Crowdtells

Climate and Weather Kalshi August 1, 2026 Crowd ahead of press

UK Plunges into Extreme Weather, Climate Whiplash Takes Hold

Will 2026 be the hottest year ever?

Kalshi prices this 54% yes. The market is more confident than the current reporting.

The UK is in the midst of a chaotic weather pattern, with extreme heat and cold events occurring in rapid succession, a phenomenon known as climate whiplash. This rapid shift in weather has become more common due to changes in the jet stream, a fast-moving body of air high in the atmosphere. The UK's extreme weather has been accompanied by record-breaking temperatures, with the hottest June on record reported in Western Europe. As the world watches one of the most rapidly intensifying El Niño events in history, the chances of 2026 being the hottest year on record are increasing. Traders put the probability of 'No' at 54%, even though the reporting emphasizes the severity of the climate whiplash and its potential impact on global temperatures.

Background

Climate whiplash is a result of the changes in the jet stream, which has become more unpredictable and variable. This has led to rapid shifts in weather patterns, causing extreme heat and cold events to occur in quick succession. The UK has been particularly affected, with record-breaking temperatures reported in June. The situation is further complicated by the rapidly intensifying El Niño event, which is expected to have a significant impact on global temperatures. The market resolves on December 31, 2026, and has seen a slight increase in trading volume over the past 24 hours, with $1.2K in money traded.

The precedent

Context compiled by Crowdtells from the public record — verify before relying on it.

What the coverage agrees on

  • The UK is experiencing extreme weather patterns, with rapid shifts in temperature and precipitation.
  • The changes in the jet stream are causing climate whiplash, leading to extreme heat and cold events.
  • The El Niño event is expected to have a significant impact on global temperatures.

Where sources diverge

  • The severity of the climate whiplash and its potential impact on global temperatures is contested, with some outlets downplaying the situation.

How outlets frame it

  • The Guardian: The Guardian emphasizes the potential impact of climate whiplash on global temperatures and the increasing chances of 2026 being the hottest year on record.
  • New Scientist: New Scientist highlights the severity of the climate whiplash and its potential impact on global temperatures, but also notes that the market's favorite is not well-supported by the evidence.
  • phys: phys focuses on the rapid shifts in weather patterns and the impact on the UK, but does not emphasize the potential impact on global temperatures.

What to watch

The situation is expected to worsen in the coming months, with the El Niño event intensifying and the jet stream continuing to shift unpredictably. The UK is likely to experience more extreme weather events, and the global community is watching closely to see how this will impact temperatures and climate patterns. The market will continue to be closely watched as the situation develops.

The numbers behind this

Kalshi prices this 54% yes.

24h +1.5 pts

$140K traded · $1.2K in the last day · $66K open interest

Resolves on: If the unsmoothed Land-Ocean Temperature Index value for 2026 reported by NASA’s Goddard Institute for Space Studies (GISS) is above the 2025 value and 1.28 degrees Celsius, then the market resolves to Yes.

Pricing Kalshi 54%

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Sources

Frequently asked questions

Will 2026 be the hottest year ever?

Kalshi prices this 54% yes. The market is more confident than the current reporting.

What do the sources agree on?

The UK is experiencing extreme weather patterns, with rapid shifts in temperature and precipitation. The changes in the jet stream are causing climate whiplash, leading to extreme heat and cold events. The El Niño event is expected to have a significant impact on global temperatures.

Where do the sources disagree?

The severity of the climate whiplash and its potential impact on global temperatures is contested, with some outlets downplaying the situation.

When does this market resolve?

This market resolves on: If the unsmoothed Land-Ocean Temperature Index value for 2026 reported by NASA’s Goddard Institute for Space Studies (GISS) is above the 2025 value and 1.28 degrees Celsius, then the market resolves to Yes.

How are these odds set?

Prediction-market odds are prices set by people trading real money on the outcome, so the price reads as the crowd’s implied probability — not a guarantee or financial advice.

AI-written briefing grounded in 5 sources and the live market, edited by Samuel Jo. Odds are crowd probabilities, not advice — how this works.