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Flood Warning

◍ Maricopa, AZ · USA · updated 9/17/2026, 3:34:00 AM
⏱ In effect until 8:30 AM UTC-7
Severity score
65/100
Confidence
High
Why this matters

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Maricopa County in south central Arizona... Pinal County in southeastern Arizona... * WHEN...Until 830 AM MST Thursday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Low-water crossings may become inundated with water and may not be passable. * ADDITI

Key stats
Severity
Severe
Certainty
Likely
Urgency
Expected
Severity over time
Timeline
  1. Flood Warning
    9/17/2026, 3:34:00 AM
    Flood Warning issued September 16 at 8:34PM MST until September 17 at 8:30AM MST by NWS Phoenix AZ
Sources & attribution
OfficialNWS NWS Phoenix AZupdated 9/17/2026, 3:34:00 AM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.