Heat Advisory in Eastern Glacier, Western Toole, and Central Pondera

Heat Advisory issued August 1 at 2:32PM MDT until August 2 at 3:00AM MDT by NWS Great Falls MT

• Event Start: 2026-08-01T14:32:00-06:00
• Event End: 2026-08-02T03:00:00-06:00
• Event Certainty: Likely
• Event Severity: Moderate

Event Description

• WHAT: For the Heat Advisory, high temperatures around 100 degrees expected. For the High Wind Warning, west winds 30 to 40 mph, with gusts up to 60 mph expected.
• WHERE: Eastern Glacier, Western Toole, and Central Pondera.
• WHEN: For the Heat Advisory, until 3 AM MDT Sunday. For the High Wind Warning, from 6 PM this evening to noon MDT Sunday.
• IMPACTS: Damaging winds will blow down trees and power lines. Travel could be difficult, especially for high profile vehicles. Hot temperatures may cause heat illnesses.
• ADDITIONAL DETAILS: The most intense winds are likely to occur between 9 PM Saturday and 6 AM Sunday when mountain wave activity will be at its peak.

Event Instructions

People are urged to secure loose objects that could be blown around or damaged by the wind. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. If you must spend time outdoors, wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

High Wind Warning in Eastern Glacier, Western Toole, and Central Pondera

High Wind Warning issued August 1 at 2:32PM MDT until August 2 at 12:00PM MDT by NWS Great Falls MT

• Event Start: 2026-08-01T18:00:00-06:00
• Event End: 2026-08-02T12:00:00-06:00
• Event Certainty: Likely
• Event Severity: Severe

Event Description

• WHAT: For the Heat Advisory, high temperatures around 100 degrees expected. For the High Wind Warning, west winds 30 to 40 mph, with gusts up to 60 mph expected.
• WHERE: Eastern Glacier, Western Toole, and Central Pondera.
• WHEN: For the Heat Advisory, until 3 AM MDT Sunday. For the High Wind Warning, from 6 PM this evening to noon MDT Sunday.
• IMPACTS: Damaging winds will blow down trees and power lines. Travel could be difficult, especially for high profile vehicles. Hot temperatures may cause heat illnesses.
• ADDITIONAL DETAILS: The most intense winds are likely to occur between 9 PM Saturday and 6 AM Sunday when mountain wave activity will be at its peak.

Event Instructions

People are urged to secure loose objects that could be blown around or damaged by the wind. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. If you must spend time outdoors, wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.