Moderate

HLSLIX This product covers Southeast Louisiana and South Mississippi ...HURRICANE AND STORM SURGE WATCHES ISSUED FOR PORTIONS OF THE AREA FOR STRENGTHENING ISAIAS... NEW INFORMATION --------------- * CHANGES TO WATCHES AND WARNINGS: - A Storm Surge Watch and Hurricane Watch have been issued for Southern Harrison and Southern Jackson - A Storm Surge Watch and Tropical Storm Watch have been issued for Eastern Orleans, Lower Plaquemines, Lower St. Bernard, Southeast St. Tammany, and Southern Hancock

* WHAT...High temperatures of 92 to 101 degrees expected and overnight low temperatures in the mid 60s to low 70s, with widespread Moderate HeatRisk and areas of Major HeatRisk. * WHERE...The Sacramento and northern San Joaquin Valleys, Delta and Carquinez Strait, and foothills. * WHEN...Until 10 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses, especially to anyone without effective cooling and/or adequate hydration. * ADDITIONAL DETAILS...Hottest days expected Today and Thursday.

HLSMOB This product covers portions of southwest Alabama...northwest Florida...south central Alabama...and inland southeast Mississippi. **HURRICANE AND STORM SURGE WATCHES ISSUED FOR PORTIONS OF THE NORTHERN GULF COAST FOR STRENGTHENING ISAIAS** NEW INFORMATION --------------- * CHANGES TO WATCHES AND WARNINGS: - A Storm Surge Watch and Hurricane Watch have been issued for Baldwin Central, Baldwin Coastal, Escambia Coastal, Mobile Central, Mobile Coastal, Okaloosa Coastal, and Santa Rosa Coastal

* WHAT...For the Beach Hazards Statement, surf of 3 to 6 feet and dangerous rip currents expected. For the Coastal Flood Advisory, minor coastal flooding around high tides expected. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Beach Hazards Statement, through Friday evening. For the Coastal Flood Advisory, from 6 AM today to 11 AM PDT Friday. * IMPACTS...Flooding of beach parking lots, boardwalks, and roads with only isolated road closures expected. Minor coastal erosion is also expected.

* WHAT...Hot conditions with maximum temperatures in the mid-90s to near 105. Mild minimum temperatures and weak onshore flow will limit overnight relief. * WHERE...The East Bay and San Francisco Bay Shoreline, North Bay Interior Mountains and Valleys, The Santa Clara Valley and Eastern Hills, The Santa Cruz Mountains, Interior Monterey County and the Santa Lucia Range, Most of San Benito County and the Cholame Hills in Southeast Monterey County, and Southern Salinas Valley/Arroyo Seco and Lake San Antonio. * WHEN...Until 10 PM PDT Thursday.

* WHAT...Visibility 1/4 mile or less in dense fog. * WHERE...San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast, Northern Monterey Bay, Southern Monterey Bay, and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...Until 9 AM PDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your low-beam headlights, and leave plenty of distance ahead of you. If commuting, allow extra drive time to reach your destination safely.

* WHAT...North winds 20 to 30 kt with gusts up to 35 kt and very steep and hazardous wind-driven seas 7 to 11 ft. * WHERE...All areas. Very steep and hazardous seas are expected from Gold Beach southward. * WHEN...Until 11 PM PDT Thursday. * WHEN..From 11 PM Sunday to 11 PM PDT Monday. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. * View the hazard area in detail at https://go.usa.gov/x6hks Recreational boaters should remain in port. Commercial vessels should prepare for very steep seas and consider remaining in port

* WHAT...Dangerous rip currents. * WHERE...Walton, Bay, Gulf, and Franklin County Beaches. * WHEN...Through late Sunday night. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.

* WHAT...Dangerous rip currents and rough surf. * WHERE...Coastal Volusia and Brevard Counties. * WHEN...Through late tonight. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Rip currents are powerful channels of water flowing quickly away from shore, which occur most often at low spots or breaks in the sandbar and in the vicinity of structures such as jetties and piers. Heed the advice of lifeguards, beach patrol flags and signs.

* WHAT...Dangerous rip currents. * WHERE...Coastal Volusia and Brevard Counties. * WHEN...Through late tonight. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Rip currents are powerful channels of water flowing quickly away from shore, which occur most often at low spots or breaks in the sandbar and in the vicinity of structures such as jetties and piers. Heed the advice of lifeguards, beach patrol flags and signs.