Full Notification

...FLASH FLOOD WATCH IN EFFECT FROM 3 PM EDT THIS AFTERNOON THROUGH LATE TONIGHT... The National Weather Service in Sterling Virginia has issued a

* Flash Flood Watch for portions of Maryland, Virginia, and West Virginia, including the following areas, in Maryland, Anne Arundel, Carroll, Central and Eastern Allegany, Central and Southeast Howard, Central and Southeast Montgomery, Extreme Western Allegany, Frederick MD, Northern Baltimore, Northwest Harford, Northwest Howard, Northwest Montgomery, Southeast Harford, Southern Baltimore, and Washington. In Virginia, Clarke, Eastern Loudoun, Frederick VA, and Western Loudoun. In West Virginia, Berkeley, Eastern Grant, Eastern Mineral, Hampshire, Hardy, Jefferson, Morgan, Western Grant, and Western Mineral.

* From 3 PM EDT this afternoon through late tonight

* A front will sag across the region this afternoon into this evening. A couple rounds of thunderstorms are expected to accompany the front and should move across the Mason-Dixon region late afternoon. These thunderstorms should push farther south and east into eastern West Virginia, northern Virginia and portions of northern Maryland during the evening. Heavy rainfall and lightning will be the main threats with the potential of encountering damaging winds and hail in the strongest thunderstorms. Rainfall amounts could average 1 to 3 inches later this afternoon and this evening. Flash flooding is possible, especially in slow-moving thunderstorms.

* Flash flooding risk is for small streams particularly in urban areas like Baltimore and Hagerstown.

* AFFECTED AREAS: BERKELEY ... EASTERN GRANT ... EASTERN MINERAL ... HAMPSHIRE ... HARDY ... JEFFERSON ... MORGAN ... WESTERN GRANT ... WESTERN MINERAL

Instructions:

A Flash Flood Watch means that conditions may develop that lead to flash flooding. Flash flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.