Headline:
Flash Flood Warning issued September 6 at 10:04PM MDT until September 7 at 1:00AM MDT by NWS Great Falls MT
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
September 6, 2026 - 9:04pm
Expires:
September 7, 2026 - 12:00am
Description:
FFWTFX
The National Weather Service in Great Falls has issued a
* Flash Flood Warning for...
Northwestern Hill County in north central Montana...
Northeastern Liberty County in north central Montana...
* Until 100 AM MDT.
* At 1004 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to 2 inches of rain have
fallen. The expected rainfall rate is 2 inches in 1 hour. Flash
flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by slow moving heavy thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Inverness and Joplin.
Expect thunderstorms to repeatedly move over the same areas, which
will contribute to flash flooding.
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Area Description:
Hill, MT; Liberty, MT
Forcast Office:
NWS Great Falls MT
Sender:
w-nws.webmaster@noaa.gov