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Brecon Beacons: forecast uv
Wednesday, 19 June 2013: dawn to dusk
Printable view Forecast issued: 0515 on Wednesday, 19 June 2013
Overview for Wednesday
Generally fine and dry once any early mist and low cloud clears. Some good spells of sunshine should also develop, making it feel rather warm and humid.
| Hazards | Risk | Explanation |
|---|---|---|
| Blizzards | No Risk | |
| Heavy snow | No Risk | |
| Storm force winds | No Risk | |
| Gales | No Risk | |
| Severe chill effect | No Risk | |
| Persistent and extensive hill fog | No Risk | |
| Thunderstorms | No Risk | |
| Heavy persistent rain | No Risk | |
| Strong Sunlight | Medium | A risk of sunburn and dehydration during any sunny spells throughout the day. |
key to hazards and forecast content
| Dawn to 0900 | 0900 to 1200 | 1200 to 1500 | 1500 to dusk |
 Cloudy |
 Sunny intervals |
Sunny intervals |
Sunny intervals |
| 10% | 10% | 10% | 10% |
Detailed mountain weather forecast: Brecon Beacons
Wednesday
Weather
Generally fine and dry once any early mist and low cloud clears. Some good spells of sunshine should also develop, making it feel rather warm and humid.
Visibility
Generally good giving some great views across the park, but occasionally moderate or poor in any mist or low cloud during the first part of the morning.
Hill fog
Well broken amounts of cloud around 200m at first but quickly clearing during the morning. No hill fog is expected throughout the afternoon.
Maximum winds above 400m
Northeasterly 10-15mph.
Temperature
| Valleys | Plus 10 Celsius becoming Plus 23 Celsius |
| 800 m | Plus 14 Celsius |
| Freezing level | Way above the summits. |
Thursday
Weather
Rather cloudy with outbreaks of rain, perhaps turning heavy and possibly thundery at times. Feeling cooler than of late.
Visibility
Generally moderate to good but occasionally poor in any heavy rain and very poor in hill fog.
Hill fog
Broken occasionally overcast layers of cloud around 200-300m throughout the day. Cloud perhaps becoming well broken at times in the west later in the day.
Maximum winds above 400m
Easterly 10-15mph.
Temperature
| Valleys | Plus 11 Celsius becoming plus 17 Celsius. |
| 800 m | Plus 12 Celsius |
| Freezing level | Way above the summits. |
Outlook
Friday
Further outbreaks of rain or showers are likely to move across the park throughout the day, perhaps turning heavy in places. Visibilities tending to be poor in the rain with areas of low cloud also expected. Feeling rather cool.
Saturday
Another unsettled day across the park with showers or longer spells of rain. The rain may turn heavy and possibly thundery at times, and will be accompanied by a strengthening northwesterly wind.
Sunday
Staying changeable with further rain at times, perhaps some brighter but showery weather moving in later in the day. Winds remaining fresh.
Neuadd Rain (near Pontsticill)
Altitude 353 metres
Rainfall measured at 03:00 Wednesday, 19 June 2013
- Last 24 hours 0.0 mm
- Last 48 hours 1.2 mm
- Last 72 hours 3.8 mm
Rainfall data provided by the Environment Agency. The Met Office is not responsible for content provided by third parties and may remove this data without warning.
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The Enhanced Mountain forecast for Brecon Beacons has been discontinued. All forecast information for these locations can be found in the standard Mountain forecast above.
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