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      Elev 429 ft, 51.674 °N 3.370 °W

      Mountain Ash, GB

      Mountain Ash Station
      Updated: 9:46 PM BST on August 18, 2026 (GMT +1)
      9 minutes ago
      71°
      57°
      64
      Feels Like 64
      Showers in Vicinity
      N
      5
      Similar temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Tonight
      Tue 08/18
      Low 53°f
      83% Precip. / 0.07 in
      Periods of rain. Low 53F. Winds light and variable. Chance of rain 80%.
      Tomorrow
      Wed 08/19
      High 68°f
      24% Precip. / 0 in
      Intervals of clouds and sunshine. Slight chance of a rain shower. High 68F. Winds W at 10 to 20 mph.
      Tomorrow night
      Wed 08/19
      Low 51°f
      37% Precip. / 0.01 in
      Rain showers early with mostly clear conditions later at night. Low 51F. Winds WSW at 10 to 15 mph. Chance of rain 40%.
      Hourly Forecast
      Now
      62°
      10PM
      87%
      61°
      11PM
      61%
      61°
      12AM
      83%
      60°
      1AM
      65%
      59°
      2AM
      59°
      3AM
      58°
      4AM
      57°
      5AM
      55°
      6AM
      54°
      6:04AM
      Sunrise
      7AM
      55°
      8AM
      57°
      9AM
      59°
      10AM
      30%
      62°
      11AM
      64°
      12PM
      65°
      1PM
      66°
      2PM
      67°
      3PM
      67°
      4PM
      66°
      5PM
      65°
      6PM
      64°
      7PM
      62°
      8PM
      60°
      8:28PM
      Sunset
      9PM
      58°
      Precipitation
      87%
      Rain continuing through 2 AM
      Pollen
      Grass Pollen
      Moderate
      Air Quality
      31
      Good
      UV Index
      0
      Low
      Additional Conditions
      1. Pressure 29.85 in
      2. Visibility 10 miles
      3. Clouds Cloudy
      4. Dew Point56°F
      5. Humidity 81%
      6. Rainfall 0.01 in
      7. Snow Depth 0 in
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      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:03 AM 8:30 PM
      3. Civil Twilight 5:25 AM 9:07 PM
      4. Nautical Twilight 4:38 AM 9:54PM
      5. Astronomical Twilight 3:42 AM 10:49 PM
      1. Length of Visible Light 15h 41m
      2. Length of Day 14h 27m
      3. Tomorrow will be 3 minutes 39 seconds shorter
      1. Moon 1:22 PM 10:04 PM
      2. Waxing crescent33% of the Moon is Illuminated
      Aug 27
      Full Moon
      Sep 3
      Waning Half Last Qtr
      Sep 16
      Waxing Half First Qtr
      -
      -
       EGFF Station History
      Almanac for
      1. Forecast Average Record
      2. Temperature
      3. High 71°F -°F -°F
      4. Low 57°F -°F -°F
      5. Rain/Snow Depth
      6. Precipitation 0.07 in - in -
      7. Snow 0 in - in -
      Almanac for
      1. Forecast Average Record
      2. Temperature
      3. High 68°F -°F -°F
      4. Low 57°F -°F -°F
      Precipitation
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