29/04/2025
Morena Canterbury, we have a number of warnings and watches out across the whole of our region this morning.
MetService has issued heavy rain warnings for Kaikoura, Hurunui district north of Amberley and Banks Peninsula starting tomorrow morning through late Thursday early Friday.
The rest of North Canterbury, Central and South Canterbury through to the Ashburton District are under a heavy rain watch for a similar time period.
To the south we are under a heavy snow watch for the Canterbury High Country, south of the Rangitata River and road snow fall warning are in place for both Arthur's Pass and Porter's Pass over Wednesday night to early Thursday morning.
To keep up to date with the latest forecasts visit https://www.metservice.com/warnings/home
🟠🌧 Heavy Rain Warning - Orange
Area: Kaikoura Coast and ranges
Period: 42hrs from noon Wed, 30 Apr - 6am Fri, 2 May
Forecast: Expect 150 to 200 mm of rain, especially about the ranges. Peak rates of 15 to 25 mm/h expected Wednesday night and Thursday morning about the ranges. Snow lowering to about 1000 metres on Thursday. Low chance of upgrading to a Red Warning.
Impact: Streams and rivers may rise rapidly. Surface flooding, slips, and difficult driving conditions possible.
🟠🌧Heavy Rain Warning - Orange
Area: Banks Peninsula, and Canterbury about and north of Amberley
Period: 38hrs from 4am Wed, 30 Apr - 6pm Thu, 1 May
Forecast: Expect 140 to 180 mm of rain. Peak rates of 10 to 20 mm/h expected Wednesday evening and Thursday morning. Snow gradually lowering to 700 metres by Wednesday night. Moderate chance of upgrading to a Red Warning.
Impact: Streams and rivers may rise rapidly. Surface flooding, slips, and difficult driving conditions possible.
🟡🌧Heavy Rain Watch
Area: Canterbury south of Amberley, and Christchurch not including Banks Peninsula
Period: 39hrs from 3am Wed, 30 Apr - 6pm Thu, 1 May
Forecast: Heavy rain, and amounts may approach warning criteria. Snow gradually lowering to 700 metres by Wednesday night. Moderate chance of upgrading to a Warning.
🟡❄️Heavy Snow Watch
Area: Canterbury High Country south of the Rangitata River
Period: 16hrs from 6pm Wed, 30 Apr - 10am Thu, 1 May
Forecast: Periods of heavy snow above 800 metres, where snowfall amounts may approach warning criteria. Moderate chance of upgrading to a Warning.
