Interesting El Niño picture for 2026.

Prompt Claude

Apparently El Niño is growing rapidly. What does that mean for our spring an summer

Output

Here’s the picture as of today.
What’s happening
La Niña has collapsed rapidly and El Niño is expected to emerge by this summer, with NOAA pointing to rising odds it could reach “Super” El Niño status later in 2026. NOAA’s Climate Prediction Center now puts an 82% chance of El Niño emerging by May–July 2026, and a 96% chance it persists through winter 2026–27.
ECMWF models show the event could easily exceed the +2°C “Super” threshold, with most ensemble members pushing toward +3°C — territory that would rival the strongest El Niño events in modern history.
What it means for Canada — and Toronto specifically
This is the counterintuitive part. Most Canadians hear El Niño and expect wall-to-wall summer heat, but the real story may be about where the heat fails to show up. The strongest signal points to warmer conditions in B.C. and Northern Canada, while Central Canada — including Ontario — could see a cooler and more unsettled summer.
Temperature forecasts show broadly normal seasonal temperatures over the northern and northeastern US and much of central and eastern Canada, driven by a persistent low-pressure area over eastern Canada. Above-normal temperatures are concentrated in the northwestern US and western Canada.
On precipitation: less rainfall is forecast over southern and central Canada — which is a bit contradictory with the “unsettled” signal, but the two can coexist: fewer total rain days but more intense events when they occur.
Bottom line for Toronto
Expect a mixed summer — not a scorcher. Possibly cooler and cloudier than recent summers with periodic unsettled spells, rather than persistent heat. The heat this year is going to be a western Canada and southern US story. The official Weather Network summer forecast drops May 27, which will sharpen this considerably.
The bigger global concern is that a strong El Niño would put 2027 in the running to break global heat records — the real peak comes fall/winter, not summer.