Moderate

At 540 PM MDT, Doppler radar was tracking a strong thunderstorm 10 miles south of Watrous, or 13 miles east of Las Vegas. The storm was stationary. HAZARD...Wind gusts up to 55 mph and penny 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... Mainly rural areas of North Central San Miguel County. This includes the following highways...

* WHAT...For the Blowing Dust Warning, widespread blowing dust and brown out conditions. For the Heat Advisory, heat index values up to 103. * WHERE...Graham, Sheridan, and Gove Counties. * WHEN...For the Blowing Dust Warning, until 9 PM CDT this evening. For the Heat Advisory, until 10 PM CDT this evening. * IMPACTS...Severely limited visibilities are expected. Travel will be dangerous and possibly life-threatening. Poor air quality may cause issues for people with respiratory problems. Heat related

* WHAT...Heat index values up to 104. * WHERE...In Kansas, Decatur, Norton, Rawlins, Thomas, Greeley, Logan, and Wichita Counties. In Nebraska, Hitchcock and Red Willow Counties. * WHEN...Until 10 PM CDT /9 PM MDT/ this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

At 741 PM EDT, Doppler radar was tracking a strong thunderstorm 21 miles northeast of Clearfield, moving east at 15 mph. Other strong storms were forming nearby. HAZARD...Wind gusts up to 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Karthaus, Snow Shoe, Clarence, Moshannon, Pine Glen, Grassflat, and Orviston.

At 743 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Newark Valley to near Rush. Movement was east at 10 mph. HAZARD...Wind gusts up to 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Vestal, Endicott, Maine, Rush, Newark Valley, Le Raysville, Little Meadows, Friendsville, Apalachin, and Tioga Terrace.

* WHAT...High temperatures near 100 for northwest Utah and Tooele Valley. High temperatures in the upper 90s for the Uinta Basin. HeatRisk will be in the orange (moderate) to red (major) range today. * WHERE...Great Salt Lake Desert and Mountains, Tooele and Rush Valleys, and Western Uinta Basin. * WHEN...Until midnight MDT tonight. * 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.

* WHAT...High temperatures in the upper 90s. HeatRisk will be in the orange (moderate) range today. * WHERE...Cache Valley/Utah Portion. * WHEN...Until midnight MDT tonight. * 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

* WHAT...High temperatures in the mid 90s to lower 100s. HeatRisk will be in the orange (moderate) to red (major) range today. * WHERE...South Central Utah, Western Canyonlands, and Zion National Park. * WHEN...Until midnight MDT tonight. * 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. Take extra precautions when outside. Wear lightweight and loose

* WHAT...High temperatures near 100. HeatRisk will be in the orange (moderate) to red (major) range today. * WHERE...The Wasatch Front. * WHEN...Until midnight MDT tonight. * 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

At 744 PM EDT, a strong thunderstorm was located near Versailles, moving southeast at 40 mph. HAZARD...Wind gusts up to 45 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Aurora, Rising Sun, Versailles, Milan, Dillsboro, Moores Hill, Wilmington, Pleasant, French, Hartford, Fairview, Center Square, Aberdeen, Cold Springs, Avonburg, Moorefield, Farmers Retreat, Friendship, Quercus Grove, and North Landing.