* WHAT...Dangerously hot temperatures of 100-110 degrees with very
warm overnight temperatures of 65-70 degrees.

* WHERE...The Shasta, Scott and Klamath River Valleys in central and
western Siskiyou County. This includes the communities of Weed,
Yreka, Montague, Etna, Ft Jones, Happy Camp and Somes Bar.

* WHEN...From 8 AM Sunday to 2 AM PDT Tuesday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat. Warm overnight temperatures will provide little
relief from hot daytime temperatures.

Stay cool, stay hydrated, stay informed.

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.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

* WHAT...Hot temperatures of 95-100 degrees with warm overnight
temperatures of 55-60 degrees.

* WHERE...The Klamath Basin from Modoc Point southward into Modoc
and eastern Siskiyou Counties. This includes the communities of
Klamath Falls, Alturas, Tennant, Bray, Tulelake, Canby and
Tionesta.

* WHEN...From 11 AM Monday to 2 AM PDT Tuesday.

* IMPACTS...Unusually hot temperatures will increase risk for heat
illnesses. Warm overnight temperatures will provide little relief
from daytime temperatures.

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

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

* WHAT...Hot temperatures of 95-100 degrees with very warm overnight
temperatures of 60-65 degrees.

* WHERE...Portions of south central Siskiyou County, including the
communities of Mt Shasta City, McCloud and Dunsmuir.

* WHEN...From 8 AM Sunday to 2 AM PDT Tuesday.

* IMPACTS...Unusually hot temperatures will increase risk for heat
illnesses. Warm overnight temperatures will provide little relief
from daytime temperatures.

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

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.