United States

Severe Weather in St. Helena, United States

Right now

No severe weather recorded here in the last 24 hours.

The most recent data we hold from NOAA arrived 41 minutes ago. We record detections, not passes: an absence is not proof that nothing is there.

19, recorded here, since 9 March 2026

No events recorded in the last 30 days. Most recent: 14 September 2026 (57 days ago).

The 13th strongest of the 19 recorded here since 9 March 2026.

By month

  • March 20263
  • June 202613
  • September 20263

June 2026 is the most active month of the 3 in our series here, with 13 events.

Recent events

Severe WeatherMedium

Severe Thunderstorm Warning

14 September 2026time not reported by the sourceIndex 28 · version not recorded
Severe WeatherMedium

Severe Thunderstorm Warning

14 September 2026time not reported by the sourceIndex 28 · version not recorded
Severe WeatherMedium

Severe Thunderstorm Warning

13 September 2026time not reported by the sourceIndex 16 · version not recorded
Severe WeatherMedium

Flood Warning

23 June 2026time not reported by the sourceIndex 22 · version not recorded
Severe WeatherMedium

Flood Warning

23 June 2026time not reported by the sourceIndex 34 · version not recorded
Severe WeatherMedium

Flood Warning

23 June 2026time not reported by the sourceIndex 22 · version not recorded
Severe WeatherMedium

Flood Warning

23 June 2026time not reported by the sourceIndex 34 · version not recorded
Severe WeatherMedium

Flood Warning

21 June 2026time not reported by the sourceIndex 39 · version not recorded
Severe WeatherMedium

Flood Warning

21 June 2026time not reported by the sourceIndex 32 · version not recorded
Severe WeatherMedium

Flood Warning

21 June 2026time not reported by the sourceIndex 39 · version not recorded
Severe WeatherMedium

Flood Warning

21 June 2026time not reported by the sourceIndex 39 · version not recorded
Severe WeatherMedium

Flood Warning

21 June 2026time not reported by the sourceIndex 39 · version not recorded
Severe WeatherMedium

Flood Warning

21 June 2026time not reported by the sourceIndex 32 · version not recorded
Severe WeatherMedium

Flash Flood Warning

18 June 2026time not reported by the sourceIndex 22 · version not recorded
Severe WeatherMedium

Flash Flood Warning

18 June 2026time not reported by the sourceIndex 22 · version not recorded
Severe WeatherMedium

Flash Flood Warning

18 June 2026time not reported by the sourceIndex 34 · version not recorded
Severe WeatherCritical

Tornado Warning

10 March 2026time not reported by the sourceIndex 63 · version not recorded
Severe WeatherCritical

Tornado Warning

9 March 2026time not reported by the sourceIndex 63 · version not recorded
Severe WeatherCritical

Tornado Warning

9 March 2026time not reported by the sourceIndex 63 · version not recorded

Towns with the most events here

Other areas

Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.

Administrative boundaries: geoBoundaries (geoboundaries.org), Public Domain. geoboundaries.org