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The MWIS Blog

MWIS Blog

Follow the latest musings of our MWIS forecasters discussing the intricacies of the British weather in the mountain environment. In addition our MWIS Ambassadors will be blogging on all aspects of adventure and safety in the mountains. A brief bio of our ambassadors can be found at the following link:


*The views, thoughts, and opinions expressed by MWIS Ambassadors in this blog belong solely to the author, and are not necessarily those of MWIS, or any organisation, employer or other persons associated with the individual. 


Rachel's Snowdonia Way FKT
POSTED BY Rachel // 17th Jul 24

Extracts from Rachel's adventure across Wales, the Fastest Known Time unsupported for the Snowdonia Way.
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Snowy mountains this week
POSTED BY Garry // 19th Feb 22

Scottish mountains mostly sub-zero with considerable snow.
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Chilly with springtime showers
POSTED BY Garry // 28th Apr 21

Hail and snow flurries continue into the start of May.
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Cold Friday into Saturday
POSTED BY Garry // 24th Mar 21

Briefly much lower freezing levels bringing snow and hail.
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A turbulent few days developing
POSTED BY Garry // 8th Mar 21

Atlantic weather systems are gearing up to bring a very unsettled few days.
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Easterly streamers
POSTED BY Garry // 10th Feb 21

Bands of snow originating from southern Scandinavia.
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A beastly easterly ahead
POSTED BY Garry // 4th Feb 21

Significantly cold air sweeps across all of Britain by the weekend.
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Here comes the 528 line!
POSTED BY Garry // 30th Nov 20

A look 'behind the scenes' of forecasting charts, and what's so special about that fabled line?
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What goes up...
POSTED BY Garry // 10th Oct 20

Unstable air and heavy wintry showers
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Late summer chills
POSTED BY Garry // 28th Aug 20

Cold northerly winds and overnight frost are in the forecast this weekend.
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June chill and springtime variations
POSTED BY Garry // 6th Jun 20

Within the space of a few days, we've jumped from basking in hot sunshine at the end of May, to shivering in a chilly northerly gale by the first weekend of June.
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