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Aviso / Spotters / OK

Storm spotting
in Oklahoma.

Oklahoma averages more than 50 tornadoes a year and is the epicenter of severe weather research. Trained spotters here fill the gap between radar sweeps and rapidly evolving supercells.

Primary hazards
  • tornadoes
  • large hail
  • damaging straight-line winds
  • flash flooding
Peak season

March through June

Covering NWS offices
  • Norman (OUN)
  • Tulsa (TSA)

How to become a certified spotter in Oklahoma.

  1. 01
    Take SKYWARN training

    NWS Norman (OUN) runs free basic + advanced classes. Most run 90 minutes online or in person.

  2. 02
    Get your spotter ID

    Some offices issue an ID; others log your training. Either way you're cleared to report.

  3. 03
    Install Aviso

    Submit verified reports from anywhere in the state — routed to your local NWS office in seconds.

Full spotter certification guide →
OK pilot

Be an early Oklahoma spotter on Aviso.

Join the Pilot