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CWU TV
The situation
Issued at 5:57 am on the 18th of September by Russell Voice

A FINE WEDNESDAY – early and widespread frosts across the region/severe about the basins

Good morning. It’s a clear and frosty start for most of Canterbury, with Castle Hill Village our coldest spot at 5:45am on -6.3 degrees.

Our Wednesday looks mostly fine, with early frosts, severe about the basins. Variable high cloud develops during the afternoon and evening, while showers develop about the Main Divide this afternoon, falling as snow to 1300m. Winds tending nor-westerly during the afternoon, with temperatures pushing into the mid to high teens about the coast and plains.

Check into your town page for moderated and specific details – there will be contrast across the region today.

Later stages of the week look mostly fine and mild in the east, with weaker nor-westerly flows, with rain and higher level snow confined to the Main Divide.

During middle stages of next week where watching much colder southerlies, rain and snow chances for eastern areas – more details via our ‘Live Weather Feed’.

YOUR DAILY ‘HIGHS’ FOR WEDNESDAY AT 5PM – BROUGHT TO YOU BY THE HEAT PUMP PEOPLE. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Middle and later stages of the week look mostly fine, with weaker north/nor-westerly flows. While it will be fine in the east, showers and rain affect the Main Divide and Canterbury Headwaters at times.

A few southerly changes may bring more rainfall chances during middle stages of next week, with snow chances about the eastern hills.

Please source town pages for specific details and keep up to date with our ‘Live Weather Feed’ for all the very latest information. 

GENERAL SUMMARY

TODAY

Early frosts, severe about the basins. Sunny skies, with variable high cloud developing in the east. Showers about the Main Divide/Headwaters. Nor-westerlies developing about the coast, with blustery winds about the high country. H: 9-14 L: -2, 7.

THURSDAY

Rain about the Main Divide and Canterbury Headwaters. Mostly fine in the east, with variable high cloud. Risk of some afternoon spots of rain. Nor-westerlies, strong about the high country. Mild conditions for eastern areas. H: 14-18 L: 2-7.

Source your town pages for 1-7 day forecasts for 27 towns across Canterbury – no computer-generated content and specific information for each town.

 

Weather consultation & advice for 2024.

 

TOWN FORECASTS

Springfield 390m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon, more extensive from evening. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 16°C Low: 6°C
Chance of any rain: 0%

Lyttelton

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 15°C Low: 4°C
Chance of any rain: 0%

Glentunnel 260m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon, more extensive from evening. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 16°C Low: 7°C
Chance of any rain: 0%

Port Hills 400m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (15-25km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 15°C Low: 5°C
Chance of any rain: 0%

Christchurch

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 15°C Low: 5°C
Chance of any rain: 0%

Ashburton

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 16°C Low: 5°C
Chance of any rain: 0%

Rangiora

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 16°C Low: 4°C
Chance of any rain: 0%

Timaru

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 16°C Low: 4°C
Chance of any rain: 0%

Kaikoura

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 15°C Low: 5°C
Chance of any rain: 0%

Mt Lyford Village 600m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions early. Variable high cloud at times during the afternoon and evening. Light nor-westerlies developing in the morning (10-20km/hr) Strong about the tops. Milder and pleasant afternoon conditions under high pressure.
High: 14°C Low: 5°C
Chance of any rain: 0%

Hanmer Springs 370m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions early. Variable high cloud at times during the afternoon and evening. Light nor-westerlies developing in the morning (10-20km/hr.) Strong about the ranges. Milder and pleasant afternoon conditions under high pressure.
High: 15°C Low: 5°C
Chance of any rain: 0%

Culverden 180m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions early. Variable high cloud at times during the afternoon and evening. Light north/nor-westerlies developing in the morning (10-20km/hr.) Milder and pleasant afternoon conditions under high pressure.
High: 16°C Low: 5°C
Chance of any rain: 0%

Cheviot

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 16°C Low: 5°C
Chance of any rain: 0%

Amberley

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 17°C Low: 6°C
Chance of any rain: 0%

Arthur’s Pass Village 740m

Wednesday, 18 September
partly-sunny
Early frosts and fine. Cloud developing later in the morning, with afternoon and evening spill over rain chances. Nor-westerlies building and becoming strong this afternoon (30-50km/hr.) Rainfall total: 4-7mm. Freezing Level: 1500m.
High: 8°C Low: 3°C
Chance of any rain: 55%

Castle Hill Village 730m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions early. Variable high cloud at times during the afternoon and evening. Light north/nor-westerlies developing in the morning (15-30km/hr.) Freezing Level: 3000m.
High: 14°C Low: 2°C
Chance of any rain: 0%

Oxford 260m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon, more extensive from evening. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 17°C Low: 6°C
Chance of any rain: 0%

Darfield 190m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon, more extensive from evening. Light northerlies developing in the morning (15-20km/hr.) Mild and pleasant conditions under high pressure.
High: 16°C Low: 6°C
Chance of any rain: 0%

Rolleston

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 16°C Low: 5°C
Chance of any rain: 0%

Methven 310m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon, more extensive from evening. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 17°C Low: 6°C
Chance of any rain: 0%

Leeston

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 16°C Low: 5°C
Chance of any rain: 0%

Akaroa

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr) tending light nor-west by evening Mild and pleasant afternoon conditions under high pressure.
High: 16°C Low: 6°C
Chance of any rain: 0%

Geraldine

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 16°C Low: 5°C
Chance of any rain: 0%

Mt Cook Village 750m

Wednesday, 18 September
partly-sunny
Early frosts and fine. Cloud developing later in the morning, with afternoon and evening spill over rain chances. Nor-westerlies building and becoming strong this afternoon (30-50km/hr.) Rainfall total: 3-5mm.
High: 13°C Low: 2°C
Chance of any rain: 55%

Lake Tekapo 720m

Wednesday, 18 September
sun
Early frosts. A fine day, with bright and sunny conditions. Variable high cloud at times during the afternoon. Rain confined to the Main Divide. Light north/nor-westerlies developing in the morning (20-30km/hr) Strong about the ranges.
High: 13°C Low: 2°C
Chance of any rain: 15%

Roundhill Ski Area

Wednesday, 18 September
sun
Sunny skies early, then variable high cloud developing in the afternoon. Nor-westerlies developing and becoming strong. Spring conditions under high pressure. Freezing Level: Rising to 1700m
High: 4°C Low: -2°C
Chance of any rain: 0%

Fairlie 300m

Wednesday, 18 September
partly-sunny
Widespread frosts. A fine day. Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 15°C Low: 1°C
Chance of any rain: 0%

Twizel 480m

Wednesday, 18 September
partly-sunny
Early frosts. High cloud and fine breaks. Rain confined to the Main Divide. Light north/nor-westerlies developing in the morning (15-30km/hr) Strong about the ranges.
High: 13°C Low: 2°C
Chance of any rain: 15%

Waimate

Wednesday, 18 September
partly-sunny
Early frosts. A fine day. Variable high cloud at times during the afternoon. Light northerlies developing in the morning (10-20km/hr.) Mild and pleasant conditions under high pressure.
High: 16°C Low: 4°C
Chance of any rain: 0%

Porters Alpine Resort 1300m

Wednesday, 18 September
sun
Sunny skies early, then variable high cloud developing in the afternoon. Nor-westerlies developing. Pleasant spring conditions under high pressure. Freezing Level: Rising to 1600m
High: 6°C Low: 2°C
Chance of any snow: 0%

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