Catherine Hill Bay Weather Forecast
- 16
- 30
Possible shower developing
- 12
- 19
Shower or two
- 13
- 22
Shower or two
- 12
- 23
Mostly sunny
- 11
- 26
Sunny
- 11
- 27
Sunny
- 13
- 20
Shower or two
Today 21 Sep Newcastle
Becoming cloudy. Medium chance of showers, most likely this evening. Winds northwesterly 20 to 30 km/h increasing to 25 to 40 km/h in the morning then shifting southerly 25 to 35 km/h in the middle of the day.
Hunter Coastal Waters
Seal Rocks to Broken Bay- Wind
- Northwesterly 15 to 20 knots shifting south to southeasterly 15 to 25 knots in the early afternoon. Winds reaching up to 30 knots offshore north of Norah Head in the late afternoon.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
- 1st Swell
- Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 2 to 2.5 metres later in the evening.
- Weather
- Mostly sunny.
- Weather Situation
- A high pressure system over the Tasman Sea directs a northwesterly flow over much of the state, with a fresh and gusty southerly change moving across the coastal waters today, reaching the QLD border by Tuesday. A second high pressure system is forecast to slip south and enter the Tasman Sea by mid-week, turning the winds east to northeasterly.
Catherine Hill Bay Temperature Statistics View More
September Temperature
Norah Head (14km)
Lowest 18 September, 2026
10.5 °CAverage September
17.5 °CHighest 5 September, 2026
29.8 °C
Climate (2021–2026)
Norah Head (14km)
Average Low 2021–2026
15.6 °CAverage 2021–2026
18.8 °CAverage High 2021–2026
23.2 °C