Flood Advisory — Yellowstone County, Montana
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Current Status
🌊 Active: Flood Advisory
Flood Advisory issued September 7 at 3:52AM MDT until September 7 at 5:45AM MDT by NWS Billings MT
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...West Central Yellowstone County in south central Montana... * WHEN...Until 545 AM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry coulees. * ADDITIONAL DETAILS... - At 350 AM MDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1.5 and 3.2 inches of rain have fallen. - This includes the following streams and drainages... Razor Creek, Five Mile Creek, Twelve Mile Creek, Crooked Creek, South Fork Fivemile Creek, and Sevenmile Creek. Only light additional rain accumulations are expected. - Some locations that will experience flooding include... Shepherd and Acton. - http://www.weather.gov/safety/flood
Effective September 7, 2026 at 5:52 AM ET · Expires September 7, 2026 at 7:45 AM ET
Event Details
Event Type
Flood Advisory
Severity
minor
Issued By
NWS Billings MT
Expires
September 7, 2026 at 7:45 AM ET
Last Checked
just now
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Do not drive on or attempt to cross flooded roads, find an alternate route. Roads and driveways may be damaged or washed out in places. Be especially cautious at night when it is harder to recognize the dangers of flooding. Please report observed flooding to local emergency officials and request they pass the information to the National Weather Service in Billings.
Other Active Alerts in Montana
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Frequently Asked Questions
What does a Flood Advisory mean for Yellowstone County, Montana?
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Is this Flood Advisory currently active?
Yes — this alert is active as of our last check (just now). It's set to expire September 7, 2026 at 7:45 AM ET.
How do I get notified about Flood Advisory alerts for Yellowstone County?
Download StormCast free on Google Play and set Yellowstone County, Montana as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.