Australian Government Bureau of Meteorology
Western Australia
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 12:26 PM WST on Monday 05 January 2026
Valid for Monday 05 January 2026 to Thursday 08 January 2026
Warning for the following areas:
Kimberley, Pilbara, Gascoyne, Goldfields, Eucla, North Interior and South Interior
Cancellation for the following areas:
Central Wheat Belt
Safety Advice:
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Maximum temperatures generally in the low to mid forties, reaching high forties in parts of northwest WA. Overnight minimum temperatures in the high teens to mid twenties, reaching high twenties in parts of northwest WA.
Severe heatwave conditions are expected to continue over coming days before contracting northward over the second half of the week as maximum temperatures begin to ease across southern WA.
Severe heatwave conditions have eased over the Central Wheat Belt however low intensity heatwave conditions continue. Locations likely to be impacted include Exmouth, Kalgoorlie, Laverton, Leinster, Leonora, Meekatharra, Mount Magnet, Newman, Paraburdoo and Wiluna.
The next heatwave warning will be issued by 2:00pm WST on Tuesday 06 January 2026
Forecast
Grass Valley (31.6342°S, 116.7945°E, 188m AMSL) set as my default location ›
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7 day forecast
Today: Mostly sunny. Slight chance of a shower in the NE, near zero chance elsewhere. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds in the NE. Winds SE 15 to 25 km/h turning S/SW 20 to 30 km/h in the early afternoon. Daytime maximum temperatures 37 to 42.
Forecast for Grass Valley (31.6342°S, 116.7945°E, 188m AMSL) Tue Wed Thu Fri Sat Sun Mon Summary 
Minimum 19° 17° 16° 16° 13° 14° 18° Maximum 37° 34° 35° 27° 29° 33° 34° Chance of rain 5% 5% 5% 10% 10% 10% 50% Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm 1-5mm UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme Fire Danger Rating High High High High - - - Frost risk Nil Nil Nil Nil Nil Nil Nil 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm Wind speed 15
(km/h)14
(km/h)21
(km/h)15
(km/h)14
(km/h)13
(km/h)25
(km/h)22
(km/h)28
(km/h)22
(km/h)23
(km/h)17
(km/h)21
(km/h)20
(km/h)Wind direction SSE SSW SSE S SE SSW SSE SSE ESE ESE ESE ESE ESE ESE Relative humidity 46% 21% 50% 22% 42% 22% 53% 27% 50% 24% 43% 22% 42% 25% Dew point 13°C 12°C 12°C 10°C 10°C 11°C 10°C 7°C 9°C 7°C 8°C 9°C 11°C 11°C -
Sunrise and sunset times
Sunrise / Sunset for Grass Valley (31.6342°S, 116.7945°E, 188m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase Last quarter New moon First quarter Full moon 4:47am WST 5:15am WST 7:23pm WST 7:51pm WST 9:45pm WST 8:02am WST 
Waning gibbous
Last quarter Jan 11 New moon Jan 19 First quarter Jan 26 Full moon Feb 02 -
Warnings
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Temperature for next 7 days
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Rain for next 7 days
