Flash Flood Warning — Maricopa County, Arizona
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Current Status
🌊 Active: Flash Flood Warning
Flash Flood Warning issued August 9 at 8:43PM MST until August 10 at 12:45AM MST by NWS Phoenix AZ
FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... Maricopa County in south central Arizona... Pinal County in southeastern Arizona... * Until 1245 AM MST. * At 843 PM MST, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. Significant runoff into Vekol Wash is expected or ongoing. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar and automated gauges. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Freeman. This includes the following streams and drainages... Vekol Wash, Kohatk Wash, Kaka Wash and Waterman Wash.
Effective August 9, 2026 at 11:43 PM ET · Expires August 10, 2026 at 3:45 AM ET
Event Details
Event Type
Flash Flood Warning
Severity
severe
Issued By
NWS Phoenix AZ
Expires
August 10, 2026 at 3:45 AM ET
Last Checked
2 minutes ago
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Also In Effect For
This same Flash Flood Warning also covers:
Other Active Alerts in Arizona
Dust Storm Warning
Dust Storm Warning
Flash Flood Warning
Flood Advisory
Flood Advisory
Flood Advisory
Get Flash Flood Warning Alerts for Maricopa County
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Frequently Asked Questions
What does a Flash Flood Warning mean for Maricopa County, Arizona?
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Is this Flash Flood Warning currently active?
Yes — this alert is active as of our last check (2 minutes ago). It's set to expire August 10, 2026 at 3:45 AM ET.
How do I get notified about Flash Flood Warning alerts for Maricopa County?
Download StormCast free on Google Play and set Maricopa County, Arizona as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Flash Flood Warning is also in effect for Pinal County.