Weekend Weather Forecast 5/5/11

Forecasts and WeatherWebTV news from our resident weather guru Simon Keeling

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Weekend Weather Forecast 5/5/11

Postby weatherman » Thu May 05, 2011 1:17 pm

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Hi everyone,

Well, there is talk of of rain and poor visibility over the weekend, so how will this affect your sailing? Find out below.

I'll have a very exciting anouncement for you tomorrow regarding the Sailing Weather Information Service....watch this space!

If you use Facebook I updated the Weather School Facebook page throughout the day at http://www.facebook.com/group.php?gid=234180618785 or you can follow me on twitter @weatherschool

Have a great weekend,

Best wishes,

Issued: 1400hrs Thursday 5th May 2011

A moist, unstable south to southeast flow is going to be covering the country through Saturday. Low pressure is going to be to the west of Ireland, with a warm front almost stationary and lying north to south through western Scotland and Ireland. Showery, thundery troughs will be passing northwards through the British Isles during the day.
Heavy periods of rain will be affecting western parts of the British Isles and Ireland as the showery troughs move north. Visibility will deteriorate in the west as well, with visibility being poor. To the east the morning should be mainly dry although there is the chance of a shower.
The afternoon sees the heavier area of rain moving through northern England and into Scotland in the afternoon. Heavier rain passing into Ireland as well. Showery skies across the Midlands and southwest England, with little rain to the southeast.
Winds mainly SE 14-17kt (F4-F5)becoming more S 12-16kt (F4) in the south ni the afternoon.


Low pressure to the southwest of Ireland remains in control of conditions. A front will be moving northeastwards through the mainland during Sunday morning, as an occluded front edges east through Ireland later. The flow remains an unstable S-SE'ly.
An area of heavy and thundery rain is expected to spread through southern England, Wales, the Midlands and then into northern England in the morning. Visibility in these areas will be moderate or poor. Further east the weather on Sunday morning should be dry.
Showers following into Ireland, although rain in the south associated with the occluded front.
The heavy rain reaches Scotland in the afternoon, before clearing into the North Sea. Scattered showers follow through the southern half of England and Wales,l a few of them heavy, although these tending to fade away.
Rain and showers over Ireland, a few of them heavy.
Winds ahead of the front wil be SE 14-19kt (F5) becoming S 15-22kt (F5-F6) behind it.


Simon Keeling, PhD MSc, FRMetS
My new book The Pocket Weather Forecaster is out now. Read sample pages here.

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