Planet Briefing

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Severe Thunderstorm Warning issued September 18 at 8:19PM EDT until September 18 at 9:15PM EDT by NWS Greenville-Spartanburg SC

NWS Greenville-Spartanburg SC issued a Severe Thunderstorm Warning with an effective time beginning September 18 at 8:19 PM EDT (published 2026-09-19T00:19:00Z) and ending September 18 at 9:15 PM EDT, per the alert title.

Categories: severe-weather-and-natural-disasters

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence
9/10
Geographic reach
3/10
Global importance
6/10
Impact magnitude
4/10
Positivity
1/10
Urgency
9/10

Why it matters

Severe thunderstorm warnings indicate an immediate hazardous weather threat for people in the affected area during the stated time window and may require protective actions or changes to outdoor plans.

Location

Sources

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