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Imperial County Alerts
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Updated:September 18, 2025 12:00 am PDT

Flood Watch FLOOD WATCH  
Imperial County

Effective: Wed, 9/17 12:39pm Severity:  Severe 
Updated: September 18, 2025 12:00 am Urgency: Future
Expires: Thu, 9/18 3:30am Certainty: Possible

Areas Affected: Joshua Tree NP West - Joshua Tree NP East - Imperial County Southwest - Salton Sea - Chuckwalla Mountains - Imperial County Southeast - Imperial County West - Imperial Valley - Chiriaco Summit - Chuckwalla Valley
 
Alert Details:
* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...Portions of southeast and southern California, including
the following areas, in southeast California, Chuckwalla
Mountains, Chuckwalla Valley, Imperial County Southeast, Imperial
County Southwest, Imperial County West, Imperial Valley and Salton
Sea. In southern California, Chiriaco Summit, Joshua Tree NP East
and Joshua Tree NP West.

* WHEN...From early Thursday morning through late Thursday night.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Low-water crossings may be flooded.

* ADDITIONAL DETAILS...
- http://www.weather.gov/safety/flood

Information:
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.