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International Sea Level Satellite Observes El Niño Precursor

- Sentinel‑6 Michael Freilich altimeter data (Mar–May 2026) show a warm Kelvin wave moving east from the western Pacific to off Colombia, Ecuador and Peru. - By mid‑May sea level there exceeded long‑term averages by ~15 cm, indicating warmer surface water. - Early‑year Kelvin waves often precede El Niño, which can alter atmospheric circulation and regional precipitation patterns. - Sentinel‑6/Jason‑CS is an international mission (ESA/EUMETSAT/NASA/NOAA) with JPL‑provided instruments.

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Photo by @mattpaul / Unsplash

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NASA-Funded Study Shows Wildfire Smoke’s Hidden Ozone Toll

NASA-Funded Study Shows Wildfire Smoke’s Hidden Ozone Toll

- A NASA-supported study found that over the past decade wildfires have increased ground-level ozone (smog) across much of the contiguous U.S., worsening air quality far from fires. - Nationally, fires offset nearly four years of ozone-control gains; in the Midwest wildfires erased about 5.3 years of progress

A Moonlit Earth as Seen From Artemis II

A Moonlit Earth as Seen From Artemis II

- An Artemis II crew member photographed Earth from the Orion spacecraft after the translunar injection burn, capturing a full-disk view on April 2, 2026. - The visible hemisphere is lit by moonlight and shows a Sun sliver, green auroras at the poles, fuzzy zodiacal light, and Venus. - High

Typhoon Jangmi

Typhoon Jangmi

{"id":"https://science.nasa.gov/earth/earth-observatory/typhoon-jangmi/","title":"Typhoon Jangmi","description":"The sprawling storm promised to deliver torrential rain across a wide swath of southern Japan.","summary":"- From late May to early June