Published December 21, 2021 | Version v1

Output of dry idealized GCM simulations under perpetual solstice-like forcing

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Description

This repository contains the output from simulations in the Caltech idealized dry GCM that were originally reported in Hill, Bordoni, and Mitchell 2021, J. Atmos Sci.  The simulations use a Newtonian cooling approximation of radiative transfer, and the Newtonian relaxation temperature field is an approximation of Earth's northern solstice.  Simulations are run at three different planetary rotation rates, 1/4, 1, and 2x Earth's rotation rate.  A fourth simulation is run at Earth's rotation rate but with the `delta_h` parameter that controls the magnitude of the meridional temperature gradients set to 1/6 rather than 1/15 as for the other simulations.

Idealized GCM formulation: Schneider, Tapio. “The Tropopause and the Thermal Stratification in the Extratropics of a Dry Atmosphere.” Journal of the Atmospheric Sciences 61, no. 12 (June 1, 2004): 1317–40. https://doi.org/10.1175/1520-0469(2004)061<1317:TTATTS>2.0.CO;2.

Simulations: Hill, Spencer A., Simona Bordoni, and Jonathan L. Mitchell. “Solsticial Hadley Cell Ascending Edge Theory from Supercriticality.” Journal of the Atmospheric Sciences 78, no. 6 (June 1, 2021): 1999–2011. https://doi.org/10.1175/JAS-D-20-0341.1.

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References

  • Simulations: Hill, Spencer A., Simona Bordoni, and Jonathan L. Mitchell. "Solsticial Hadley Cell Ascending Edge Theory from Supercriticality." Journal of the Atmospheric Sciences 78, no. 6 (June 1, 2021): 1999–2011. https://doi.org/10.1175/JAS-D-20-0341.1