Real Time

Areas

District of Columbia; Washington; Frederick; Carroll; Northern Baltimore; Cecil; Southern Baltimore; Prince Georges; Anne Arundel; Northwest Montgomery; Central and Southeast Montgomery; Northwest Howard; Central and Southeast Howard; Northwest Harford; Southeast Harford; Rockingham; Shenandoah; Frederick; Page; Warren; Clarke; Greene; Madison; Rappahannock; Culpeper; Fairfax; Arlington/Falls Church/Alexandria; Northern Fauquier; Southern Fauquier; Western Loudoun; Eastern Loudoun; Northern Virginia Blue Ridge; Northwest Prince William; Central and Southeast Prince William/Manassas/Manassas Park; Hampshire; Morgan; Berkeley; Jefferson; Hardy

Note

Description

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...The District of Columbia, and portions of Maryland, including the following areas, Anne Arundel, Carroll, Cecil, Central and Southeast Howard, Central and Southeast Montgomery, Frederick MD, Northern Baltimore, Northwest Harford, Northwest Howard, Northwest Montgomery, Prince Georges, Southeast Harford, Southern Baltimore and Washington, Virginia, including the following areas, Arlington/Falls Church/Alexandria, Central and Southeast Prince William/Manassas/Manassas Park, Clarke, Culpeper, Eastern Loudoun, Fairfax, Frederick VA, Greene, Madison, Northern Fauquier, Northern Virginia Blue Ridge, Northwest Prince William, Page, Rappahannock, Rockingham, Shenandoah, Southern Fauquier, Warren and Western Loudoun, and West Virginia, including the following areas, Berkeley, Hampshire, Hardy, Jefferson and Morgan. * WHEN...From 2 PM EDT this afternoon through this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Numerous thunderstorms are expected to form and move across the Watch area this afternoon and evening. While thunderstorms will move along at a decent clip, they will be capable of producing very heavy instantaneous rainfall rates, and may exhibit some training motion at times. Multiple rounds of thunderstorms may be possible at any single location. In total, a widespread 1 to 2 inches of rain is expected, with embedded higher totals of 2 to 5 inches. Flash flooding may occur as a result. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information

Instruction

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Areas

District of Columbia; Washington; Frederick; Carroll; Northern Baltimore; Cecil; Southern Baltimore; Prince Georges; Anne Arundel; Northwest Montgomery; Central and Southeast Montgomery; Northwest Howard; Central and Southeast Howard; Northwest Harford; Southeast Harford; Rockingham; Shenandoah; Frederick; Page; Warren; Clarke; Greene; Madison; Rappahannock; Culpeper; Fairfax; Arlington/Falls Church/Alexandria; Northern Fauquier; Southern Fauquier; Western Loudoun; Eastern Loudoun; Northern Virginia Blue Ridge; Northwest Prince William; Central and Southeast Prince William/Manassas/Manassas Park; Hampshire; Morgan; Berkeley; Jefferson; Hardy

Note

Description

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...The District of Columbia, and portions of Maryland, including the following areas, Anne Arundel, Carroll, Cecil, Central and Southeast Howard, Central and Southeast Montgomery, Frederick MD, Northern Baltimore, Northwest Harford, Northwest Howard, Northwest Montgomery, Prince Georges, Southeast Harford, Southern Baltimore and Washington, Virginia, including the following areas, Arlington/Falls Church/Alexandria, Central and Southeast Prince William/Manassas/Manassas Park, Clarke, Culpeper, Eastern Loudoun, Fairfax, Frederick VA, Greene, Madison, Northern Fauquier, Northern Virginia Blue Ridge, Northwest Prince William, Page, Rappahannock, Rockingham, Shenandoah, Southern Fauquier, Warren and Western Loudoun, and West Virginia, including the following areas, Berkeley, Hampshire, Hardy, Jefferson and Morgan. * WHEN...From 2 PM EDT this afternoon through this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Numerous thunderstorms are expected to form and move across the Watch area this afternoon and evening. While thunderstorms will move along at a decent clip, they will be capable of producing very heavy instantaneous rainfall rates, and may exhibit some training motion at times. Multiple rounds of thunderstorms may be possible at any single location. In total, a widespread 1 to 2 inches of rain is expected, with embedded higher totals of 2 to 5 inches. Flash flooding may occur as a result. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information

Instruction

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Areas

Montgomery

Note

This is only a test for monitoring of vital dissemination systems.

