Active Weather Alerts
Small Craft Advisory
Issued: 7:03 PM Jul. 17, 2025 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... * WHAT...Southwest winds around 10 to 15 kt with gusts up to 20 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, Chesapeake Bay north of Pooles Island MD, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, and Patuxent River to Broomes Island MD. * WHEN...Until 6 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Flood Warning
Issued: 6:24 PM Jul. 17, 2025 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of northern Virginia, including the following county, Prince William. * WHEN...Until 800 PM EDT. * IMPACTS...Fleetwood Drive will be closed. Other low lying areas along Cedar Run and its tributaries may be flooded. * ADDITIONAL DETAILS... - At 223 PM EDT, gauge reports indicated heavy rain due to flooding along Cedar Run. - Flooding impacts will continue, but no additional rainfall is expected. - Some locations that will experience flooding include... Manassas... Nokesville... Aden... - Cedar Run near Aden is cresting near 12.1 feet and will begin falling this evening. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
Flood Warning
Issued: 3:03 PM Jul. 17, 2025 – National Weather Service
...FLOOD WARNING IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON... * WHAT...Small stream flooding is occurring along Broad Run in Bristow and along Nokesville Road. * WHERE...A portion of northern Virginia, including the following county, City of Manassas and Prince William. * WHEN...Until 500 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 1058 AM EDT, Gauge and emergency managers reports indicate flooding is still occurring along the Broad Run in Bristow and on Nokesville Road. - Some locations that will experience flooding include... Linton Hall... Manassas... - Please visit www.weather.gov/safety/flood for flood safety and preparedness information PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
Heat Advisory
Issued: 12:40 PM Jul. 17, 2025 – National Weather Service
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values around 105 expected. * WHERE...Portions of DC, central, northeast, northern, and southern Maryland, and central and northern Virginia. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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 or evening. Take action when you see symptoms of heat exhaustion and heat stroke. &&
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