Moderate

* WHAT...Visibility one-quarter mile or less in dense fog. * WHERE...Marion, McPherson, Saline, and Chase Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

At 727 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from near Vienna to over Bell City, or extending from near Vienna to 9 miles southeast of Advance, moving east at 30 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Metropolis, Charleston, Cairo, Oran, La Center, Miner, Benton,

Areas of fog with patchy dense fog have developed this morning along the Glenn Highway from just north of Anchorage to Palmer and along the Parks Highway from Wasilla to Willow. Pockets of dense fog are most likely from the Knik Bridge along the Glenn Highway to the Glenn/Parks Highway Interchange. Be prepared for sudden changes in visibility if traveling in these areas. Have headlights on and reduce speed in areas with fog.

* WHAT...Visibility one-quarter mile or less in dense fog. * WHERE...Marion and Chase Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...Visibility one-quarter mile or less in dense fog. * WHERE...McPherson and Saline Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

At 631 AM CDT, Doppler radar was tracking a strong thunderstorm over Sam A. Baker State Park, moving southeast at 25 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Greenville, Sam A. Baker State Park and Lodi. Monitor the weather situation closely and be alert for threatening weather conditions.

* WHAT...High temperatures of 103 to 106 * WHERE...The Rio Grande Valley below El Paso through Hudspeth County * WHEN...From 11 AM this morning to 9 PM MDT this evening. * IMPACTS...Hot temperatures and may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Visibility one-quarter mile or less in dense fog. * WHERE...Marion and Chase Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...Visibility less than one mile in dense fog. * WHERE...Douglas and Sarpy Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...Visibility one quarter to one half mile in dense fog. * WHERE...Portions of southwest Iowa and southeast Nebraska. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.