Active Weather Alerts
Dense Fog Advisory
Issued: 2:46 PM Mar. 7, 2026 – National Weather Service
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON EST TODAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM EST SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to 1 NM. For the Small Craft Advisory, south winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Tidal Potomac from Indian Head to Cobb Island MD. * WHEN...For the Dense Fog Advisory, until noon EST today. For the Small Craft Advisory, from 2 PM this afternoon to 5 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. &&
Small Craft Advisory
Issued: 2:46 PM Mar. 7, 2026 – National Weather Service
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON EST TODAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM EST SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to 1 NM. For the Small Craft Advisory, south winds 10 to 20 kt with gusts up to 25 kt expected. * WHERE...Tidal Potomac from Indian Head to Cobb Island MD. * WHEN...For the Dense Fog Advisory, until noon EST today. For the Small Craft Advisory, from 2 PM this afternoon to 5 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. &&
Local Radar