南半球各类图像自动更新暨非扰动云团专帖（2025年7月－2026年6月）

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Tropical Low 17U
Tropical Low (17U) forecast to form over southern Gulf of Carpentaria on Monday and move into the northwest Coral Sea mid-late next week.

• A tropical low (17U) may form along the monsoon trough over southern Gulf of Carpentaria late on the weekend or on Monday.
• The low is expected to move eastwards across Cape York Peninsula into the northwest Coral Sea early next week.
• There is a Low chance of 17U developing into a tropical cyclone mid to late next week, while it is located off the northeast coast of Queensland.
• There is large uncertainty in the movement of 17U from mid next week onwards, with the most likely scenario being continued movement towards the southeast, away from the Queensland coast.
• Residents over the far north Queensland to monitor forecasts for updates over the next several days.
  

Last updated
an hour ago, 08:14 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Sun 18  Jan 12:00 am

Sun 18  Jan 12:00 pm

Mon 19  Jan 12:00 am

Mon 19  Jan 12:00 pm

Tue 20  Jan 12:00 am

Tue 20  Jan 12:00 pm

Wed 21  Jan 12:00 am

Wed 21  Jan 12:00 pm

Thu 22  Jan 12:00 am

Thu 22  Jan 12:00 pm

Fri 23  Jan 12:00 am

Fri 23  Jan 12:00 pm

Tropical Low 17U

null (None)

null (None)

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

10 (Low)

10 (Low)

10 (Low)

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Tropical Low 17U
Tropical Low (17U) may form over southern Gulf of Carpentaria or northern Coral Sea early to mid next week.

• A tropical low (17U) may form along the monsoon trough over southern Gulf of Carpentaria early in the week or northern Coral Sea mid next week.
• Once in the Coral Sea, the system is more likely to move towards the southeast, away from the Queensland coast.
• There is a Low chance of 17U developing into a tropical cyclone from Wednesday, while it is located off the northeast coast of Queensland.
• Residents over the far north Queensland should monitor forecasts for updates.
  

Last updated
2 hours ago, 08:06 am UTC

Tropical lows

Today 11:00 pm

Tomorrow 11:00 am

Tomorrow 11:00 pm

Tue 20  Jan 11:00 am

Tue 20  Jan 11:00 pm

Wed 21  Jan 11:00 am

Wed 21  Jan 11:00 pm

Thu 22  Jan 11:00 am

Thu 22  Jan 11:00 pm

Fri 23  Jan 11:00 am

Fri 23  Jan 11:00 pm

Sat 24  Jan 11:00 am

Sat 24  Jan 11:00 pm

Sun 25  Jan 11:00 am

Sun 25  Jan 11:00 pm

Tropical Low 17U

null (None)

null (None)

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

10 (Low)

10 (Low)

15 (Low)

15 (Low)

15 (Low)

15 (Low)

15 (Low)

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Tropical Low 17U
A Low chance of a tropical cyclone in the Coral Sea from late week.

• A tropical low (17U) may form along the monsoon trough over the eastern Gulf of Carpentaria or the northern Coral Sea from mid next week.
• Once in the Coral Sea, the system is more likely to move towards the southeast.
• There is a Low chance of 17U developing into a tropical cyclone from Wednesday evening, while it is located off the northeast Queensland coast.
• Residents over the far north Queensland should monitor forecasts for updates.
  

Last updated
an hour ago, 08:51 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Wed 21  Jan 12:00 am

Wed 21  Jan 12:00 pm

Thu 22  Jan 12:00 am

Thu 22  Jan 12:00 pm

Fri 23  Jan 12:00 am

Fri 23  Jan 12:00 pm

Sat 24  Jan 12:00 am

Sat 24  Jan 12:00 pm

Sun 25  Jan 12:00 am

Sun 25  Jan 12:00 pm

Mon 26  Jan 12:00 am

Mon 26  Jan 12:00 pm

Tropical Low 17U

null (None)

null (None)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

10 (Low)

10 (Low)

10 (Low)

15 (Low)

15 (Low)

15 (Low)

15 (Low)

15 (Low)

10 (Low)

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Tropical Low 19U
A tropical low is forecast to develop south of Indonesia this week.

• A tropical low (19U) is forecast to develop over the Indian Ocean south of Indonesia this week, and move to the east-southeast.
• The low may pass to the south of Christmas Island on Wednesday or Thursday, bringing increased rainfall and possibly strong winds.
• 19U has a Low risk of developing into a tropical cyclone between Wednesday and Friday.
• By next weekend, the low is forecast to move into a less favourable environment and weaken.
• 19U poses no threat to mainland Australia.
• Residents of Christmas Island should monitor forecasts for updates.
  

