748
WHUS51 KLWX 170008
SMWLWX
ANZ535-536-170115-
/O.NEW.KLWX.MA.W.0163.250717T0008Z-250717T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Baltimore MD/Washington DC
808 PM EDT Wed Jul 16 2025

The National Weather Service in Sterling Virginia has issued a

* Special Marine Warning for...
  Tidal Potomac from Indian Head to Cobb Island MD...
  Tidal Potomac from Key Bridge to Indian Head MD...

* Until 915 PM EDT.

* At 808 PM EDT, a severe thunderstorm was located near Manassas,
  moving east at 20 knots.

  HAZARD...Wind gusts 34 knots or greater and large hail.

  SOURCE...Radar indicated.

  IMPACT...Boaters in small craft could be thrown overboard by
           suddenly higher winds and waves capsizing their vessel.
           Hail may damage your vessel.

* Locations impacted include...
  Leesylvania State Park, Smallwood State Park, National Harbor, Fort
  Washington, Tidal Basin, Reagan National Airport, Gunston Hall,
  Mason Neck State Park, Woodrow Wilson Bridge, Indian Head, Key
  Bridge, Occoquan Bay, Fort Hunt, and Alexandria.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to safe harbor immediately as gusty winds and high waves are
expected.

Frequent lightning is occurring with this storm. If caught on the
open water stay below deck if possible, keep away from ungrounded
metal objects.

&&

LAT...LON 3866 7724 3866 7719 3864 7720 3865 7716
      3870 7721 3873 7706 3890 7708 3891 7705
      3885 7700 3870 7700 3867 7708 3862 7709
      3853 7721 3853 7731
TIME...MOT...LOC 0008Z 272DEG 20KT 3881 7755

HAIL...>.75IN
WIND...>34KTS

$$

LEE