In southbound Wales, astir 14 abstracted fires were being tackled by crews connected Sunday.
Mid and West Wales Fire Rescue and Service said crews were dealing with blazes astatine Rhandirmwyn and Ammanford successful Carmarthenshire and Hay-on-Wye and Brecon successful Powys connected Sunday.
They person besides attended fires successful Gorseinon, Swansea, and Tenby, Pembrokeshire, arsenic good arsenic an incidental involving fume successful Llanelli, Carmarthenshire.
Fire work manager, Geraint Thomas, described tree-height flames spreading successful a conifer wood successful the Rhandirmwyn country of Carmarthenshire.
He said the perimeter of the occurrence expanded to 480 hectares with areas of broadleaved woodland, upland moorland arsenic good arsenic conifer wood burning wrong it.
"It's truly challenging terrain successful places," helium said.
"The bulk of the occurrence is rather deep-seated successful the conifer forest. We were constricted successful what we could see."
The Mid and West Wales Fire and Rescue Service country manager said the flames are present nether power acknowledgment mostly to overmuch cooler conditions connected Friday.
Chris Bryant, MP for Rhondda and Ogmore, said a occurrence successful Treherbert, Rhondda Cynon Taf, had been "appalling" and helium thanked crews from London who had provided assistance.
"Thankfully, determination are occurrence engines from each implicit the UK and 2 helicopters person been successful spot each afternoon.
"I'm immensely impressed by the occurrence workers. But this can't beryllium our caller normal," helium said, successful a station connected X, external connected Saturday.
Monahan praised the Royal Logistics Corps and Royal Engineers successful ensuring crews had h2o to tackle the fires.
"The Welsh h2o strategy is nether pressure, truthful they're moving immense quantities of h2o from areas that we person it into areas wherever we're warring the fire, truthful that we don't enactment excessively overmuch unit connected the h2o system," helium said.
"That's thing radical astir apt aren't alert of."
He besides said the national exigency occurrence alert issued by the UK authorities to people's mobile phones successful England and Wales connected Friday was "absolutely necessary".
But helium expressed disappointment that immoderate radical inactive did not admit the dangers.
"Even aft that transmission, I stopped and recovered idiosyncratic who was burning tyres underneath a tree.
"This is irresponsible behaviour," helium said.
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