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fix ZM behavior on first step#8531

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tcclevenger merged 2 commits into
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whannah/eamxx/fix-ZM-first-step
Jul 16, 2026
Merged

fix ZM behavior on first step#8531
tcclevenger merged 2 commits into
masterfrom
whannah/eamxx/fix-ZM-first-step

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@whannah1

@whannah1 whannah1 commented Jul 1, 2026

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These two changes correct a subtle issue in the C++ port of ZM that was only discovered when using trig_ull=false. The additional initialization of pbl_height to 2km makes the first time step results from ZM more reasonable.

[non-BFB] - only for F2010xx-ZM

@whannah1 whannah1 added Atmosphere EAMxx C++ based E3SM atmosphere model (aka SCREAM) ZM labels Jul 1, 2026
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whannah1 requested a review from jgfouca July 1, 2026 03:03
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github-actions Bot commented Jul 1, 2026

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@tcclevenger
tcclevenger force-pushed the whannah/eamxx/fix-ZM-first-step branch from 693087d to 5d919aa Compare July 16, 2026 18:59
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tcclevenger merged commit ae81cde into master Jul 16, 2026
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@tcclevenger
tcclevenger deleted the whannah/eamxx/fix-ZM-first-step branch July 16, 2026 21:02
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