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Severe Thunderstorm Warning — Howard County, Maryland

A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.

Current Status

⛈️ Active: Severe Thunderstorm Warning

Severe Thunderstorm Warning issued August 10 at 4:41PM EDT until August 10 at 5:45PM EDT by NWS Baltimore MD/Washington DC

SVRLWX The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... Baltimore City in northern Maryland... Anne Arundel County in central Maryland... Southeastern Howard County in central Maryland... North central Calvert County in southern Maryland... Southern Baltimore County in northern Maryland... Northern Prince Georges County in central Maryland... * Until 545 PM EDT. * At 441 PM EDT, severe thunderstorms were located along a line extending from Catonsville to Laurel to Fort Totten, moving east at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. * Locations impacted include... Baltimore, Columbia, Bowie, Severn, Annapolis, College Park, Crofton, Mid

Effective August 10, 2026 at 4:41 PM ET · Expires August 10, 2026 at 5:45 PM ET

Event Details

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Event Type

Severe Thunderstorm Warning

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Severity

severe

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Issued By

NWS Baltimore MD/Washington DC

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Expires

August 10, 2026 at 5:45 PM ET

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Last Checked

59 minutes ago

What To Do

📋 Official NWS Guidance

For your protection move to an interior room on the lowest floor of a building. Wind damage with these storms will occur before any rain or lightning. Do not wait for the sound of thunder before taking cover. SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from windows. Large hail, damaging wind, and continuous cloud to ground lightning are occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning.

Also In Effect For

This same Severe Thunderstorm Warning also covers:

Other Active Alerts in Maryland

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Severe Thunderstorm Warning

Dorchester County

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Severe Thunderstorm Watch

Somerset County

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Severe Thunderstorm Watch

Caroline County

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Severe Thunderstorm Watch

Dorchester County

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Severe Thunderstorm Watch

Calvert County

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Test Message

Montgomery County

Get Severe Thunderstorm Warning Alerts for Howard County

StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.

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Frequently Asked Questions

What does a Severe Thunderstorm Warning mean for Howard County, Maryland?

A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.

Is this Severe Thunderstorm Warning currently active?

Yes — this alert is active as of our last check (59 minutes ago). It's set to expire August 10, 2026 at 5:45 PM ET.

How do I get notified about Severe Thunderstorm Warning alerts for Howard County?

Download StormCast free on Google Play and set Howard County, Maryland as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.

What other areas does this alert cover?

This same Severe Thunderstorm Warning is also in effect for Baltimore County, Baltimore City County.

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