California Severe Extreme Heat Watch | Effective 06/22/2026 14:28
* WHAT...Dangerously hot conditions possible. Afternoon temperatures
109 to 115. Major Heat Risk. Overexposure can cause heat cramps and
heat exhaustion to develop and, without intervention, can lead to
heat stroke.
* WHERE...Imperial County Southwest, Imperial County West, and
Imperial Valley.
* WHEN...From Wednesday morning through Thursday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
An Extreme Heat Watch means that a period of very hot temperatures,