Prince William sent a message to Doris Hancock as she reached the halfway point in her walk along Hadrian's Wall.
The 95 year old from Ambleside is doing the walk to raise money for the charity Centrepoint.
The Prince's message was read to her by one of the charity's members.
More top news
More harsh weather is expected in Cumbria, Dumfries and Galloway and the Scottish Borders, with possible delays to journey times.
Peter Morrison sent a string of WhatsApp messages, before hitting two highways officers on the M6, killing one and paralysing the other.
The Ministry of Defence has objected to plans to build a zip wire across Thirlmere, stating it poses a risk to low flying operations.