Hamilton fastest in rain-interrupted session, Raikkonen second
Saturday's final practice and qualifying live on BBC Sport website
Raikkonen fastest in first practice, Massa crashes heavily
Vettel leads Hamilton by 14 points in title race
Lewis Hamilton tops the timesheet - ominous ahead of qualifying but the race simulation runs paint a different picture about Ferraris pace. It promises to be a fascinating weekend.
I'll leave you with Andrew Benson's take on Friday practice. We're back for build up to final practice at 09:30 BST. See you then.
11) Alonso
12) Perez
13) Grosjean
14) Vandoorne
15) Kvyat
16) Magnussen
17) Stroll
18) Ericsson
19) Wehrlein
20) Massa
1) Hamilton 1:44.753
2) Raikkonen +0.262
3) Bottas +0.427
4) Verstappen +0.472
5) Vettel +0.489
6) Ricciardo
7) Hulkenberg
8) Ocon
9) Sainz
10) Palmer
The chequered flag is waved at no-one.
Lewis Hamilton finishes quickest in second practice for the Belgian Grand Prix.
Image source, EPAYeah, it's definitely raining...
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Lance Stroll is out of his car and has whipped off his helmet. He's not going back out, no-one is to be honest. That rain is going nowhere and there's only a couple of minutes left.
We know it's wet here at Spa-Francorchamps...
However, we're not sure if this gentleman has pulled his seat off the grandstand to keep dry?
Image source, ReutersDaniel Ricciardo may as well get the oars out and paddle. His Red Bull is basically a canoe now because the rain is that heavy. He just about manages to get back into the pits before having to abandon ship.
Image source, Getty ImagesBouncing down.
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Your dream F1 role (apart from a driver)
Rayhan: Journalist/analyst my dream role in #f1, external
Chris Marsh: Given the choice of all roles in the F1 (bar driver) BBC live stream writer ;-)
It's not as glamorous as it looks, Chris. Actually, does it even look glamorous?
Image source, F1Umbrellas up, macs on. The rain is fair coming down now with 13 minutes of the session remaining.
Daniel Ricciardo ain't afraid of a few drops, though. He's gone out on inters. The rest of the teams watch on with interest.
Image source, Getty ImagesTV personality and daredevil Guy Martin is getting well stuck into his weekend role as a Williams mechanic.
What role - apart from a driver - would you most like to do in F1?
Let us know via #bbcf1
Robert Way: On a bank holiday weekend it's rather apt that bad weather may dictate who takes victory!
Andrew Benson
Chief F1 writer at Spa-Francorchamps
On the long runs, Sebastian Vettel's average lap time was 1:49.975, Hamilton's average time is 1:50.697. A completely different picture on the race runs from what we'd seen. Friday is very difficult to read but on face value that is a surprising amount of pace from Ferrari.
Image source, Reuters
Jennie Gow
BBC Radio 5 live pit-lane reporter
It feels like Silverstone at 11am in November. It is horrible at the moment.
Image source, Getty ImagesThe rain is getting heavier and drivers are heading back to the pits.
"If there is rain on track we should back off, we are not going to learn anything," Renault tell Nico Hulkenberg.
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"Reports of light rain at Turns 5 and 6. Definitely some heavy rain on the way," Fernando Alonso is told.
"Some raindrops at Turn 15. Watch out there," Sebastian Vettel is warned.
RAINDROPS KLAXON.
"It's spitting a bit," says Marcus Ericsson.
Moody, moody clouds above Spa right now.