"I think there are problems, and I think they've come about through rather inadvertent policies" says David Davies MP, who chairs the Welsh Affairs select committee.
"I think local authorities have quite rightly said we need to have people with a local connection before we allocate social housing.
"But those rules have had the unintended consequence of affecting members of the armed forces who may have been born and brought up in an area, but spent the last ten years serving their country".
"A lot of a local authorities have signed up to the armed forces covenant, which means people working within those authorities are aware of those issues".
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The heaviest bursts are expected in the south and east, with some western areas either remaining dry or becoming dry by dawn.
Many places will start dry, but rain in the southeast will spread to most for a time overnight.
The family of Isaac Nash who went missing after being swept out to sea last summer have presented a cheque for £10,000 to the RNLI.