Expected

* AFFECTED AREA...Lincoln Ranger District of the Helena National Forest, Central and Eastern Lewis and Clark National Forest Areas and Helena and Townsend Ranger Districts of the Helena National Forest. * WINDS...West 5 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 11 percent. * TEMPERATURES...Up to 93. * IMPACTS...Any fires that develop will spread rapidly. Containment of any ongoing or new fires may be very difficult. Outdoor burning is not recommended.

* WHAT...Dangerously hot conditions with multiple days of Major to Extreme Heat Risk. * WHERE...Indian Wells Valley, Mojave Desert, and Mojave Desert Slopes. * WHEN...Until 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events, especially those with little overnight relief from the heat. * ADDITIONAL DETAILS...Dangerously hot conditions with high temperatures up to 112 degrees. Overnight lows will range from 75-80 degrees.

* WHAT...Dangerously hot conditions with high temperatures of 108 to 114 expected. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Sunday. * 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.

* WHAT...Dangerously hot conditions with temperatures of 100 to 110 expected. * WHERE...Apple and Lucerne Valleys. * WHEN...Until 8 PM PDT Sunday. * 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.

...BREEZY WESTERLY WINDS AND LOW RELATIVE HUMIDITY TODAY AND SATURDAY THROUGH THE CASCADE GAPS AND INTO THE COLUMBIA BASIN... .Breezy westerly winds through the Cascade gaps will likely (80% chance) overlap with low relative humidity and generate Red Flag conditions this afternoon through Saturday. Poor to fair overnight RH recovery is anticipated Friday night. * AFFECTED AREA...Fire Weather Zones 701 Eastern Columbia River Gorge of Oregon and 703 Warm Springs Reservation. * TIMING...Until 11 PM PDT Saturday.

...BREEZY WESTERLY WINDS AND LOW RELATIVE HUMIDITY TODAY AND SATURDAY THROUGH THE CASCADE GAPS AND INTO THE COLUMBIA BASIN... .Breezy westerly winds through the Cascade gaps will likely (80% chance) overlap with low relative humidity and generate Red Flag conditions this afternoon through Saturday. Poor to fair overnight RH recovery is anticipated Friday night. * AFFECTED AREA...Fire Weather Zones 691 Lower Columbia Basin of Oregon and 691 Lower Columbia Basin of Washington. * TIMING...Until 11 PM PDT Saturday.

...BREEZY WESTERLY WINDS AND LOW RELATIVE HUMIDITY TODAY AND SATURDAY THROUGH THE CASCADE GAPS AND INTO THE COLUMBIA BASIN... .Breezy westerly winds through the Cascade gaps will likely (80% chance) overlap with low relative humidity and generate Red Flag conditions this afternoon through Saturday. Poor to fair overnight RH recovery is anticipated Friday night. * AFFECTED AREA...Fire Weather Zone 690 Kittitas Valley. * TIMING...Until 11 PM PDT Saturday. * WINDS...Northwest 15 to 25 mph with gusts up to 30 mph.

* AFFECTED AREA...Fire weather zones 425 and 426. * WIND...West winds up to 5-10 mph, gust 10-15 mph. Gusty erraticoutflow winds from passing/collapsing thunderstorms can reach up to 40-50 mph. * HUMIDITY...15-20 percent * THUNDERSTORMS...Thunderstorms will be mostly dry. * HIGHEST THREAT...is located in fire zone NV425. * IMPACTS...any fires that develop will likely spread rapidly. Dry lightning may create new fire starts and combine with strong outflow winds to produce rapid fire growth. Outdoor

* WHAT...High temperatures 100 to 105 degrees in the valleys each afternoon. Low temperatures 73 to 78 degrees in the valleys each night. This will result in a major risk for heat-related illnesses for much of the population, especially those without effective cooling. * WHERE...Southeastern Elko County. * WHEN...Until 11 PM PDT Monday. * IMPACTS...Heat-related illnesses increase significantly during extreme heat events. Take extra precautions when outside. Wear lightweight and loose

* WHAT...High temperatures 100 to 103 degrees in the valleys each afternoon. Low temperatures 60 to 65 degrees in the valleys each night. This will result in a major risk for heat-related illnesses for much of the population, especially those without effective cooling. * WHERE...Humboldt County. * WHEN...Until 11 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat. Drink plenty of fluids, stay in an air-conditioned room, stay out of