Half of NZ’s rivers blocked to struggling native fish
NZ's extinction-threatened freshwater fish face some of planet's most blocked waterways.
AdvertisementAdvertise with NZME.
Latest fromNiwa
10 days out from Xmas, what might Santa deliver?
Meteorologist says a break in the unsettled weather could be on the cards for Christmas.
Publishing hopes for young Waikato science fair winner
NIWA awards enhance science and technology for young New Zealanders.
Severe marine heatwave looming: The alarming trends for NZ's marine life
A major new stocktake reveals more alarming trends for NZ's under-pressure marine estate.
'Hypothermia risk': Temperatures to plunge below freezing in Antarctic blast
Spring is set to take a back seat this week, as a wintry blast arrives over the country.
Heavy rain, thunderstorms, hail and strong wind warnings on the forecast
Showers, heavy rain, thunderstorms and hail are all on the weather forecast today.
How Julie Bradshaw uses science and genetics to make on-farm decisions
Fernside dairy farmer Julie Bradshaw took part in a 5-year NIWA irrigation study.
'Four days of unstable weather': Electrical storms, gales, snow to sea level
Forecasters expect the storm to linger to the middle of next week.
'I thought it was the booster shot': South Taranaki fisher finds tag in snapper
Mr Chilt thought something was fishy about the metal tag until he contacted NIWA.
Red alert issued as ex-cyclone Fili tracks towards East Coast
Tropical Cyclone Fili is tracking further east of New Zealand, the latest models show.
'Heartbroken': Upset as Westport evacuates again; Worst rain still to come
Evacuations underway as mayor warns locals they could be away for up to three days.
Tropical weather system to dampen near-record hot start to 2022 - Niwa
Experts say we have had a near-record warm summer, but they warn a wet February.
Niwa warns of low soil moisture deficit in parts of Northland
Northland farmers in a strong position for now despite scorching weather.
Feeling the heat: Nature provides us with solutions for farming and forests
Trees and soil are sequestering more than recognised under Govt regulation.
Spring cold snap: Cold, wet day for most of the country
This week's cold snap will be replaced by warm and fine weather by the weekend.
Record rainfall: September Whanganui's wettest on record
September was a record-breaking month for the city.
'Nothing but bad news': Major climate report's stark outlook
Biggest climate report in nine years warns window to avert worst impacts is closing fast.
Cold front weather system to bring gloomy weather
Gales will strike the North Island from tomorrow - particularly Auckland and Northland.
NZ's wettest and sunniest spots: Westport and New Plymouth singled out
There is exactly five weeks left until spring.
Niwa confirms NZ's warmest June, with more mild days ahead
NZ's warmest start to winter fuelled by northeasterlies, moist lows and climate change.
Polar blast: The science behind NZ's deep freeze
A polar blast has briefly chilled what's been NZ's warmest start to winter. What drove it?
Polar blast: Flights cancelled, huge swells set to hit Wellington, snow across much of NZ
The polar blast's icy sting is due to hit across the North Island tomorrow.
Winter warmth: June tracking to be NZ's hottest
NZ on track to record its warmest June on record, with unseasonably mild weekend forecast.
Dry spells in winter worries council as dam levels decline
Regular rain needed in winter to fill up dam levels in Whangārei.
Sheep swept along in flood torrent after rain batters Canterbury
Surging water puts farmers and their animals in danger across Canterbury.
Live weather: Timaru, Ashburton State of Emergency, Selwyn Huts evacuated
Floodwaters in Canterbury have exceeded warnings "by a huge magnitude", Fed Farmers says.
Smelly red seaweed returns to Waipū Cove
Red algal bloom still a mystery to Waipū locals and NRC staff.
Coromandel coast scallop beds in crisis, report says
"How can we change our behaviours so we don't do the same thing again."
The big dry: Drought hits farmers hard as winter looms
Concern grows with no rain on the horizon.
'Uphill battle': Parts of NZ dangerously dry with no immediate end in sight
Akaroa farmer Hamish Menzies said they are making a plan for it if it doesn't rain soon.
NZ's ancient kauri yields major scientific discovery
Ancient swamp kauri records reveal breakdown of Earth's magnetic field 42,000 years ago.
Secrets of the deep: How many sharks are swimming in our waters?
The global shark and ray population has declined by a worrying amount.
Rare weather: Three tropical cyclones tracking north of NZ
Doesn't happen often, but minimal risk to New Zealand for now.
The best and the worst: Who's had the most sunshine so far this year?
Good day sunshine? Some towns and cities have enjoyed 50 per cent more sun than others.