* WHAT...Dangerously hot conditions with temperatures up to 100 and
warm nights with lows in the low to mid 70s.

* WHERE...Santa Ana Mountains and Foothills.

* WHEN...Until 8 PM PDT Thursday.

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

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

* WHAT...Dangerously hot conditions with high temperatures in the
upper 90s to 105 and warm nights with low temperatures in the low
to mid 70s expected.

* WHERE...San Bernardino and Riverside County Valleys-The Inland
Empire.

* WHEN...Until 8 PM PDT Thursday.

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

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.