Flood Warning Issued for Big Creek Near Alpharetta Affecting Fulton and Forsyth Counties

Source: NOAA · Northern Georgia

This alert is no longer in effect.

NOAA issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

A Flood Warning is in effect for Big Creek near Alpharetta through Saturday evening as minor flooding impacts portions of Fulton and Forsyth counties.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Northern Georgia
Issued
April 6, 2026
Issuing authority
NWS Peachtree City

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Northern Georgia.

Alert Details

The National Weather Service in Peachtree City GA has issued a Flood Warning for Big Creek near Alpharetta. The warning is in response to minor flooding occurring along the river, which is currently at flood stage.

Affected Areas

The warning affects Fulton and Forsyth counties in Georgia. Specific geographic impacts are noted from near Cumming in south Forsyth County to Alpharetta and Roswell in north Fulton County.

What You Should Do

Residents are urged to follow the "Turn around, don't drown" rule when encountering flooded roads, noting that most flood deaths occur in vehicles. The NWS recommends avoiding the area, specifically the Big Creek Greenway and associated walking or biking paths.

Expected Conditions

Minor flooding is currently occurring. As of 6:30 AM EST Friday, the river stage was 7.0 feet, which meets the flood stage threshold. The river is forecast to rise to a crest of 7.7 feet this evening.

Expected impacts include:

  • Greenway Flooding: Additional portions of the Big Creek Greenway will experience 1 to 2 feet of water.
  • Path Closures: Most walking and biking paths will be closed, especially upstream and downstream from the gage on Kimball Bridge Road and near Rock Mill Park.
  • Property Impacts: Portions of the YMCA Campground off Preston Ridge Road will flood. Minor flooding will also expand into woodlands and fields along the creek.

Timeline

The Flood Warning is effective immediately and remains in place until 7:00 PM EST on Saturday, February 28. The river is expected to fall below flood stage by Saturday evening.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Flood Warning is in effect for Big Creek near Alpharetta through Saturday evening as minor flooding impacts portions of Fulton and Forsyth counties.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Northern Georgia. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.