Ystrad-Meurig Pressure & Humidity
Ceredigion — Barometric Trends
Ystrad-Meurig Pressure & Humidity Outlook
For Ystrad-Meurig today, pressure is around 1000 mb, slightly on the low side, with humidity high enough to give the air a damp edge. That hints at a more mixed backdrop at times, especially if the breeze freshens. Conditions can feel a bit stop–start at times, with the broader signal shifting across the period. A gentle rise later on would slightly favour more settled spells.
Through the period, pressure is projected to run between 995 mb and 1026 mb across the outlook period. Pressure trends higher through the coming days, favouring quieter spells at times. Humidity looks generally high, which can help low cloud to linger in calmer spells.
Current Readings
Pressure
Humidity
Dew Point
Today’s Hourly Humidity
Today’s Hourly Pressure
14-Day Trends
Humidity Chart
Pressure Chart
Forecast context and reference links
Across Wales, local effects can shift outcomes even when the national pattern is similar. Coastal exposure, terrain, and airflow direction often explain the difference between a near-miss and a wet day.
- Wales Climate for regional patterns and seasonal tendencies.
- UK Climate Overview for a national baseline and how regions compare.
- Wales for location browsing and regional navigation.
How to interpret confidence
For how forecast reliability changes with lead time, see Forecast Confidence. For transparency on how WeatherEngland sources and updates data, see Methodology.
Background guides
- UK Weather Patterns
- UK Seasonal Weather
- UK Weather Hazards
- UK Weather Safety
- UK Jet Stream
- UK Microclimates
Glossary support
Start with the Weather Glossary. Useful terms for this page include Isobar, Pressure Gradient, Relative Humidity, Dew Point, Anticyclone, and Depression.
FAQ
What is the air pressure in Ystrad-Meurig today?
Pressure in Ystrad-Meurig is close to 1000 mb right now. Think of it as the background state of the atmosphere; the timing of cloud and rain still depends on the next weather system. Humidity is near 90%, so the air is close to saturation — conditions where low cloud or reduced visibility can become more likely if winds ease, especially overnight. As the period goes on, the barometer tends to lift, supporting a more settled background pattern at times.
What counts as high or low pressure in the UK?
As a rough guide, the low 1020s (around 1020 mb–1024 mb) tends to be a more settled signal, while the low 1000s (around 1000 mb–1004 mb) more often points to Atlantic influence. The overall pattern matters more than any single reading.
How does pressure affect wind in Ystrad-Meurig?
Wind strength is driven mainly by the pressure gradient — how quickly pressure changes over distance. Tightly packed isobars usually mean stronger winds; a slack pattern often allows lighter winds, regardless of whether the headline pressure is high or low.
Does low pressure always mean rain in Ystrad-Meurig?
No. Low pressure increases the chance of changeable weather, but the wettest rain bands can miss your area entirely depending on where fronts set up.
What does humidity mean for comfort in Ystrad-Meurig?
It reflects how much moisture the air is holding compared with its maximum. Higher values can favour haze or low cloud, especially when winds are light. Humidity is frequently elevated through the period, which can keep the air feeling damp and occasionally reduce visibility in lighter winds.