Advarsler, Copland Pass

Heavy Rain Warning - Orange Area: Headwaters of the Canterbury lakes and rivers south of Arthur's Pass Forecast: Expect 200 to 250 mm of rain about the main divide, and 120 to 160 mm within 20 km farther east. Peak rates of 20 to 30 mm/h about the divide expected Saturday afternoon with thunderstorms possible. Freezing level around 2200 metres. Impact: Streams and rivers may rise rapidly. Surface flooding, slips, and difficult driving conditions possible. Chance of upgrading to a Red Warning: Minimal. Impact: Action: Clear your drains and gutters to prepare for heavy rain. Avoid low-lying areas and drive cautiously.

Strong Wind Warning - Orange Area: Canterbury High Country Forecast: Severe northwest gales, gusting 130 km/h in exposed places. Impact: Damage to trees, powerlines, and unsecured structures possible. Driving may be difficult, especially for high-sided vehicles and motorcycles. Chance of upgrading to a Red Warning: Minimal. Impact: Action: Prepare your property by securing items that can be picked up by strong winds. Drive cautiously.