NWS Great Falls MTFF.W 0001May 28, 2026
Flash Flood Warning: Glacier, MT
The National Weather Service office in Great Falls issued a flash flood warning for Glacier in Montana, which was in force until 9:15 p.m. local time on May 28. It was the 1st flash flood warning the NWS office in Great Falls issued in 2026. Montana had 2 flash flood warnings in May 2026, against 2 in an average May of 2008-2025 (Montana's flash flood warnings by year).
ExpiredWarning
In force for 3 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Great Falls MT
- Area
- Glacier
- State
- Montana
- Level
- Warning
- Issued
- 6:13 p.m. MDT, May 28, 2026
- Expires
- 9:15 p.m. MDT, May 28, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KTFX FF.W 0001
- Official source
- National Weather Service: the notice at its source
Flash Flood Warnings in Montana since 2008Every warning type in Montana
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
FFWTFX The National Weather Service in Great Falls has issued a * Flash Flood Warning for... East Central Glacier County in north central Montana... * Until 915 PM MDT. * At 613 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... mainly rural areas of East Central Glacier County
What the agency told people to do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.