Australian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Wednesday 04 December 2024
Valid for Wednesday 04 December 2024 to Saturday 07 December 2024
Warning for the following areas:
South Coast and Snowy Mountains
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 in the high twenties to mid thirties. Overnight minimum temperatures in the high teens to low twenties.
Severe heatwave conditions are expected to peak over the coming days then ease early next week. Locations likely to be impacted include Batemans Bay and Bega.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 05 December 2024
Forecast
Merimbula (36.8878°S, 149.9106°E, 0m AMSL) set as my default location ›
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My MLA
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Current condition
TOMORROW14° 25° mostly sunny Chance of rain: 20% Likely amount: < 1mm First
lightLast light Sunrise Sunset 5:04am EDT 5:34am EDT 8:08pm EDT 8:39pm EDT NOW17.9° Feels Like: 17.3° Relative Humidity: 77% Dew: 13.8° Wind: SE 9km/h Gust: 17km/h Rainfall since 9am: 0.0mm Pressure: 1019.4hPa -
Today Weather
MerimbulaNow18.1°cFeels Like:16.6°Wind:SE 13km/hGusts:20km/hHumidity:73%14°Min25°MaxToday in MerimbulaMostly sunny. Slight chance of a shower. The chance of a thunderstorm inland in the afternoon and evening. Light winds becoming E/NE 15 to 25 km/h in the middle of the day then becoming light in the evening. Overnight temperatures falling to between 12 and 15 with daytime temperatures reaching the mid to high 20s.Tomorrow14°Min25°MaxPartly cloudy. The chance of fog in the early morning. Medium chance of showers, most likely in the afternoon and early evening. The chance of a thunderstorm. Light winds. Overnight temperatures falling to between 16 and 19 with daytime temperatures reaching 27 to 32. -
Radar
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Popup Radar
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Warnings
- Heatwave Warning for New South Wales
- Heatwave Warning for New South Wales
- Heatwave Warning for New South Wales
- Heatwave Warning for New South Wales
- Heatwave Warning for New South Wales
- Heatwave Warning for New South Wales
- Heatwave Warning for New South Wales
- Heatwave Warning for New South Wales
- Cancellation of Wind Warning for Eden Coast
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7 day forecast
Today: Mostly sunny. Slight chance of a shower. The chance of a thunderstorm inland in the afternoon and evening. Light winds becoming E/NE 15 to 25 km/h in the middle of the day then becoming light in the evening. Overnight temperatures falling to between 12 and 15 with daytime temperatures reaching the mid to high 20s.
Forecast for Merimbula (36.8878°S, 149.9106°E, 0m AMSL) Thu Fri Sat Sun Mon Tue Wed Summary Minimum 14° 18° 19° 16° 12° 15° 15° Maximum 25° 27° 29° 24° 22° 25° 25° Chance of rain 20% 50% 80% 5% 40% 60% 70% Likely amount < 1mm 1-5mm 10-20mm < 1mm < 1mm 1-5mm 1-5mm UV index Extreme Extreme Extreme Extreme Extreme Very High Very High Fire Danger Rating No Rating No Rating No Rating 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 14
(km/h)18
(km/h)5
(km/h)11
(km/h)7
(km/h)6
(km/h)25
(km/h)26
(km/h)8
(km/h)14
(km/h)6
(km/h)16
(km/h)8
(km/h)15
(km/h)Wind direction NNE NE NE ENE NNE E SW SSW SW E ENE E WSW SE Relative humidity 71% 77% 82% 78% 86% 86% 65% 51% 63% 66% 75% 74% 82% 67% Dew point 16°C 19°C 21°C 22°C 22°C 25°C 13°C 12°C 11°C 14°C 17°C 18°C 17°C 18°C -
28 Day Rainfall forecast
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12 Month Rainfall Forecast
Merimbula Rain Forecast
Merimbula 12-month Rainfall ForecastDecJanFebMarAprMayJunJulAugSepOct2024202588678777444105012 - 34 - 78 - 910Well below normalBelow normalNear normalAbove normalWell above normalIssue Notes - Issued Nov 18
