AS the great bank holiday getaway begins with thousands on the move for the national celebrations, here is a guide to what is happening in towns and cities around the country.
Carlow: Carlow town -- parade begins at 3.30pm and runs along Kennedy Street, Barrack Street, Burren Street and Tullow Street.
Cavan: Cavan town -- parade gets under way at 12.30pm, starting at the Tesco carpark and finishing at 2pm on Main Street.
Clare: Ennis -- parade runs from 11am-2pm and follows a route from the courthouse through the town, finishing on Station Road.
Cork: Cork city -- parade kicks off at 1pm on South Mall, taking in Grand Parade and St Patrick's Street. This year's theme is 'Going for Gold' and some 3,000 performers are taking part.
Living Social Music Stage: free music at Grand Parade and Boardwalk South Mall on Saturday, 10am-6pm; and at St Patrick's Street Sunday and Monday, 10am-6pm.
Barry's Tea Market: open-air food market in city centre, Saturday-Monday, 10am-6pm.
Donegal: Letterkenny -- parade runs from 3-5pm and starts on Station Road before heading on to Port Road, Main Street and finishing at Oldtown.
Donegal town -- parade begins at 3pm from Drumrooske Business Park on to Killybegs Road, The Diamond and Main Street before heading towards the hospital.
Dublin: St Patrick's Festival Parade -- starts 12pm at Parnell Square, runs along O'Connell Street and Dame Street before finishing at St Patrick's Cathedral.
St Patrick's Festival 5km road race: open to families, fun runners and athletes, it starts at the Mansion House at 12pm on Sunday and follows a route through Georgian Dublin. Entry fees apply.
Big Day Out: street carnival in Merrion Square, 12pm-6pm Sunday.
Dublin University Boat Races: annual competition between Trinity and UCD. Four races beginning at 8.30am on Monday and running from O'Connell Bridge to St James's Gate Brewery.
Galway: Galway city -- some 60,000 spectators are expected to line the streets for the annual parade, which runs from 11.30am-1.30pm, starting on Fr Griffin Road and taking in Dominic Street, Bridge Street, Shop Street and finishing on Eyre Square.
Kerry: Tralee -- parade starts at 12pm at John Joe Sheehy Road and finishes at Denny Street.
Killarney -- parade gets under way at 2pm from Ross Street and finishes at the reviewing stand at Market Cross on Main Street.
Kildare: Athy -- more than 5,000 people are expected to see the parade, which gets under way from the Athy Business Campus at 3pm and makes its way up William Street and Duke Street.
Kilkenny: Kilkenny city -- parade kicks off at 2pm and will be led by an FCA colour party and Kilkenny hurling captain Brian Hogan.
Following the parade, the Kilkenny Gospel Choir will entertain crowds at the Town Hall from 3pm, while there is more music at the Parade Plaza and Canal Square from 3.30-6.30pm.
Laois: Portlaoise -- parade begins at 3.30pm at Centre Point and follows a loop around James Finton Lawlor Avenue, Main Street and back to the starting point.
Leitrim: Carrick-on-Shannon -- parade gets under way at 12.45pm on Main Street before taking in Bridge Street and on to the Dublin Road and then along the banks of the Shannon.
Limerick: parade gets under way at 12pm from O'Connell Avenue and finishes in Island Road.
St Patrick's Day at the Hunt Museum: a celebration of Irish myths and legends, 2-5pm, tomorrow, free admission for those wearing green.
42nd International Band Championship: starts at O'Connell Avenue at 12pm Sunday and marchers wind their way through the city to the finishing point at Merchant's Quay.
Longford: Longford town -- parade runs from 12.30-2pm, starts at Battery Road and goes through the town finishing up on the N63 Longford/Lanesborough Road.
Louth: Dundalk -- parade gets under way at 1pm and follows a route from Clanbrassil Street through the town centre before finishing on Park Street.
Mayo: Castlebar -- parade begins at McHale Road at 2.30pm and finishes at Main Street with around 6,000 spectators expected to line the route.
Meath: Navan -- 10,000 spectators are expected to watch the parade, which kicks off at 4.30pm on Trim Road and follows a route to Market Square.
Monaghan: Monaghan town -- parade begins at 3pm from Monaghan SC carpark and takes a route up Park Street, Church Square, Glaslough Street and finishes on Dublin Street.
Offaly: Tullamore -- parade from 12-1pm and takes in William Street and, Bridge Street.
Roscommon: Boyle -- parade starts from Shilling Street at 3.30pm and takes in Main Street before finishing at The Crescent.
Sligo: Sligo town -- parade begins at Mail Coach Road at 12pm and will finish two hours later at Pearse Street.
Tipperary: Tipperary town -- parade gets under way at 2.30pm from Redmond Square and is due to finish at Lidl carpark at 4pm. Grand Marshal will be FAI chief executive John Delaney, who grew up in the town.
Waterford: Waterford city -- some 40,000 people are expected to line the parade route which starts at 1pm from The Glen and finishes on Parnell Street. Participants include Spraoi.
It will be followed by live music on John Robert Square from 2-4pm and a funfair will operate on the city's quays over the weekend.
Westmeath: Athlone -- parade begins at 2.15pm at Golden Island and finishes on Main Street.
Wexford: Wexford town -- parade starts at 11am at William Street and follows a route along Trinity Street and on to the Quay before finishing at Redmond Square.
Wicklow: Wicklow town -- around 7,000 people will attend the parade which starts at 3pm from Whitegates and Station Road.