Severe

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s in the western valleys to around 102 near the foothills expected. * WHERE...San Diego County 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.

* WHAT...Dangerously hot conditions with high temperatures in the upper 90s expected. * WHERE...Santa Ana Mountains and Foothills. * 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 high temperatures of 112 to 117 expected. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Monday. * 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. * ADDITIONAL DETAILS...Temperatures will range from 102 to 108 for Lucerne Valley westward, and 108 to 110 near Johnson Valley. 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 high temperatures in the upper 90s east of Interstate 5 expected. * WHERE...Orange County Inland Areas. * 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 high temperatures in the upper 90s to 105 expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * 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 high temperatures in the mid 90s to 102 expected. * WHERE...San Diego County Mountains. * 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 high temperatures in the mid 90s to 105 below 7000 feet expected. * WHERE...Riverside County Mountains. * 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.

...Fire Weather Watch Sunday... The National Weather Service in North Platte has issued a Fire Weather Watch for low relative humidity and gusty south winds, which is in effect from Sunday morning through Sunday evening. * AFFECTED AREA...Portions of western Nebraska including Fire Weather Zone 204; Eastern Panhandle/Crescent Lake NWR. * TIMING...From 10 AM to 10 PM MDT. * WINDS...South 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 15 percent. * TEMPERATURES...High temepratures nearing 100 degrees. * LIGHTNING...None expected.

At 1054 PM CDT, a severe thunderstorm was located 5 miles east of Ellington, or 27 miles southwest of Ironton, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Corridon, Reynolds, Ellington, Centerville, Garwood and Redford. This includes the following State Parks... Clearwater Lake Recreational Area. Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds.