Severe Flood ● Closed

Flood Watch issued September 8 at 11:34AM MDT until September 8 at 12:00PM MDT by NWS Missoula MT, United States of America

Event time: Last updated: Sep 17, 2026 United States
Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

The Flood Watch will expire for a portion of northwest Montana,
including the following area, West Glacier Region.

The flooding threat has ended. Therefore, the Flood Watch will expire
at noon MDT today.

Measurements

Coordinates39.9645, -100.8105
RegionWest Glacier Region
Location Precisioncountry
Issuing AuthorityUnited States of America — us-noaa-nws-en
Cap UrgencyFuture
Cap CertaintyPossible
Cap Expires2026-09-08T12:45:00-06:00

Official source

Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

Severity as published by WMO Alert Hub (national weather services).

View original report

Also reported by: WMO

This event as JSON · API and licence

Source updated 41 days ago (Sep 8, 2026 17:37 UTC) · we last heard from WMO Alert Hub (national weather services) 17 seconds ago

On a slow connection? Low-bandwidth version — no map, no scripts, under 14 KB.

About this location

The agency did not publish coordinates for this warning. The pin is the centre of the country, not the location of the event — read the area name, not the map, for where it applies.

Area as the agency stated it: West Glacier Region

Official authorities in United States

If you are there, these are the bodies whose instructions apply. This site is not an emergency service and does not issue warnings.

More for United States →

What to do

Follow the instructions issued by WMO Alert Hub (national weather services) and your local emergency services. The guidance below is background.

Flood preparation, evacuation decisions, and the dangers of driving or walking through floodwater.

Open Flood Safety Guide →

Earlier flood events in United States

Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.

Flash Flood Warning — Webster, IA Severe Flood United States closed via NWS Aug 9, 2026 Flash Flood Warning — Yavapai, AZ Severe Flood United States closed via NWS Aug 9, 2026 Flash Flood Warning — Yavapai, AZ Severe Flood United States closed via NWS Aug 9, 2026 Flash Flood Warning — Gila, AZ Severe Flood United States closed via NWS Aug 9, 2026

Nearby & related events

Gale Warning issued October 19 at 2:38PM AKDT until October 20 at 5:00AM AKDT by NWS Anchorage AK, United States of America Moderate Severe Storm United States active via WMO 16 min ago Gale Warning issued October 19 at 2:38PM AKDT until October 21 at 5:00AM AKDT by NWS Anchorage AK, United States of America Moderate Severe Storm United States active via WMO 16 min ago Gale Warning issued October 19 at 2:38PM AKDT until October 20 at 5:00PM AKDT by NWS Anchorage AK, United States of America Moderate Severe Storm United States active via WMO 16 min ago Wind Advisory issued October 19 at 1:35PM AKDT until October 20 at 10:00PM AKDT by NWS Juneau AK, United States of America Moderate Severe Storm United States active via WMO 1 hr ago Wind Advisory issued October 19 at 1:35PM AKDT until October 21 at 4:00PM AKDT by NWS Juneau AK, United States of America Moderate Severe Storm United States active via WMO 1 hr ago

Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.