Different maximum wind gust in "Wind Gust Accumulation" and "Wind Gust"

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Why do Windy UKV "Wind Gust Accumulation" and "Wind Gust" show different max wind gust values? The pointers all show the same location.

"Wind Gust Accumulation" 4 pm to 10 pm get maximum 72KT

Wind gust 4pm to 10pm get maximum 54KT

[cc cc 6]

seems all model have the same problem:

Accumulated gust:

Wind gust:

[cc cc 6]

Rain and rain accumulation also show different values. The path of the showers is different between these two tabs.