Description

Monitoring message only. Please disregard.

Instruction

Monitoring message only. Please disregard.

Areas

District of Columbia; Washington; Frederick; Carroll; Northern Baltimore; Cecil; Southern Baltimore; Prince Georges; Anne Arundel; Northwest Montgomery; Central and Southeast Montgomery; Northwest Howard; Central and Southeast Howard; Northwest Harford; Southeast Harford; Rockingham; Shenandoah; Frederick; Page; Warren; Clarke; Greene; Madison; Rappahannock; Culpeper; Fairfax; Arlington/Falls Church/Alexandria; Northern Fauquier; Southern Fauquier; Western Loudoun; Eastern Loudoun; Northern Virginia Blue Ridge; Northwest Prince William; Central and Southeast Prince William/Manassas/Manassas Park; Hampshire; Morgan; Berkeley; Jefferson; Hardy

Note

Description

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...The District of Columbia, and portions of Maryland, including the following areas, Anne Arundel, Carroll, Cecil, Central and Southeast Howard, Central and Southeast Montgomery, Frederick MD, Northern Baltimore, Northwest Harford, Northwest Howard, Northwest Montgomery, Prince Georges, Southeast Harford, Southern Baltimore and Washington, Virginia, including the following areas, Arlington/Falls Church/Alexandria, Central and Southeast Prince William/Manassas/Manassas Park, Clarke, Culpeper, Eastern Loudoun, Fairfax, Frederick VA, Greene, Madison, Northern Fauquier, Northern Virginia Blue Ridge, Northwest Prince William, Page, Rappahannock, Rockingham, Shenandoah, Southern Fauquier, Warren and Western Loudoun, and West Virginia, including the following areas, Berkeley, Hampshire, Hardy, Jefferson and Morgan. * WHEN...From 2 PM EDT this afternoon through this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Numerous thunderstorms are expected to form and move across the Watch area this afternoon and evening. While thunderstorms will move along at a decent clip, they will be capable of producing very heavy instantaneous rainfall rates, and may exhibit some training motion at times. Multiple rounds of thunderstorms may be possible at any single location. In total, a widespread 1 to 2 inches of rain is expected, with embedded higher totals of 2 to 5 inches. Flash flooding may occur as a result. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information

Instruction

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Areas

District of Columbia; Washington; Frederick; Carroll; Northern Baltimore; Cecil; Southern Baltimore; Prince Georges; Anne Arundel; Northwest Montgomery; Central and Southeast Montgomery; Northwest Howard; Central and Southeast Howard; Northwest Harford; Southeast Harford; Rockingham; Shenandoah; Frederick; Page; Warren; Clarke; Greene; Madison; Rappahannock; Culpeper; Fairfax; Arlington/Falls Church/Alexandria; Northern Fauquier; Southern Fauquier; Western Loudoun; Eastern Loudoun; Northern Virginia Blue Ridge; Northwest Prince William; Central and Southeast Prince William/Manassas/Manassas Park; Hampshire; Morgan; Berkeley; Jefferson; Hardy

Note

Description

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...The District of Columbia, and portions of Maryland, including the following areas, Anne Arundel, Carroll, Cecil, Central and Southeast Howard, Central and Southeast Montgomery, Frederick MD, Northern Baltimore, Northwest Harford, Northwest Howard, Northwest Montgomery, Prince Georges, Southeast Harford, Southern Baltimore and Washington, Virginia, including the following areas, Arlington/Falls Church/Alexandria, Central and Southeast Prince William/Manassas/Manassas Park, Clarke, Culpeper, Eastern Loudoun, Fairfax, Frederick VA, Greene, Madison, Northern Fauquier, Northern Virginia Blue Ridge, Northwest Prince William, Page, Rappahannock, Rockingham, Shenandoah, Southern Fauquier, Warren and Western Loudoun, and West Virginia, including the following areas, Berkeley, Hampshire, Hardy, Jefferson and Morgan. * WHEN...From 2 PM EDT this afternoon through this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Numerous thunderstorms are expected to form and move across the Watch area this afternoon and evening. While thunderstorms will move along at a decent clip, they will be capable of producing very heavy instantaneous rainfall rates, and may exhibit some training motion at times. Multiple rounds of thunderstorms may be possible at any single location. In total, a widespread 1 to 2 inches of rain is expected, with embedded higher totals of 2 to 5 inches. Flash flooding may occur as a result. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information

Instruction

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.