areas: Big Horn County MT, Carbon County MT, Sheridan County WY

Severity: Severe

Effective: Sunday, May 18, 2025 - 12:12

Expires: Monday, May 19, 2025 - 12:15

Winter Weather Advisory 05/18/2025 12:10 for Montana, Wyoming areas

Description: * WHAT...Snow and brisk northwest winds expected. Total snow accumulations of 4 to 9 inches. Winds gusting as high as 40 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...From midnight tonight to midnight MDT Monday Night. * IMPACTS...Travel could be difficult on... more

Areas: Big Horn County MT, Carbon County MT, Sheridan County WY

Severity: Moderate

Effective: Sunday, May 18, 2025 - 12:10

Expires: Monday, May 19, 2025 - 12:15

Flood Watch 05/18/2025 01:06 for Montana, Wyoming areas

Areas: Big Horn County MT, Carbon County MT, Sheridan County WY

Severity: Severe

Effective: Sunday, May 18, 2025 - 01:06

Expires: Monday, May 19, 2025 - 01:15

Winter Weather Advisory 05/18/2025 00:56 for Montana, Wyoming areas

Description: * WHAT...Snow and brisk northwest winds expected. Total snow accumulations of 5 to 10 inches. Winds gusting as high as 45 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...From midnight tonight to midnight MDT Monday Night. * IMPACTS...Travel could be difficult on... more

Areas: Big Horn County MT, Carbon County MT, Sheridan County WY

Severity: Moderate

Effective: Sunday, May 18, 2025 - 00:56

Expires: Monday, May 19, 2025 - 01:00

Translate

Filter by Severity

Moderate (4) Apply Moderate filter
Severe (2) Apply Severe filter

Filter by County

(-) Remove US filter US
- (-) Remove Montana filter Montana
- Wyoming (5) Apply Wyoming filter
  - Sheridan County WY (5) Apply Sheridan County WY filter

Active Public Safety Alerts

Public Safety Alerts, Emergency Alerts and Weather Warnings

Active Alerts Map