Extreme Heat Warning

* WHAT...Dangerously hot conditions with high temperatures today in the mid 90s to 103 expected. Hot conditions will continue into Saturday with highs up to 98 degrees. Low temperatures will be in the low to mid-70s.

* WHERE...Santa Ana Mountains and Foothills.

* WHEN...Until 8 PM PDT Saturday.

* IMPACTS...Heat related illnesses increase significantly during extreme heat events.

* ADDITIONAL DETAILS...Temperatures will fall to below normal by Sunday.