Moderate

At 1018 PM CDT, Doppler radar was tracking a strong thunderstorm near Johnson City, moving east at 20 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. This strong thunderstorm will be near... Big Bow around 1035 PM CDT. If outdoors, consider seeking shelter inside a building.

At 920 PM MDT, Doppler radar was tracking a strong thunderstorm over Farmington, moving northeast at 20 mph. HAZARD...Wind gusts of 50 to 55 mph and pea 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... Bountiful, Farmington, Morgan, Kaysville, Centerville, West Bountiful, Fruit Heights, Henefer, Portersville, Stoddard, Peterson, Richville, and Croydon.

At 920 PM MDT, Doppler radar was tracking an outflow boundary along a line extending from 15 miles northeast of Lake De Smet to near Granite Pass. Movement was southeast at 15 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could blow around unsecured objects. Strong thunderstorms will be near... Fort Phil Kearny Historical Site around 935 PM MDT. This includes the following highways... Interstate 25 between mile markers 298 and 299. Interstate 90 between mile markers 42 and 61.

The National Weather Service in Phoenix has issued a * Dust Advisory for... Maricopa County in south central Arizona... Pinal County in southeastern Arizona... * Until 915 PM MST. * At 822 PM MST, a wall of dust was along a line extending from near Florence Junction to Queen Creek to near Olberg, moving north at 35 mph. HAZARD...Less than one mile visibility with strong wind in excess of 50 mph. SOURCE...Doppler radar. IMPACT...Hazardous travel. * This includes the following highways...

At 925 PM MDT, Doppler radar was tracking strong thunderstorms along a line extending from 19 miles west of Evanston to near Coalville. Movement was northeast at 35 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Evanston, Coalville, Wahsatch, Emory, Castle Rock, Almy, and Altamont. This includes the following highways... Interstate 80 in Wyoming between mile markers 1 and 19.

* WHAT...Temperatures up to 105. * WHERE...The Lower Valley below El Paso and through Hudspeth County. * WHEN...From noon to 9 PM MDT Monday. * IMPACTS...Hot temperatures 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. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat

At 1045 PM EDT, Doppler radar was tracking a strong thunderstorm over Williston, or 8 miles north of Harkers Island, moving east at 15 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Morehead City, North River, Sealevel, Marshallberg, Smyrna, Atlantic, Davis, Williston, Otway, Open Grounds Farm, Stacy, and Bettie. If outdoors, consider seeking shelter inside a building.

At 845 PM MDT, Doppler radar was tracking a line of showers and isolated thunderstorms extending from 33 miles northwest of Miles City to 38 miles south of Ashland, moving east at 40 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. Wind gusts 40 to 50 mph have been recently reported along this line. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Gusty winds may arrive absent any precipitation or thunder. The shower will be near...

At 1045 PM EDT, Doppler radar was tracking a strong thunderstorm over Avon, or 11 miles northeast of Frisco, moving east at 15 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Avon and Avon Pier. If outdoors, consider seeking shelter inside a building. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe

At 845 PM MDT, Doppler radar was tracking a strong thunderstorm 5 miles west of Slim Buttes, or 16 miles southeast of Buffalo, moving south 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... Slim Buttes. Monitor the weather situation closely and be alert for threatening weather conditions.