HARRISONBURG, VA (Rocktown Now) — The National Weather Service has issued a Flood Watch from noon Friday until Saturday July 19 at 12:00AM.

Flash flooding caused by excessive rainfall is possible in portions of Virginia, including the following areas, Albemarle, Augusta, Central Virginia Blue Ridge, Clarke, Eastern Highland, Frederick,  Greene, Madison, Nelson, Blue Ridge, Page, Rappahannock, Rockingham, Shenandoah, Warren and Western Highland and eastern West Virginia, including the following areas, Eastern Pendleton, Hampshire, Hardy and Western Pendleton.

Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. Extensive street flooding and flooding of creeks and rivers are possible.

Significant flash flooding is possible. Showers and thunderstorms will develop and move across the area this afternoon to evening. Thunderstorms will be capable of producing very heavy rainfall, with amounts of 1 to 2 inches in 30 minutes possible. Widespread totals around 1 inch are forecast, with up to 2 to 3 inches of rain under the strongest storms. Significant flash flooding is possible in areas where slow moving storms or multiple rounds of storms occur.