El Nino Watch

Climate newsletters

Posts from scientist-written newsletters: The Climate Brink, Yale Climate Connections, Climate Signals.

Data and trust

The Climate Brink (climate scientists Zeke Hausfather and Andrew Dessler) writes regularly about El Nino and global temperature records; Yale Climate Connections and Climate Signals publish climate news and explainers.

Limits. Opinion and analysis, not forecasts. Weeks can pass without an El Nino post.

How to read it

The Climate Brink: posts about El Nino or its impacts. The other two: El Nino posts only. Tagged 'newsletter'.

Why it matters for Koh Samui

Expert context on what this El Nino means globally (record heat, a glimpse of a warmer future) beyond the raw numbers.

Sources

ENSO status now

ONI (NOAA CPC)
+1.80 °C, JJA 2026 (previous +1.39 °C)
RONI (NOAA CPC)
+1.36 °C, JJA 2026
Nino 3.4 weekly (NOAA CPC / OISST)
+3.0 °C anomaly, week of 16 Sep 2026 (SST 29.6 °C)