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• Met Office daily weather: More changeable weather on the way

  Tuesday will bring a continuation of changeable conditions across western parts of the UK, with cloud and outbreaks of rain or drizzle moving eastwards through the morning. The heaviest rainfall is expected over west-facing high ground, particularly across Wales, northern England, and southwest

• Met Office daily weather: Unsettled midweek with showers and thunderstorms for some

  of these showers are likely to turn heavy, with a risk of thunderstorms, particularly during the afternoon and early evening. Elsewhere, conditions will remain more settled, with variable cloud cover and only a few light showers. Temperatures on Wednesday will be close to seasonal averages

• Disc Log 185

  ? What are the dangers to the public? Has aircraft fuel been manipulated or has anything been added to the fuel to cause any change to the climate? How often spraying and/or any form of weather modification is taking place? Not excluding cloud forming. Cloud brightening. Cloud seeding. Solar radiation

• aviation-briefing-service-user-guide.pdf

  History Version Issue Date Change Description Owner V1 April 2019 New document D Hardy V2 July 2021 Replacement of AIRMET with GAMETs D Hardy V3 May 2022 Removal of EURO Forecast precip rate, Forecast precip type, Forecast vis & Forecast total cloud weather may layers D Hardy © Crown copyright 2021

• Met Office Weather: A cloudy start with patchy rain

  Thursday, April 24, will begin with a dry but cloudy start for many regions. The best breaks in the cloud cover will be across the north and northwest, where a few fog patches may form early in the morning. These fog patches are expected to clear quickly. However, further south and southeast

• factsheet_10-air-masses-and-weather-fronts_2023.pdf

  the air stable, rather than cold and moist. Low cloud and poor visibility may be very persistent under such conditions. • The record breaking temperatures of August 2003 were caused by a tropical continental air mass. Summer Winter Temperature: Very warm or hot Average Humidity: Relatively dry Rather

• factsheet_10-air-masses-and-weather-fronts_2023pdf

  the air stable, rather than cold and moist. Low cloud and poor visibility may be very persistent under such conditions. • The record breaking temperatures of August 2003 were caused by a tropical continental air mass. Summer Winter Temperature: Very warm or hot Average Humidity: Relatively dry Rather

• blended-probabilistic-forecast-parameter-catalogue.xlsx

  6-hourly 24-hourly Cloud Low cloud 1 1 1 1 1 No - use weather types Yes – Overcast, Cloudy, Partly cloudy & Clear types You could use probabilities for cloud cover of interest i.e. probability of more than 7 oktas You could give a range of cloud cover No Up to T+120 From T+120 to T+186

• Factsheets

  If you are interested in clouds or thunderstorms, UK climate or weather extremes, this series of factsheets clearly describes and illustrates the processes involved.

  These factsheets clearly describe and illustrate the processes involved in global weather and climate, providing the most up-to-date answers and information. 1. Clouds The current classification of clouds is based upon those originated by Luke Howard (1772-1864), a London pharmacist and amateur

• Abbreviations

  Difference AUG August AUTO Automated METAR (produced with CAA approval outside normal operational hours) Return to top B BASE Cloud base BCFG Fog patches BECMG Becoming BKN Broken (5 to 7 oktas) BL Blowing BLW Below BR Mist BTN Between Return to top C C Degrees Celsius CAA Civil Aviation Authority CAT