The White House has said that the US is "fully capable" of defending itself against a North Korean ballistic missile attack.
Asked whether North Korea's threat was being taken seriously, a White House spokeswoman said that foreign government's must be "taken at their word".
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Most of the UK will have a mixture of sunny spells and scattered showers before becoming drier in the afternoon.
Scottish people celebrate the birthday of national writer Robert Burns with events including haggis throwing and the Big Burns Supper.
There will be a rare chance to see an asteroid pass so close to the Earth you will be able to see it with binoculars on Monday night.