ENSO status: La Niña Watch. IOD status: Neutral. SAM status: Positive. Trending positive. The El Niño Southern Oscillation (ENSO) is in a La Niña Watch, meaning there is approximately a 50% chance of a La Niña developing this year. The current technical definition of a La Niña is only a small chance to be met, although ocean and atmospheric conditions do resemble a La Niña pattern. Trade winds are still stronger than average along the western equatorial Pacific, and the Nino3.4 is low, but is above the threshold of -0.8C. However, the Relative-Nino Index (factors in equatorial ocean temperatures elsewhere around the world, compensating for the background warming signal) is below the threshold. A La Niña typically increases rainfall over northern and eastern Australia (especially eastern Qld) during summer, but has little effect for WA and SA. The Indian Ocean Dipole (IOD) is in a neutral phase. Recent conditions have been similar to a negative IOD, but this has likely been heavily affected by veryactive bursts of tropical weather in mid-October and mid-late November. Regardless if these conditions continue, the arrival of the monsoon over northern Australia overwrites any IOD effects, so this driver is unlikely to significantly affect Australia this year. The Southern Annular Mode (SAM) is in a positive phase, having switched from the negative phase that persisted from July to October. This positive event is expected to persist through summer as a result of stratospheric moisture from the 2022 Tongan volcanic eruption (similar to the past two summers). A positive SAM decreases the frequency of cold fronts, with more regular high pressure systems and easterly winds. During summer, this increases rainfall over eastern Australia, and reduces rainfall over southeastern SA, western Vic and western Tas. Rainfall outlooks are showing above average rainfall over western, northern and eastern Australia, with strong signals over the Kimberley, Top End and Cape York Peninsula (likely related to forecastmonsoon activity). Drier conditions are expected for western Tas, with average conditions for SA and western Vic.
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Popup - Daily historical
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Long range rainfall forecast
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Past 5 Days
Merimbula Past 5 Days
This MonthMinimum Maximum Rainfall Saturday
Nov 3019.3 °C 21.5 °C -Sunday
Dec 0116.7 °C 25.5 °C 41.0 mmMonday
Dec 0213.8 °C 24.2 °C 0.2 mmTuesday
Dec 0316.9 °C 26.6 °C 0.0 mmWednesday
Dec 0415.0 °C 20.3 °C 2.2 mmLegend -
Almanac
Almanac
Merimbula minimum temp history (36.8878°S, 149.9106°E, 0m AMSL) MAXIMUM TEMPERATURE MINIMUM TEMPERATURE Hottest this month 26.6° 03/12/2024 Coldest this month 13.8° 02/12/2024 Hottest on record 42.0 17/12/2009 Coldest on record 5.0 03/12/2006 Hottest this year 37.8° 24/01/2024 Coldest this year 0.4° 27/07/2024 Long term average 23.3° Long term average 13.8° Average this month 24.2° Average this month 15.6° Hottest December On Record Avg. max. temp. 25.0° 2016 Coldest December on record Avg. min. temp. 12.3° 2011 Merimbula rainfall history (36.8878°S, 149.9106°E, 0m AMSL) RAINFALL Wettest This Month 41.0mm 01/12/2024 Total This Month 43.4mm
3.0 daysLong Term Average 69.8mm 11.6 days Wettest December on record 168.8mm 2014 Driest on record 5.8mm 2019 -
Year to Date
Merimbula Year To Date
Average Rainfall To Dec 771.0mm 124.4 day(s) Total For 2024 534.4mm 112.0 day(s) Total To This Day 2023 563.0mm 107.0 day(s) Wettest Day 79.2mm May11 Lowest Temperature 0.4°C Jul27 Highest Temperature 37.8°C Jan24 -
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Popup - Monthly historical
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Climatology
Climate History
Merimbula Climatology
Merimbula Long-Term Averages
Long-Term Averages Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann Mean Max (°C) 24.9 24.6 23.7 21.7 19.3 16.9 16.7 17.5 19.5 20.7 21.8 23.3 20.8 Mean Min (°C) 15.6 15.4 13.8 11.0 7.6 5.6 4.3 4.9 6.9 9.2 11.8 13.8 9.9 Mean Rain (mm) 64.9 85.7 90.5 62.9 57.6 65.5 46.1 42.0 41.1 63.3 81.6 69.8 777.1 Mean Rain Days 11.5 10.1 10.7 9.7 8.7 10.7 9.3 9.1 9.7 11.7 11.6 11.6 124.6