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Lightning

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Journal of Geophysical Research: Atmospheres VOL.131 ISSUE 15 | 7 August 2026

Source Speed as a Driver of Geostationary Lightning Mapper Location Offsets

Roy Stetson Reger + Julia Tilles + Richard Sonnenfeld ...

Satellites in geostationary orbit provide continuous, hemisphere‐scale views of lightning, but each pixel covers a large area, and parallax and scattering can shift the apparent...

Geophysical Research Letters VOL.53 ISSUE 15 | 7 August 2026

Gamma Rays Signal the Vulnerability of Forest to Extreme Drought

Gavan S McGrath + Joseph B Fontaine + Richard Van Dongen ...

Extreme drought and heat are driving forest die‐off globally, yet regional‐scale mapping of subsurface water storage capacity, governing forest vulnerability, remains a major...

Journal of Geophysical Research: Atmospheres VOL.131 ISSUE 15 | 5 August 2026

A Deep Learning Model of Lightning Stroke Density

Randall Jones + Chris Wright + Joel A Thornton ...

Lightning plays a crucial role in the Earth's climate system; however, existing parameterizations for use in forecasting and earth system models show room for improvement...

Journal of Geophysical Research: Atmospheres VOL.131 ISSUE 13 | 8 July 2026

Terrestrial Gamma‐Ray Flash Following Intense Negative Return Stroke Observed With BIMAP‐3D

Daniel P Jensen + David M Smith + Xuan‐Min Shao ...

We report ground‐based observations of a terrestrial gamma‐ray flash (TGF) associated with a strong negative cloud‐to‐ground lightning strike (‐CG) which occurred near Los...

Journal of Geophysical Research: Atmospheres VOL.131 ISSUE 10 | 25 May 2026

Observation of a Downward Terrestrial Gamma‐Ray Flash Associated With Dart Leaders of a Negative Cloud‐To‐Ground Lightning Flash

N Kieu + R U Abbasi + I T Cruz ...

We report the observation of a downward terrestrial gamma‐ray flash (TGF) during the dart‐leader stage in a negative cloud‐to‐ground lightning flash. The observation was recorded...