Extreme Heat Warning

* WHAT...High temperatures up to 110 degrees and Major Heat Risk today and Monday.

* WHERE...Mariposa-Madera Lower Sierra. Includes Mariposa, North Fork, Oakhurst, Coarsegold, and El Portal.

* WHEN...Until 8 PM PDT Monday.

* IMPACTS...Hot temperatures and limited overnight relief may cause heat illnesses.

* ADDITIONAL DETAILS...Afternoon high temperatures of 102 to 110 degrees will occur until Monday, with the hottest temperatures expected today and mainly for elevations around 3,000 feet and lower. Overnight lows will generally only fall into the mid 60s to mid 70s with little overnight relief.