U.S. weather warnings on Saturday, October 31, 2026

The National Weather Service issued 4 warnings across the United States on Saturday, October 31, 2026 (UTC), as of 01:20 UTC. The most common was the flash flood warning (3). AZ had the most (4).

By type

By state

• AZ4

Flash Flood Warning (3)

• Maricopa, AZ, AZ00:24 UTC
• Maricopa, AZ, AZ00:49 UTC
• Maricopa, AZ, AZ01:11 UTC

Severe Thunderstorm Warning (1)

• Maricopa, AZ, AZ00:04 UTC

Watch or warning?

A watch means conditions are right for a hazard to develop: be prepared. A warning means it is happening or about to happen: take action now. Advisories are for less serious hazards that still call for caution.

Land-based warnings from the National Weather Service (marine warnings and advisories are not listed). Times in UTC.