Flood Warning Issued for White Rock Creek in Dallas County Through Wednesday Afternoon

Source: NOAA · Dallas, TX

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The National Weather Service has issued a Flood Warning for White Rock Creek at Greenville Avenue in Dallas, with minor flooding expected to impact local bike paths and school grounds.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on March 18, 2026 and geographically references Dallas, TX. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Weather Alerts — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Flood Warning, Dallas) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

The National Weather Service in Fort Worth TX has issued a Flood Warning for White Rock Creek near Greenville Avenue in Dallas County. The alert was issued on the evening of March 10 and remains in effect through the afternoon of March 11.

Affected Areas

The warning specifically affects Dallas County, Texas, focusing on the areas surrounding White Rock Creek at Greenville Avenue.

What You Should Do

Residents and commuters are advised to never drive cars through flooded areas. Use extreme caution when walking near riverbanks, as conditions can change rapidly. Additional information is available at www.water.noaa.gov/wfo/FWD.

Expected Conditions

Minor flooding is forecast for the region. As of 8:15 PM CDT Tuesday, the water stage was recorded at 70.8 feet. The creek is expected to rise above the flood stage of 84.0 feet shortly after midnight, reaching a projected crest of 84.4 feet.

At these levels, the following impacts are expected:

  • Minor flooding will occur near the creek.
  • Bike paths downstream of the Greenville Avenue gage will be submerged.
  • Water will approach the ball fields at Emmett Conrad High School.

Timeline

  • Onset: Wednesday, March 11 at 1:20 AM CDT
  • Crest: Expected shortly after midnight
  • Expiration: Wednesday, March 11 at 2:27 PM CDT

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?
The National Weather Service has issued a Flood Warning for White Rock Creek at Greenville Avenue in Dallas, with minor flooding expected to impact local bike paths and school grounds.
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 Dallas, TX. 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.