TEMPERATURES COULD EXCEED 20 degrees this week, as high pressure continues into the weekend.

The last week has been a mix of very warm weather and thunderstorms.

Today will be mostly dry with sunny spells, though there is the chance of an odd light shower.

Long spells of sunshine will develop throughout the day, though the southwest and northwest will likely remain cloudier.

Temperatures will reach highs of 17 to 21 degrees in light to moderate northeast winds.

Tonight will be dry nationwide with temperatures not dropping below 8 degrees.

Thursday will be mostly dry with sunny spells, but a few stray showers could hit the north and west. Temperatures will reach highs of 17 to 22 degrees in light variable breezes.

Any mist and fog will clear on Friday to leave spells of sunshine and isolated showers, mainly in the west of the country. 

Friday night will be mostly dry as well.

The weekend will begin with sunny spells on Saturday and scattered showers will develop through the afternoon. Temperatures could reach highs of 18 to 22 degrees in light southerly breezes.

Sunday will likely be mostly dry with spells of sunshine and just isolated showers.

It could be as warm as 23 degrees in some places.