Headline:
Flash Flood Warning issued July 22 at 8:28PM MDT until July 22 at 10:45PM MDT by NWS Great Falls MT
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
July 22, 2026 - 7:28pm
Expires:
July 22, 2026 - 9:45pm
Description:
At 828 PM MDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain over the Horse Gulch Burn Scar. Up
to 1 inch of rain has fallen. The expected rainfall rate is 1 to 2
inches in 1 hour. Additional rainfall amounts up to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected to
begin shortly. Excessive rainfall over the burn scar will result in
debris flow. The debris flow can consist of rock, mud, vegetation and
other loose materials.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding in and around the Horse Gulch Burn Scar.
SOURCE...Radar and automated gauges.
IMPACT...Life threatening flash flooding of areas in and around the
Horse Gulch Burn Scar.
Some locations that will experience flash flooding include...
Mainly rural areas of Northwestern Broadwater and Southeastern
Lewis and Clark Counties.
Instruction:
This is a life threatening situation. Heavy rainfall will cause
extensive and severe flash flooding of creeks...streams...and ditches
in the Horse Gulch Burn Scar. Severe debris flows can also be
anticipated across roads. Roads and driveways may be washed away in
places. If you encounter flood waters...climb to safety.
Area Description:
Broadwater, MT; Lewis and Clark, MT
Forcast Office:
NWS Great Falls MT
Sender: