Flood Warning Issued for Central Indiana Counties

Source: NOAA · Central Indiana

This alert is no longer in effect.

NOAA issued it on May 29, 2026, 2 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.

NWS Indianapolis has issued a Flood Warning for six central Indiana counties until 8:30 PM EDT due to excessive rainfall from thunderstorms.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Central Indiana
Issued
May 29, 2026
Issuing authority
NWS Indianapolis IN

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 2 months ago; use the issuing agency's live warning service for current conditions in Central Indiana.

Alert Details

A Flood Warning has been issued by the National Weather Service Indianapolis IN. The alert is effective from May 18, 2026 at 3:36 PM EDT until May 18, 2026 at 8:30 PM EDT.

Affected Areas

The warning covers Boone County, Hamilton County, Hendricks County, Johnson County, Marion County, and Morgan County in central Indiana. Specific locations that will experience flooding include Indianapolis, Carmel, Fishers, Noblesville, Greenwood, Lawrence, Plainfield, Brownsburg, Lebanon, Beech Grove, Zionsville, Martinsville, Speedway, Mooresville, Danville, Southport, Westfield, Avon, New Whiteland, and Cumberland.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Expected Conditions

Flooding caused by excessive rainfall is expected. Doppler radar indicated heavy rain due to thunderstorms, with between 1 and 2 inches of rain having fallen. Additional rainfall amounts of 0.5 to 2 inches are possible. Low-water crossings are inundated with water and may not be passable. Expect many areas of slow moving or standing water.

Timeline

The Flood Warning is in effect until 8:30 PM EDT on May 18, 2026.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Indianapolis has issued a Flood Warning for six central Indiana counties until 8:30 PM EDT due to excessive rainfall from thunderstorms.
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 Central Indiana. 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.