Alert archive / Frost Advisories

Frost Advisories in the United States, 2026

419 frost advisories in 2026. Each alert counts once, however many counties it covered. The last few weeks are still filling in as offices finish their follow-ups. The archive of frost advisories reaches back to 2005.

Frost Advisories by state

Each state shaded by its count. Tap a state for its own archive.

AKMEVTNHWAIDMTNDMNILWIMINYRIMAORNVWYSDIAINOHPANJCTCAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFLPR
Frost Advisories
419
Busiest month
May205 frost advisories
Busiest day
May 1, 202625 frost advisories

Over time

By month

By state

Every state and territory, with the alerts that covered any part of it. Each state’s page lists every one of them.

2 more states

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 1, 202625frost advisories
  2. May 2, 202624frost advisories
  3. April 30, 202620frost advisories
  4. May 10, 202620frost advisories
  5. May 6, 202619frost advisories
  6. May 11, 202616frost advisories
  7. April 19, 202614frost advisories
  8. May 7, 202612frost advisories
  9. May 18, 202612frost advisories
  10. May 19, 202612frost advisories
  11. May 9, 202610frost advisories
  12. May 21, 202610frost advisories
  13. April 8, 20269frost advisories
  14. May 5, 20269frost advisories
  15. April 18, 20268frost advisories

Nearby

Alerts in force nowThe tornado archiveThe radar archive2025

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.