OFFICIAL · Severe weather

Flood Watch issued October 10 at 10:58AM PDT until October 12 at 5:00AM PDT by NWS Las Vegas NV

Observed Oct 10 2026, 18:00 UTC · Updated Oct 11 2026, 08:45 UTC

* 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, southeast California, including the following areas, Cadiz Basin, Eastern Mojave Desert, Morongo Basin and San Bernardino County-Upper Colorado River Valley, 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 Sunday night. * 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

Location 36.495, -112.837. ARC Warning did not create the underlying report.

Sources

• OFFICIAL

  nws

  Flood Watch issued October 10 at 10:58AM PDT until October 12 at 5:00AM PDT by NWS Las Vegas NV

  Oct 10 2026, 18:00 UTC

• OFFICIAL

  nws

  Flood Watch issued October 10 at 10:37PM PDT until October 12 at 5:00AM PDT by NWS Las Vegas NV

  Oct 11 2026, 05:37 UTC

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