Severe Thunderstorm Warning
Severe Thunderstorm Warning · Carroll, MD; Frederick, MD; Washington, MD
Last updated · source: NOAA / National Weather Service
This event is no longer active — it's kept here as a record. Recovery may still be underway; the guidance below applies.
Severe Thunderstorm Warning issued July 4 at 6:15PM EDT until July 4 at 6:45PM EDT by NWS Baltimore MD/Washington DC
This is a severe-significance severe thunderstorm warning event affecting Carroll, MD; Frederick, MD; Washington, MD, tracked from official feeds (NOAA / National Weather Service). We update this page as the situation develops.
- Type
- Severe Thunderstorm Warning
- Area
- Carroll, MD; Frederick, MD; Washington, MD
- Began
- 2026-07-04 22:15 UTC
- Expected end
- 2026-07-04 22:45 UTC
Possible damage: stormwater
Affected by this event? Open your area's damage guides below to reach a vetted local restoration pro, 24/7.
Affected areas & guides
Every area named for this event, per the official source. Open yours for damage guides — what to do first, and how to reach a vetted restoration pro, 24/7.
Carroll, MD
Frederick, MD
Washington, MD
Affected area map
The shaded area is the affected-area perimeter reported for this event by NOAA / National Weather Service (Carroll, MD; Frederick, MD; Washington, MD), colored by its significance. Pan and zoom to explore the map; when more than one observation exists, use the slider below to step through how the reported area changed.
Shown as reported by our sources — not an official product. For current advisories and the authoritative map, see NOAA / National Weather Service ↗.
Latest updates
Official updates and news coverage for this event, newest first — National Weather Service products, local storm reports, incident updates and press headlines. Official items are verbatim government text; news headlines link out to the original outlet.
- Storm report NWS LWX storm report
TSTM WND DMG — 1 SSE Brookeville, MD
Reports of powerlines down at the intersection of Spartan Rd. and Snowberry Way.
- Storm report NWS LWX storm report
TSTM WND DMG — 2 NE Laytonsville, MD
Tree down on MD 650.
- Storm report NWS CTP storm report
TSTM WND DMG — 1 NE Landisburg, PA
Trees down on wires along Milltown Road.
- Storm report NWS CTP storm report
TSTM WND DMG — 2 NW Mifflin, PA
Trees down across School House Road.
- Storm report NWS CTP storm report
TSTM WND DMG — 3 WSW Lewistown, PA
Tree down blocking Big Ridge Rd.
Updates are captured automatically from official and news sources, and may lag the live source. For the very latest, see NOAA / National Weather Service ↗.