Moderate

* WHAT...Visibility less than one half mile in areas of dense fog. * WHERE...Portions of central and south central Nebraska. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Conditions may improve more quickly this<br /> morning in portions of Adams, Clay, and Fillmore Counties.<br /> If driving, slow down, use your headlights, and leave plenty of<br /> distance ahead of you.

At 259 AM CDT, Doppler radar was tracking a strong thunderstorm 7<br /> miles west of Valentine, moving east at 25 mph. HAZARD...Nickel size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vegetation is possible. Locations impacted include...<br /> Valentine, Crookston, Highway 97 crossing the Niobrara River, and<br /> Smith Falls State Park. This includes the following highways...<br /> Highway 20 between mile markers 179 and 206.<br /> Highway 97 between mile markers 131 and 141.<br /> Highway 83 between mile markers 205 and 222.<br />

* WHAT...High wave action, strong currents, and dangerous<br /> swimming conditions expected. Piers may be heavily swamped by<br /> waves. * WHERE...Mason, Oceana, Muskegon and Ottawa counties. * WHEN...From 8 AM EDT this morning through this evening. * IMPACTS...Strong currents can pull swimmers into deeper water<br /> and high waves can sweep people off piers. * ADDITIONAL DETAILS...Southerly winds will increase on Friday<br /> to 15 to 25 mph which will push waves into the 3 to 5 foot<br />

* WHAT...West winds 15 to 25 mph with gusts up to 40 mph for Pyramid<br /> Lake, Lahontan, and Rye Patch reservoirs. Waves 2 to 4 feet on<br /> Pyramid Lake. * WHERE...Western Nevada Basin and Range including Pyramid Lake. * WHEN...From 11 AM to 11 PM PDT Saturday. * IMPACTS...Small boats, kayaks and paddle boards will be prone to<br /> capsizing and should remain off lake waters until conditions<br /> improve.<br /> Check lake conditions before heading out and be prepared for a<br />

* WHAT...West winds 15 to 25 mph with gusts up to 40 mph for Walker<br /> Lake. * WHERE...Mineral and Southern Lyon Counties. * WHEN...From 11 AM to 11 PM PDT Saturday. * IMPACTS...Small boats, kayaks and paddle boards will be prone to<br /> capsizing and should remain off lake waters until conditions<br /> improve.<br /> Check lake conditions before heading out and be prepared for a<br /> sudden increase in winds and wave heights. Consider postponing<br /> boating activities on the lake until a day with less wind.

* WHAT...Southwest winds 15 to 25 mph with gusts up to 40 mph for<br /> Topaz Lake, Bridgeport Reservoir, Mono Lake, and Crowley Lake. * WHERE...Mono County. * WHEN...From 11 AM to 11 PM PDT Saturday. * IMPACTS...Small boats, kayaks and paddle boards will be prone to<br /> capsizing and should remain off lake waters until conditions<br /> improve.<br /> Check lake conditions before heading out and be prepared for a<br /> sudden increase in winds and wave heights. Consider postponing<br /> boating activities on the lake until a day with less wind.

* WHAT...Southwest to west winds 20 to 30 mph with gusts up to 45<br /> mph for Washoe Lake. * WHERE...Greater Reno-Carson City-Minden Area. * WHEN...From 8 AM to 11 PM PDT Saturday. * IMPACTS...Small boats, kayaks and paddle boards will be prone to<br /> capsizing and should remain off lake waters until conditions<br /> improve.<br /> Check lake conditions before heading out and be prepared for a<br /> sudden increase in winds and wave heights. Consider postponing<br /> boating activities on the lake until a day with less wind.

At 253 AM CDT, Doppler radar was tracking a strong thunderstorm near<br /> Cody, or 24 miles southeast of Martin, moving east at 20 mph. HAZARD...Nickel size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vegetation is possible. Locations impacted include...<br /> Cody, Kilgore, Nenzel, Cody Lake, and Eli. This includes Highway 20 between mile markers 149 and 176.<br /> If outdoors, consider seeking shelter inside a building.

* WHAT...Dangerous rip currents. * WHERE...Hatteras Island beaches north of Cape Hatteras, Ocracoke<br /> Island, and Core Banks beaches. * WHEN...Through Friday evening. * IMPACTS...Rip currents can sweep even the best swimmers away<br /> from shore into deeper water. * ADDITIONAL DETAILS...The most likely time for strong rip<br /> currents to occur is a couple hours either side of low tide,<br /> which will occur around 5 PM.<br /> Life-threatening rip currents. If caught in a rip current, remain<br />

* WHAT...For the High Surf Advisory, large breaking waves of 4 to<br /> 6 feet in the surf zone. For the High Rip Current Risk,<br /> dangerous rip currents. * WHERE...In Alabama, Mobile Coastal and Baldwin Coastal<br /> Counties. In Florida, Escambia Coastal, Santa Rosa Coastal and<br /> Okaloosa Coastal Counties. * WHEN...For the High Surf Advisory, until 4 AM CDT Saturday.<br /> For the High Rip Current Risk, through Sunday morning. * IMPACTS...Dangerous swimming and surfing conditions and<br />