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Aviso / Hazards

Hazards, by state.

Pick a state to see primary hazards, peak severe-weather season, and the NWS offices that cover it.

OK

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)
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