Flood Watch issued October 11 at 11:55AM PDT until October 12 at 5:00AM PDT by NWS Las Vegas NV
Official severe-weather alerts, warning areas, and disaster updates.
expired · active · official-source
* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northwest Arizona, including the following areas, Hualapai Mountains, Lake Havasu and Fort Mohave, Lake Mead - AZ side, Lake Mohave - AZ side, Northwest Deserts and Northwest Plateau and Nevada, including the following areas, Lake Mead - NV side, Lake Mohave - NV side, Las Vegas Valley, Lincoln County, Northeast Clark County, Sheep Range, Southern Clark County, Spring Mountains-Red Rock Canyon and Western Clark and Southern Nye County. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Incoming tropical moisture will lead to widespread shower and thunderstorm activity, some of which may cause flash flooding. - http://www.weather.gov/safety/flood You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
- Event time
- Source last updated
- Current version retrieved
- Provider
- NWS — active weather alerts (Storm)
- Location
- US
- Severity
- Severe
- area
- Northwest Plateau; Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Hualapai Mountains; Northwest Deserts; Lincoln County; Northeast Clark County; Western Clark and Southern Nye County; Sheep Range; Spring Mountains-Red Rock Canyon; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side
- event
- Flood Watch
- onset
- 2026-10-11T11:55:00-07:00
- states
- ["AZ","NV"]
- urgency
- Future
- certainty
- Possible
- effective
- 2026-10-11T11:55:00-07:00
- message id
- urn:oid:2.49.0.1.840.0.52b49bd5f9c0731988788e57ecc540c1b8dc60dd.002.1
- references
- ["urn:oid:2.49.0.1.840.0.e85406a327664b3c478549cda2c056a62ff2cd55.001.1"]
- instruction
- You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
- message type
- Update
- location basis
- Approximate: centers of the NWS zones listed in the alert
- freshness minutes
- 60
Source use policy · US government work (17 U.S.C. 105)
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Locations and boundaries are as supplied by each source. Area statistics without an exact location are placed at the Census center of their city, county or ZIP code and labeled approximate. Refer to official instructions for current conditions.
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