Western Isles Weather

Welcome to Thursday’s Weather Watch taking a look at the weather for the next 3 days in depth for the Western Isles as well as covering the latest weather news and events from the UK and around the Globe.

On this Thursday evening we are seeing an overcast evening with spells of rain heavy at times. Some clear spells. Drier for Uist and Barra winds are increasing again. Winds of 20 to 40 mph. Todays high if 13.9C

The next 3 days

We are now going to take a look at the next few days weather for the Western Isles. All the images shown below come from the Met office and can be found by following this link https://www.metoffice.gov.uk/weather/maps-and-charts/surface-pressure

Friday – Low pressure sits to the North and Weather fronts move across the UK. For us in the Western Isles we are going to see a day of sunshine and cloud with light rain at times. Some decent and prolonged sunshine at times. Winds of 20 to 40 mph. Easing under 20 mph by the end of the day. Winds will be from the West and South West. Temps of 11C to 16C

Saturday – Low pressure sits out West with tight isobars. For us in the Western Isles we are going to see a cloud dominating day with some sunny spells. A wet morning with spells of morning rain which will be heavy at times. Winds will be from the West and South West around 20 to 40 mph gusting 50 mph. Temps of 10C to 16C

Sunday – Low pressure dominates with isobars tightly packed. A cold front sits across the West. For us in the Western Isles we are going to see a cloud dominating day with spells of rain. This rain becoming heavy and persistent into the evening. Winds of 20 to 40 mph gusting 50 mph later in the day.

UK Weather news

Fairly windy night for Northern Scotland

Strongest #gusts (mph) since 0000Z today (23rd Sept).

Gusts >=40mph plotted, for sites <=250m altitude.

69mph at Fair Isle the highest so far. pic.twitter.com/clHKmkQDZW

— Dan Harris (@RoostWeather) September 23, 2021

Windy morning across the N of the UK with gales in Scot. It helped generate 52% of the UK's electricity mix earlier 💨⚡️

Before today, it was 21 May since we had >50% wind power. Summer was particularly calm compared to average with high pressure (🔴 map) = low wind (🔵 map). pic.twitter.com/A1mffUgxqo

— BBC Weather (@bbcweather) September 23, 2021

Further brisk winds this evening

Breezy for many this afternoon, but winds will strengthen further across the north overnight, becoming gusty particularly across hills and moors 🌬️ pic.twitter.com/xV3Gg1utIG

— Met Office (@metoffice) September 23, 2021

We have really been lacking sunshine in Northern West Scotland in September

September #sunshine totals (hours), and anomalies (% monthly average scaled by 30/21) to the 21st.

89.9 hours so far here at the Roost. pic.twitter.com/BVfdtsqcgz

— Dan Harris (@RoostWeather) September 22, 2021

Lee Waves visible today

The banding in the cloud, visible over Scotland and northern England in the latest satellite sequence is indicative of lee waves.

Lee waves result in gusty conditions downwind of high ground🌬️

To find out more about lee waves 👉 https://t.co/h587CDeNug. pic.twitter.com/2O2Q93wFCO

— Met Office (@metoffice) September 23, 2021

Global Weather News

Tropical Storm Sam has formed the 18th of the season

Tropical Storm #Sam is the eighteenth storm of the Atlantic season and has formed midway between the west coast of Africa and the Caribbean. Sam is forecast to reach major hurricane strength in a few days. pic.twitter.com/ojJJGcdMnf

— Met Office Storms (@metofficestorms) September 23, 2021

#TD18 (#Sam-to-be) & its tail pic.twitter.com/tcr4Bctq66

— Stu Ostro (@StuOstro) September 22, 2021

Tropical Storm #Sam Advisory 4: Depression Strengthens Into Tropical Storm Sam, the 18th Named Storm of the Season. Now Forecast to Become a Hurricane Tomorrow. https://t.co/VqHn0u1vgc

— National Hurricane Center (@NHC_Atlantic) September 23, 2021

In the South China sea we have tropical storm Dianmu

Tropical Storm #Dianmu has formed in the South China Sea and will soon be making landfall in #Vietnam bringing heavy rain to the region as it moves inland. pic.twitter.com/db71QWMKA1

— Met Office Storms (@metofficestorms) September 23, 2021

We also have tropical storm Mindulle

Tropical Storm #Mindulle has formed near the #MarianaIslands in the Pacific and is expected to strengthen over open ocean during the next few days. pic.twitter.com/SRcx1HDtgO

— Met Office Storms (@metofficestorms) September 23, 2021

Thanks for reading. Any feedback is welcome.