Expected

No tsunami threat is forecast in South Florida due to the magnitude 6.4 earthquake reported around 200 PM EDT off the western coast of Cuba. Visit tsunami.gov for more information.

* WHAT...South gales 25 to 35 kt with gusts up to 45 kt and very steep and hazardous wind driven seas 10 to 13 ft. Winds ease this afternoon, becoming west-southwest 20 to 25 kt with gusts to 30 kt, but seas remain very steep 9 to 11 ft through tonight. Steep seas persist through Tuesday morning, but lower some to 8 to 10 ft. * WHERE...All areas through this evening. Very steep seas linger through tonight for areas north of Bandon, then steep seas are expected for all areas.

The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from 9 AM Tuesday to 8 PM MDT Wednesday. The Fire Weather Watch has been upgraded to a Red Warning. * IMPACTS: Low Humidities and Strong Gusty Winds could cause erratic fire behavior. * AFFECTED AREA: In Central WY...Fire Weather Zone 280. * COUNTIES AFFECTED: In Central WY...Natrona. * WIND: West 25 to 35 mph with gusts up to 55 mph. * HUMIDITY: As low as 10 percent.

At 1255 PM MDT, Doppler radar was tracking a strong thunderstorm capable of producing a landspout over Sybille Canyon, or 27 miles southwest of Wheatland, moving east at 20 mph. HAZARD...Landspouts, wind gusts up to 40 mph, and half inch hail. SOURCE...Radar indicated. IMPACT...Minor damage to outdoor objects is possible. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Sybille Canyon. If outdoors, consider seeking shelter inside a building.

...The National Weather Service in Springfield MO has issued a Flood Warning for the following rivers in Kansas... Little Osage River at Fulton affecting Bourbon County. For the Little Osage River...including Fulton...Moderate flooding is forecast. * WHAT...Moderate flooding is forecast. * WHERE...Little Osage River at Fulton. * WHEN...From late tonight to early Wednesday morning. * IMPACTS...At 25.0 feet, Farmland at the gage site becomes covered by flood waters, and Highway 31, east of town becomes flooded.

* WHAT...Heat index values up to 105 expected. * WHERE...Portions of northeast Kansas and north central, northwest, and west central Missouri. * WHEN...From noon to 10 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity 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...Heat index values up to 108 expected. * WHERE...Portions of east central and northeast Kansas and central and west central Missouri. * WHEN...From noon to 10 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity 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

...The National Weather Service in Fort Worth has issued a Flood Warning for the following rivers in Texas... Trinity River At Trinidad affecting Navarro and Henderson Counties. For the Trinity River...including Dallas, Rosser, Trinidad, Long Lake (Oakwood)...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Trinity River at Trinidad. * WHEN...From this evening to Thursday morning. * IMPACTS...At 37.0 feet, Minor flooding to woodlands and low land areas will occur on the right bank of the river. * ADDITIONAL DETAILS...

* WHAT...Heat index values up to 107 expected. * WHERE...Portions of southwest and west central Iowa and east central, northeast, and southeast Nebraska. * WHEN...From 1 PM to 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity 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...Life threatening waves of 3 to 5 feet and dangerous currents are expected. * WHERE...Sheboygan, Ozaukee, Milwaukee and Racine Counties. * WHEN...Through this evening. * IMPACTS...Dangerous swimming conditions are expected due to high waves and onshore winds. Stay out of the water and away from dangerous areas like piers and breakwalls. Strong structural and longshore currents are expected. Rip currents are possible.