Heat Advisory in Western and Central Chouteau County

Heat Advisory issued July 24 at 11:09PM MDT until July 26 at 9:00PM MDT by NWS Great Falls MT

• Event Start: 2026-07-26T00:00:00-06:00
• Event End: 2026-07-26T21:00:00-06:00
• Event Certainty: Likely
• Event Severity: Moderate

Event Description

• WHAT: For the Extreme Heat Warning, dangerously hot conditions with high temperatures between 100 to 105 degrees, with overnight temperatures only dropping to the mid to upper 60s. For the Heat Advisory, heat index values 100 expected.
• WHERE: Cascade County below 5000ft, Hill County, Judith Basin County and Judith Gap, Northern Blaine County, and Western and Central Chouteau County.
• WHEN: For the Extreme Heat Warning, until midnight MDT Saturday Night. For the Heat Advisory, from midnight Saturday Night to 9 PM MDT Sunday.
• IMPACTS: Heat related illnesses increase significantly during extreme heat.

Event Instructions

Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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.

Extreme Heat Warning in Western and Central Chouteau County

Extreme Heat Warning issued July 24 at 11:09PM MDT until July 26 at 12:00AM MDT by NWS Great Falls MT

• Event Start: 2026-07-24T23:09:00-06:00
• Event End: 2026-07-26T00:00:00-06:00
• Event Certainty: Likely
• Event Severity: Severe

Event Description

• WHAT: For the Extreme Heat Warning, dangerously hot conditions with high temperatures between 100 to 105 degrees, with overnight temperatures only dropping to the mid to upper 60s. For the Heat Advisory, heat index values 100 expected.
• WHERE: Cascade County below 5000ft, Hill County, Judith Basin County and Judith Gap, Northern Blaine County, and Western and Central Chouteau County.
• WHEN: For the Extreme Heat Warning, until midnight MDT Saturday Night. For the Heat Advisory, from midnight Saturday Night to 9 PM MDT Sunday.
• IMPACTS: Heat related illnesses increase significantly during extreme heat.

Event Instructions

Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. 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.