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Ystradgynlais, Powys

72°F
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Ystradgynlais, Powys Weather
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Today

Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Tonight's Weather

Mon, May 25

Clear Lo: 58°

Tomorrow: Mostly sunny and very warm; possible danger of dehydration and heatstroke while doing strenuous activities Hi: 88°

Current Weather

11:29 PM

72°F
RealFeel® 70°
Mostly clear More Details
Wind ENE 6 mph
Wind Gusts 11 mph
Air Quality Poor

Looking Ahead

Possible danger of dehydration and heat stroke while doing strenuous activities Tuesday

Ystradgynlais Weather Radar

Ystradgynlais Weather Radar
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Clouds
Temperature

Hourly Weather

12 AM 66°
rain drop 0%
1 AM 62°
rain drop 0%
2 AM 58°
rain drop 0%
3 AM 61°
rain drop 0%
4 AM 64°
rain drop 0%
5 AM 63°
rain drop 0%
6 AM 63°
rain drop 0%
7 AM 67°
rain drop 0%
8 AM 71°
rain drop 7%
9 AM 75°
rain drop 7%
10 AM 79°
rain drop 7%
11 AM 81°
rain drop 7%

10-Day Weather Forecast

Tonight

5/25

58° Lo

Clear

1%

Tue

5/26

88° 62°

Mostly sunny and very warm

Night: Clear

25%

Wed

5/27

83° 57°

Sunny and very warm

A couple of evening showers

3%

Thu

5/28

75° 54°

Increasing clouds and warm

Cloudy

3%

Fri

5/29

68° 50°

Decreasing clouds

Mainly clear

1%

Sat

5/30

67° 54°

Sun and areas of high clouds

Increasing clouds

6%

Sun

5/31

65° 55°

An a.m. shower; mainly cloudy

Rather cloudy, showers around

55%

Mon

6/1

64° 55°

Cloudy

Cloudy, a little rain late

7%

Tue

6/2

61° 52°

Rain tapering off

Early rain, then a shower

81%

Wed

6/3

61° 51°

A few morning showers

Mostly cloudy

55%

Sun & Moon

16 hrs 06 mins
Rise 5:09 AM
Set 9:15 PM
Waxing Gibbous
Rise 3:09 PM
Set 2:53 AM

Air Quality

See More
Air Quality Poor

The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Moderate Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander High Data is not supported in this location
Contains modified Copernicus Atmosphere Monitoring Service information 2026

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