London Shrimpers start the long walk down the line from Liverpool Street
What a lovely day to be stuck on a tube or waiting for a train to turn up.
| 13:00 (Fri) |  Sunny | 19°C | Easterly 9mph | 51% 1009mb Good | |
More at: http://news.bbc.co.uk/weather/forecast/4280
For those by rail forget Liverpool Street and Stratford and go to Fenchurch Street or West Ham, Barking or Upminster.
www.nationalexpresseastanglia.com/travel_information/
train_service_alterations/service_alterations/liverpool_street_to_
shenfield_southminster_and_southend_victoria_easter_weekend
First train you could make back to London from Southend Central 17.16, Westcliff 17.18, but for all the services:
www.c2c-online.co.uk/
You may a tube, if you can find one running, the Central line to Bank is OK, or change at Liverpool Street for the Hammersmith & City Line to West Ham if you can't be assed to walk to Fenchurch Street, where up to four trains an hour will get you there and back, eventually.
www.tfl.gov.uk/tfl/livetravelnews/realtime/track.aspx?offset=1
Here's a more overall guide covering both road, rail and even air nationally, for those coming in by their private jet.
www.guardian.co.uk/lifeandstyle/interactive/2011/apr/21/easter-getaway
Good Luck!