Flash Flood Warning for Tappan Spring in Coconino County, AZ

Source: NOAA · Coconino County, Arizona

If you are in immediate danger, call emergency services now.

For real-time, official alerts and instructions for your exact location, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia) as applicable. This article is a data summary, not a substitute for the issuing agency's live warning.

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 Flash Flood Warning is in effect for Coconino County until 8:00 PM MST due to thunderstorms producing heavy rain and ongoing flash flooding.

The weather record, at a glance

Record type
Flash Flood Warning
Affected area
Coconino County, Arizona
Issued
September 13, 2026
Issuing authority
NWS Flagstaff AZ

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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

Flash Flood Warning issued by NWS Flagstaff AZ effective September 13, 2026 at 4:53 PM MST until September 13, 2026 at 8:00 PM MST.

Affected Areas

Coconino County in north central Arizona. Specific locations include Tappan Spring, State Route 64 between mile markers 293 and 295, Willows Camp, Tappan Spring swimming hole, Lee Canyon, Burro Canyon Wash, Needmore Wash, Little Colorado River, Tappan Wash and Cedar Wash.

What You Should Do

Flooding of washes and creeks will occur, some dirt roads will become muddy and impassable. Paved roads and underpasses could become flooded as well. Avoid flooded areas.

Expected Conditions

Doppler radar indicated thunderstorms producing heavy rain. Between 1.25 and 2.25 inches of rain have fallen with additional rainfall amounts up to 0.25 inches possible. Life threatening flash flooding of creeks and streams, normally dry washes, urban areas, highways, streets and underpasses is ongoing or expected to begin shortly.

Timeline

The warning is effective from September 13, 2026 at 4:53 PM MST and remains in effect until September 13, 2026 at 8:00 PM MST.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Comparable nationwide notices (length or severity timing) 8

Beyond this NWS weather alert's own category, Areazine surfaces two nationwide peer sets: length-matched and severity/date-matched notices from elsewhere in the archive, distinct from the same-feed Related list above.

What People Ask

Questions readers often have about this NWS weather alert.

What is this NWS weather alert about?
A Flash Flood Warning is in effect for Coconino County until 8:00 PM MST due to thunderstorms producing heavy rain and ongoing flash flooding.
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 Coconino County, Arizona. 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.