Moderate

* WHAT...North winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...In Arizona, Parker Valley. In California, Chuckwalla Mountains, Chuckwalla Valley, Imperial County Southeast, and Palo Verde Valley. * WHEN...From 11 PM MST /11 PM PDT/ Thursday to 6 AM MST /6 AM PDT/ Friday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne. A Wind Advisory means that sustained wind speeds of between 30 and 40

* WHAT...East winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Gila Bend, Sonoran Desert Natl Monument, Tonopah Desert, West Pinal County, Gila River Valley, Kofa, and Yuma. * WHEN...From 5 AM to 3 PM MST Friday. * IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne. A Wind Advisory means that sustained wind speeds of between 30 and 40 mph are expected, or wind gusts of between 40 and 58 mph. Winds this

At 102 AM CDT, Doppler radar was tracking a strong thunderstorm 26 miles south of Marfa, moving northeast at 40 mph. HAZARD...Wind gusts of 50 to 55 mph and nickel 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. This storm will remain over mainly rural areas of west central Brewster and east central Presidio Counties. If outdoors, consider seeking shelter inside a building.

At 109 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 3 miles east of Burns Flat to 3 miles north of Hobart to 3 miles southeast of Blair. Movement was northeast at 35 mph. HAZARD...Wind gusts of 40 mph and half inch 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... Altus, Clinton, Hobart, Cordell, Burns Flat, Sentinel, Blair, Dill

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...George, Greene, Perry, Stone, and Wayne 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.

Invest 96W is currently rated as "High" for development by the Joint Typhoon Warning Center, and is the subject of a Tropical Cyclone Formation Alert, meaning development into a significant tropical cyclone (a tropical depression) is expected within 24 hours. 96W is currently located northeast of Pohnpei near 8.7N 160.7E, and continues to develop and strengthen just north of the region. Convergent fresh to strong westerlies south of 96W's center are

* WHAT...Temperatures in the upper 80s to the mid 90s. * WHERE...Orange County Coastal Areas, Orange County Inland Areas, and San Diego County Coastal Areas. * WHEN...From 10 AM Thursday to 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase during hot temperatures. 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

* WHAT...Elevated high tides 6.5 to 7 ft will continue through Thursday with surf of 3 to 6 ft with sets to 7 ft expected. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...Through Thursday afternoon. * IMPACTS...Minor coastal flooding and beach erosion. * ADDITIONAL DETAILS...High tides will fall below 6.5 ft after the Thursday high tide. A south swell from 190 degrees of 3 ft with a 15 to 17 second period will be present through

At 1202 AM CDT, Doppler radar was tracking a strong thunderstorm 6 miles northeast of Cordell, moving east at 35 mph. HAZARD...Wind gusts up to 50 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... Weatherford, Cordell, Hydro, Corn, Eakly, Bessie, and Colony. If outdoors, consider seeking shelter inside a building.

* WHAT...Highly variable visibility as low as one quarter of a mile in dense fog. * WHERE...Canyon Ferry Area, Gallatin Valley, and Missouri Headwaters. * WHEN...Until noon MDT Wednesday. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Below freezing temperatures tonight may lead to a glaze of ice on surfaces, most notably on bridges and overpasses. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.