Flash Flood Warning Issued for Southern Boone County, NE

Source: NOAA · Southern Boone County, Nebraska

This alert is no longer in effect.

NOAA issued it on August 19, 2026, 4 days 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 Omaha/Valley has issued a Flash Flood Warning for southern Boone County in northeastern Nebraska until 3:00 PM CDT on August 19.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Southern Boone County, Nebraska
Issued
August 19, 2026
Issuing authority
NWS Omaha/Valley NE

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 days ago; use the issuing agency's live warning service for current conditions in Southern Boone County, Nebraska.

Alert Details

Flash Flood Warning issued by NWS Omaha/Valley NE. Effective from 12:02 PM CDT to 3:00 PM CDT on August 19, 2026.

Affected Areas

Southern Boone County in northeastern Nebraska, including Cedar Rapids, Primrose, and the Highway 14 and 56 Junction.

What You Should Do

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

Expected Conditions

Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain. Between 2 and 2.5 inches of rain have fallen, with additional rainfall amounts up to 1 inch possible. Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas is ongoing or expected.

Timeline

The warning is in effect from 12:02 PM CDT until 3:00 PM CDT on August 19, 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 Omaha/Valley has issued a Flash Flood Warning for southern Boone County in northeastern Nebraska until 3:00 PM CDT on August 19.
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 Southern Boone County, Nebraska. 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.