An 'extreme heat' warning has been issued for Northern Ireland.
The Met Office have issued the amber weather warning which comes into force on Wednesday, July 21 at 8am until midnight on Friday, July 23.
The forecaster said: "Temperatures both by day and night will increase this week leading to public health impacts."
This comes as the weather service previously said temperatures could rise above 30C on Wednesday and Thursday.
Northern Ireland recorded a provisional record high temperature on Saturday, when the mercury hit 31.2C in Ballywatticock close to Newtownards in Co Down at 3.40pm, which may be exceeded within the next few days.
What to expect
- Adverse health effects are likely to be experienced by those vulnerable to extreme heat
- The wider population are likely to experience some adverse health effects including sunburn or heat exhaustion (dehydration, nausea, fatigue) and other heat related illnesses
- Ongoing pressures on water resources
- An increased chance that some heat-sensitive systems and equipment may fail, leading to power cuts and the loss of other services to some homes and businesses
- More people are likely to visit coastal areas, lakes and rivers leading to an increased risk of water safety incidents
- Some delays to road, rail and air travel are possible, with potential for welfare issues for those who experience prolonged delays
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