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DisasterStatus

Severe · Inactive

Dawson County Area Flooding — July 2026

Possible damage: Water Mold

1 concurrent flood warnings — 6 counties affected

Active floods

Updated
Severe significance Inactive 6 areas · GA, TN · 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This event is no longer active — it's kept here as a record.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.

1 concurrent flood warnings — 6 counties affected

A severe flood outbreak affected six counties across Georgia and Tennessee on July 17–18, 2026, bringing water damage and mold risk to homes in DeKalb, Gwinnett, Forsyth, Dawson, and Union counties in Georgia, as well as Knox County in Tennessee.

Overview written from official NOAA / National Weather Service data.

Type
Flood Outbreak
Extent
≈ 960,366 acres
Began
To end

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Affected area map

Each shaded area is one covered warning's reported footprint — this outbreak groups the 6 warnings listed below, colored by hazard type. Press Play below to watch each footprint appear in the order it was issued. Pan and zoom to explore the map.

Interactive affected-area map

DeKalb County, GA; Gwinnett County, GA; Knox County, TN; Forsyth County, GA; Dawson County, GA; Union County, GA · ≈ 1,500 sq mi reported extent · Enable JavaScript to explore the map.

Shown as reported by our sources — not an official product. For current advisories and the authoritative map, see NOAA / National Weather Service ↗.

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Mold remediation

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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.

  1. News WSB-TV

    Flash Flood Warnings across metro Atlanta, north Georgia counties

    Read the full article at WSB-TV ↗

  2. Storm report NWS FFC storm report

    FLASH FLOOD — 2 NE Stone Mountain, GA

    Flooding over 2 left lanes of US78 W at Hugh Howell Road.

    Read the full report at NWS FFC storm report ↗

  3. Storm report NWS FFC storm report

    FLASH FLOOD — 2 NE Pleasant Hill, GA

    Flooding reported at I-85N and University Parkways.

    Read the full report at NWS FFC storm report ↗

  4. News Rolling Out

    Flash flood hits Georgia as storms trigger airport ground stop

    Read the full article at Rolling Out ↗

Show 12 earlier updates
  1. NWS FFC storm report Storm report

    FLASH FLOOD — 2 SE Doraville, GA

  2. NWS FFC storm report Storm report

    FLASH FLOOD — 3 ESE East Ellijay, GA

  3. NWS MRX storm report Storm report

    FLOOD — 1 NE Murphy, NC

  4. NWS FFC storm report Storm report

    FLASH FLOOD — 1 NNW Ellijay, GA

  5. NWS FFC storm report Storm report

    FLASH FLOOD — 2 ENE Mountaintown, GA

  6. NWS FFC storm report Storm report

    FLASH FLOOD — 4 N Ellijay, GA

  7. NWS Peachtree City GA Bulletin

    Flash Flood Warning issued

  8. NWS Peachtree City GA Bulletin

    Flash Flood Warning issued

  9. NWS Morristown TN Bulletin

    Flash Flood Warning issued

  10. NWS Peachtree City GA Bulletin

    Flash Flood Warning issued

  11. NWS Peachtree City GA Bulletin

    Flash Flood Warning issued

  12. NWS Peachtree City GA Bulletin

    Flash Flood Warning issued

Updates are captured automatically from official and news sources, and may lag the live source. For the very latest, see NOAA / National Weather Service ↗.

Warnings covered

Warnings this outbreak covered

This page tracks the outbreak as a whole; each entry below is one official warning thread with its own live status, map and update log.

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