Australian Government Bureau of Meteorology
Western Australia
Cancellation of
Road Weather Alert for Perth
Issued at 09:17 AM WST on Saturday 11 May 2024
Cancelled road weather alert for the following areas:
Perth
The road weather alert for the Perth Area has been cancelled, but the situation will continue to be monitored and further alerts will be issued if necessary.
No further alerts will be issued for this event.
Forecast
Wanneroo (31.7504°S, 115.8057°E, 57m AMSL) set as my default location ›
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My MLA
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Current condition
TODAY18° 24° clearing shower Chance of rain: 40% Likely amount: < 1mm First
lightLast light Sunrise Sunset 6:30am WST 6:56am WST 5:31pm WST 5:57pm WST NOW23.1° Feels Like: 25.7° Relative Humidity: 71% Dew: 17.6° Wind: N 0km/h Gust: 0km/h Rainfall since 9am: 0.0mm Pressure: 1022.6hPa -
Today Weather
WannerooNow24.0°cFeels Like:24.9°Wind:N 7km/hGusts:9km/hHumidity:65%18°Min24°MaxToday in WannerooPartly cloudy. Slight chance of a shower. The chance of a thunderstorm about the hills in the morning and afternoon. Light winds.Tomorrow15°Min25°MaxPartly cloudy. Slight chance of a shower in the S in the afternoon and evening. Winds E 15 to 20 km/h becoming light in the middle of the day then becoming SE 15 to 20 km/h in the late evening. -
Radar
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Popup Radar
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Warnings
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7 day forecast
Today: Partly cloudy. Slight chance of a shower. The chance of a thunderstorm about the hills in the morning and afternoon. Light winds.
Forecast for Wanneroo (31.7504°S, 115.8057°E, 57m AMSL) Sat Sun Mon Tue Wed Thu Fri Summary Minimum 18° 15° 18° 17° 15° 16° 16° Maximum 24° 25° 27° 26° 27° 27° 27° Chance of rain 40% 20% 10% 10% 5% 5% 5% Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm UV index Moderate Moderate Moderate Moderate Moderate Moderate Moderate Fire Danger Rating Moderate Moderate Moderate Moderate - - - 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 6
(km/h)13
(km/h)12
(km/h)10
(km/h)19
(km/h)16
(km/h)15
(km/h)11
(km/h)10
(km/h)11
(km/h)15
(km/h)12
(km/h)18
(km/h)10
(km/h)Wind direction NE SW E SSW E E ENE SW E SSE E ESE ENE ENE Relative humidity 86% 69% 71% 55% 38% 27% 38% 36% 53% 35% 43% 28% 40% 28% Dew point 18°C 17°C 14°C 15°C 6°C 7°C 6°C 10°C 9°C 10°C 6°C 7°C 5°C 7°C -
28 Day Rainfall forecast
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12 Month Rainfall Forecast
Wanneroo Rain Forecast
Wanneroo 12-month Rainfall ForecastMayJunJulAugSepOctNovDecJanFebMar20242025645566108777105012 - 34 - 78 - 910Well below normalBelow normalNear normalAbove normalWell above normalIssue Notes - Issued May 1
ENSO status: Inactive. IOD status: Neutral, becoming positive. SAM status: Neutral, favouring positive in winter. The El Niño Southern Oscillation (ENSO) is in an inactive phase. Ocean cooling is occurring in the eastern Pacific, with 3 out of 7 global models forecasting a La Niña to develop in 2024. Warmer than normal waters are situated in the Coral Sea, providing moisture and humidity to the east coast. The atmosphere continues to be firmly neutral after weakening early in the year. A neutral ENSO typically has no significant impact on Australian rainfall during winter. The Indian Ocean Dipole (IOD) is in a neutral phase. Ocean temperatures are at record levels in the western Indian Ocean, and the IOD index is spiking in response. Persistent southeasterly winds have set in over the eastern Indian Ocean, signalling that the atmosphere is starting to respond to the ocean patterns. A burst of tropical activity expected in mid-May could make-or-break this event, as tropical activity in certainlocations could either strengthen or hinder the development of a positive IOD. If this tropical activity is favourable for a positive IOD, significant upwelling near Indonesia may occur as soon as late-May. A positive IOD reduces the number of northwest cloudbands that cross Australia during winter and spring, reducing rainfall across central and southeastern parts of Australia. The Southern Annular Mode (SAM) is neutral but is expected to favour a positive phase during winter. A positive SAM increases easterly winds, increasing rainfall and thunderstorm activity in the east, while cooling temperatures. A positive SAM reduces cold fronts and rainfall over southern Australia, particularly for southwest WA. Rainfall outlooks are showing slightly below average rainfall over winter for WA, and the southwest coasts of SA, Vic and Tas. Conversely, above average rainfall is expected for eastern parts of Qld and NSW, and potentially eastern Tas.
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Popup - Daily historical
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Long range rainfall forecast
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Past 5 Days
Wanneroo Past 5 Days
This MonthMinimum Maximum Rainfall Tuesday
May 079.4 °C 26.8 °C 0.0 mmWednesday
May 0812.6 °C 26.8 °C 0.0 mmThursday
May 0918.1 °C 27.5 °C 0.0 mmFriday
May 1017.1 °C 27.7 °C 0.0 mmSaturday
May 1116.5 °C 23.1 °C 0.0 mmLegend -
Almanac
Almanac
Wanneroo minimum temp history (31.7504°S, 115.8057°E, 57m AMSL) MAXIMUM TEMPERATURE MINIMUM TEMPERATURE Hottest this month 27.5° 09/05/2024 Coldest this month 8.4° 05/05/2024 Hottest on record 34.3 01/05/2002 Coldest on record 1.3 25/05/2012 Hottest this year 42.9° 18/02/2024 Coldest this year 8.4° 05/05/2024 Long term average 22.3° Long term average 10.4° Average this month 24.6° Average this month 13.6° Hottest May On Record Avg. max. temp. 24.4° 2009 Coldest May on record Avg. min. temp. 8.8° 2000 Wanneroo rainfall history (31.7504°S, 115.8057°E, 57m AMSL) RAINFALL Wettest This Month 8.4mm 01/05/2024 Total This Month 12.0mm
3.0 daysLong Term Average 86.5mm 11.1 days Wettest May on record 191.2mm 2005 Driest on record 17.8mm 2019 -
Year to Date
Wanneroo Year To Date
Average Rainfall To May 173.3mm 27.6 day(s) Total For 2024 21.6mm 11.0 day(s) Total To This Day 2023 96.4mm 21.0 day(s) Wettest Day 8.4mm May 1 Lowest Temperature 8.4°C May 5 Highest Temperature 42.9°C Feb18 -
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Popup - Monthly historical
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Climatology
Climate History
Wanneroo Climatology
Wanneroo Long-Term Averages
Long-Term Averages Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann Mean Max (°C) 31.4 31.7 29.6 25.9 22.3 19.4 18.5 19.1 20.6 23.4 26.7 29.5 24.8 Mean Min (°C) 18.1 18.4 16.9 13.8 10.4 8.6 8.1 8.3 9.7 11.6 14.4 16.5 12.9 Mean Rain (mm) 16.7 13.1 20.0 37.0 86.5 127.3 146.3 122.2 80.6 38.6 24.7 9.5 722.3 Mean Rain Days 2.6 2.4 4.6 6.9 11.1 14.8 17.6 15.8 14.4 8.9 5.6 3.3 107.7