Expected

* WHAT...Hot daytime conditions with high temperatures between 95 and 105 common, except localized 105 to 110 in the hottest locations. Warm overnight conditions will bring less relief than usual. * WHERE...Most valleys and mountains of Los Angeles, Ventura, Santa Barbara, and San Luis Obispo Counties. * WHEN...Until 8 PM PDT Sunday. * IMPACTS...There is a high risk for dangerous heat illness, especially for sensitive groups like the very young, the very old, those without air conditioning, and those active outdoors.

The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from noon Sunday to 9 PM MDT Monday. * AFFECTED AREA...Fire weather zones 421 through 423. * WIND...Southwest to west winds Sunday, becoming west to northwest Monday, at 10 to 20 mph with gusts up to 30 mph. * HUMIDITY...5 to 10 percent Sunday; overnight recoveries 20 to 30 percent; 10 to 15 percent Monday. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Sunday. * AFFECTED AREA...Fire weather zones 434 through 437. * WIND...South to southwest winds 15 to 20 mph with gusts up to 35 mph. * HUMIDITY...Between 8 and 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of

* WHAT...Dangerously hot conditions with high temperatures up to 108 expected, and overnight low temperatures in the upper-70's. * WHERE...Arches/Grand Flat and Canyonlands/Natural Bridges. * WHEN...Until 9 PM MDT 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 highs today in the upper 90s to mid 100s. * WHERE...Northern Phillips, Northern Valley, and Southwest Phillips Counties. * WHEN...Until noon MDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Low temperatures on Sunday morning will be in the upper 60s to mid 70s. Poor overnight recovery will add to heat related stress.

* WHAT...For the Extreme Heat Warning, dangerously hot temperatures with highs today in the low to mid 100s. For the Lake Wind Advisory, west winds 10 to 20 mph with gusts up to 30 mph expected. * WHERE...McCone County. * WHEN...For the Extreme Heat Warning, until 6 PM MDT Sunday. For the Lake Wind Advisory, from 6 PM this evening to 6 PM MDT Sunday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Heat related illnesses

* WHAT...For the Extreme Heat Warning, dangerously hot temperatures with highs on today between 100 and 108 degrees. For the Lake Wind Advisory, west winds 10 to 20 mph with gusts up to 30 mph expected. * WHERE...Central and Southeast Phillips, Central and Southern Valley, Garfield, and Petroleum Counties. * WHEN...For the Extreme Heat Warning, until noon MDT Sunday. For the Lake Wind Advisory, from 6 PM this evening to 6 PM MDT Sunday. * IMPACTS...Strong winds and rough waves on area lakes will create

* WHAT...Dangerously hot temperatures with highs today in the mid 90s to mid 100s. * WHERE...Daniels, Dawson, Eastern Roosevelt, Prairie, Richland, Sheridan, Western Roosevelt, and Wibaux Counties. * WHEN...Until 6 PM MDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Low temperatures on Sunday morning will be in the upper 60s to low 70s. Poor overnight recovery will add to heat related stress.

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Central Cook County in northeastern Illinois... DuPage County in northeastern Illinois... Southeastern Kane County in northeastern Illinois... Kendall County in northeastern Illinois... Northwestern Will County in northeastern Illinois... * WHEN...Until 300 PM CDT. * IMPACTS...Flooding may occur in poor drainage and urban areas. High water may recede slowly from flooded areas. Area creeks and streams

...Fire Weather Watch Sunday... The National Weather Service in North Platte has issued a Red Flag Warning for ow relative humidity and gusty south winds, which is in effect from 10 AM to 10 PM MDT Sunday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire Weather Zone 204 Eastern Panhandle/Crescent Lake NWR. * TIMING...From 10 AM to 10 PM MDT. * WINDS...South 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 15 percent. * TEMPERATURES...Up to 101. * LIGHTNING...None expected.