Key Takeaways
- A heatwave is expected to hit the South Island, particularly in coastal areas, starting from tomorrow
- Strong winds are forecasted to accompany the heat, with gusts of up to 100km/h expected in some areas
- The North Island is expected to experience settled weather due to a high pressure system
- Temperatures are expected to rise significantly in eastern regions, with some areas reaching up to 30C
- A heat alert has been issued for Oamaru, and heavy showers are possible in some areas
Introduction to the Weather Forecast
After a cool start to summer in the South, the heat is expected to return with a vengeance, particularly in coastal areas. The MetService has issued a strong wind watch for several regions, including Southland, Otago, and the Canterbury High Country south of Mount Cook. This warning is in effect for tomorrow, with gusts of up to 100km/h expected, especially in inland areas. The strong winds are expected to drive up temperatures in eastern regions, making for a hot and windy day.
Weather Conditions in the South Island
The South Island is expected to experience a "rollercoaster" of weather over the weekend, according to MetService meteorologist Michael Pawley. While the North Island can expect settled weather due to a high pressure system, the South Island will see a significant increase in temperature and wind. Christchurch, Ashburton, and Oamaru are all expected to reach temperatures of over 30C tomorrow, with a heat alert issued for Oamaru. Further south, Dunedin is expected to reach a high of 28C, although this will be accompanied by strong winds and possible heavy showers in the afternoon. Inland areas, such as Alexandra, Queenstown, and Wanaka, will be slightly cooler, with temperatures ranging from 23C to 27C.
Temperature and Wind Forecast
The temperature forecast for the South Island is looking hot, with many areas expected to reach temperatures in the high 20s and low 30s. The heat will be driven by strong northwesterly winds, which will also bring gusts of up to 100km/h. These winds will be particularly strong in inland areas, making for a windy and hot day. The heat is expected to be short-lived, however, with temperatures dropping slightly on Saturday before rising again on Sunday. According to Pawley, Saturday will be more temperate in coastal areas, before the northwesterly winds return on Sunday to bring the heat back.
Regional Weather Variations
The weather forecast varies significantly across different regions of the South Island. While coastal areas such as Christchurch and Oamaru are expected to experience hot and windy conditions, inland areas such as Queenstown and Wanaka will be slightly cooler. The Canterbury High Country south of Mount Cook is also expected to experience strong winds, with gusts of up to 100km/h forecasted. Dunedin, on the other hand, will experience a mix of hot temperatures and heavy showers, making for a unpredictable day. The MetService has issued a strong wind watch for several regions, and residents are advised to take necessary precautions to stay safe.
Conclusion and Outlook
In conclusion, the South Island is expected to experience a significant increase in temperature and wind over the weekend. The heatwave is expected to be accompanied by strong winds, with gusts of up to 100km/h forecasted in some areas. Residents are advised to take necessary precautions to stay safe, including staying hydrated and avoiding outdoor activities during the hottest part of the day. The MetService will continue to monitor the weather forecast and provide updates as necessary. With the heat expected to return on Sunday, residents are advised to stay informed and plan accordingly.
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