Barcelona Day 1: Hamilton fastest as rain hits Barcelona in morning

In a session afflicted by several rain showers, drivers constantly switched between wet and intermediate rubber.

Morning times (Driver/Team/Time/Gap/Laps)
1. Lewis Hamilton Mercedes 1m41.614s 43
2. Felipe Massa Ferrari 1m41.848s + 0.234s 40
3. Jean-Eric Vergne Toro Rosso 1m42.155s + 0.541s 38
4. Mark Webber Red Bull 1m43.649s + 2.035s 44
5. Paul di Resta Force India 1m44.444s + 2.830s 33
6. Esteban Gutierrez Sauber 1m45.020s + 3.406s 47
7. Romain Grosjean Lotus 1m45.147s + 3.533s 29
8. Valtteri Bottas Williams 1m45.457s + 3.843s 44
9. Charles Pic Caterham 1m47.521s + 5.907s 31
10. Sergio Perez McLaren 1m48.562s + 6.948s 23
11. Max Chilton Marussia 1m50.253s + 8.639s 34