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Tropical Storm Hanna Forms in Central Subtropical Atlantic Hot: Odds moved 25 points in 24 hours

The National Hurricane Center reports that Tropical Storm Hanna has formed with maximum sustained winds of 45 mph and a central pressure of 1006 mb.

1 publisher · 3 articles · first seen 28 Sept 2026 · updated 4h ago

Markets on this story

  • Kalshi Hanna 2% −25 $837 24hends 1 Dec 2026

    Does the market have this right?

    Wrong market?

How the odds moved · Hanna
0%50%100%2%27 Sept, 13:39 UTCnowNOAA NHC Atlantic: Tropical Storm Hanna Graphics · 28 Sept, 15:29 UTCNOAA NHC Atlantic: Summary for Tropical Storm Hanna (AT3/AL082026) · 28 Sept, 15:00 UTCNOAA NHC Atlantic: Tropical Storm Hanna Forecast Discussion Number 1 · 28 Sept, 15:00 UTC

Each tick is a source publishing on this story

Price data
TimeChance of yes
now2%
28 Sept, 19:18 UTC2%
28 Sept, 18:54 UTC18%
27 Sept, 13:39 UTC39%

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How it unfolded

Every source in the order it published, with the odds on Hanna at that moment. A dash means the source published before we started tracking prices.

  1. NOAA NHC AtlanticSummary for Tropical Storm Hanna (AT3/AL082026)39%
  2. NOAA NHC AtlanticTropical Storm Hanna Forecast Discussion Number 139%
  3. NOAA NHC AtlanticTropical Storm Hanna Graphics39%
  4. Current odds2%

Sources

Every article we clustered into this story. Headlines link to the publisher.

  1. Tropical Storm Hanna Graphics NOAA NHC Atlantic ·
  2. Summary for Tropical Storm Hanna (AT3/AL082026) NOAA NHC Atlantic ·
  3. Tropical Storm Hanna Forecast Discussion Number 1 NOAA NHC Atlantic ·

In this story

  • NHC
  • Tropical Storm Hanna

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