Atmospheric24 hoursopen
Atmospheric: 69% chance of an NWS Severe-or-higher weather alert within 351 km of Atlantic coastal waters, United States; Gulf coastal waters, United States and 1 more in the next 24 hours.
Probability
69%
Interval
61–77%
Opens
2026-10-01 20:00 UTC
Closes
2026-10-02 20:00 UTC
Resolution rule
Fixed at publication time; this is what the outcome is graded against.
- kind
- event_in_window
- domain
- atmospheric
- metric
- severity
- description
- Resolves MATCHED when an outcome event in the atmospheric domain occur between 2026-10-01T20:00:33.414Z and 2026-10-02T20:00:33.414Z, within 351 km of 24.7212, -79.3704, meeting or exceeding 62. Otherwise EXPIRED_MISS at window close.
- min intensity
- 62
- min event count
- 1
Outcome
The window is still open. Tremor grades this automatically against independently ingested outcome events once it closes — the probability above is never revised.
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Tremor publishes probabilities, not warnings, and is not an emergency service. For official alerts follow USGS, NOAA/NWS, NASA SWPC or your national authority.