Last updated
23 minutes ago, 12:24 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Wed 28  Jan 12:00 am

Wed 28  Jan 12:00 pm

Thu 29  Jan 12:00 am

Thu 29  Jan 12:00 pm

Fri 30  Jan 12:00 am

Fri 30  Jan 12:00 pm

Sat 31  Jan 12:00 am

Sat 31  Jan 12:00 pm

Sun 1  Feb 12:00 am

Sun 1  Feb 12:00 pm

Mon 2  Feb 12:00 am

Tropical Low 19U

null (None)

null (None)

1 (Very Low)

1 (Very Low)

10 (Low)

15 (Low)

15 (Low)

10 (Low)

5 (Low)

1 (Very Low)

1 (Very Low)

null (None)

null (None)

null (None)

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Tropical Low 19U
A tropical low is forecast to develop south of Indonesia this week.

• A tropical low (19U) is forecast to develop over the Indian Ocean south of Indonesia this week, and move to the east-southeast.
• The low may pass to the south of Christmas Island on Thursday, bringing increased rainfall.
• 19U has a Low risk of developing into a tropical cyclone between Wednesday and Saturday.
• By next weekend, the low is forecast to move into a less favourable environment and weaken.
• 19U poses no threat to mainland Australia.
• Residents of Christmas Island should monitor forecasts for updates.
  

Last updated
36 minutes ago, 08:39 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Thu 29  Jan 12:00 am

Thu 29  Jan 12:00 pm

Fri 30  Jan 12:00 am

Fri 30  Jan 12:00 pm

Sat 31  Jan 12:00 am

Sat 31  Jan 12:00 pm

Sun 1  Feb 12:00 am

Sun 1  Feb 12:00 pm

Mon 2  Feb 12:00 am

Mon 2  Feb 12:00 pm

Tue 3  Feb 12:00 am

Tue 3  Feb 12:00 pm

Tropical Low 19U

1 (Very Low)

1 (Very Low)

5 (Low)

10 (Low)

10 (Low)

10 (Low)

5 (Low)

5 (Low)

1 (Very Low)

1 (Very Low)

null (None)

null (None)

null (None)

null (None)

null (None)

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Tropical Low 19U
The risk of 19U has decreased and it will no longer be tracked.

• The risk of this low, 19U, developing has decreased and as such this disturbance will not appear on subsequent forecasts.
• The situation will continue to be monitored and updated here if required.
  

Last updated
13 minutes ago, 09:07 am UTC

Tropical lows

Today 11:00 pm

Tomorrow 11:00 am

Tomorrow 11:00 pm

Fri 30  Jan 11:00 am

Fri 30  Jan 11:00 pm

Sat 31  Jan 11:00 am

Sat 31  Jan 11:00 pm

Sun 1  Feb 11:00 am

Sun 1  Feb 11:00 pm

Mon 2  Feb 11:00 am

Mon 2  Feb 11:00 pm

Tue 3  Feb 11:00 am

Tue 3  Feb 11:00 pm

Wed 4  Feb 11:00 am

Wed 4  Feb 11:00 pm

Tropical Low 19U

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

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Tropical Low 21U
Potential tropical low moving offshore of the Kimberley coast next week.

• A tropical low may form over the Kimberley early next week.
• If it does form, it is expected to then move west off the Kimberley coast.
• Once over water, it may to strengthen and there is a Low chance of it becoming a tropical cyclone from Wednesday.
  

Last updated
an hour ago, 08:23 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Sun 1  Feb 12:00 am

Sun 1  Feb 12:00 pm

Mon 2  Feb 12:00 am

Mon 2  Feb 12:00 pm

Tue 3  Feb 12:00 am

Tue 3  Feb 12:00 pm

Wed 4  Feb 12:00 am

Wed 4  Feb 12:00 pm

Thu 5  Feb 12:00 am

Thu 5  Feb 12:00 pm

Fri 6  Feb 12:00 am

Fri 6  Feb 12:00 pm

Tropical Low 21U

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

10 (Low)

10 (Low)

15 (Low)

15 (Low)

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Tropical Low 22U
Tropical low may form to the west of the Cocos (Keeling) Islands over the weekend.

• A tropical low (22U) may form in a trough to the west of the Australian region over the weekend.
• The system is expected to move towards the southeast and may enter the Australian region early next week.
• There is a Low risk of 22U developing into a tropical cyclone late weekend and early next week.
• Residents of the Cocos (Keeling) Islands should keep up to date with the latest forecasts.
  

Last updated
6 minutes ago, 09:21 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Sun 1  Feb 12:00 am

Sun 1  Feb 12:00 pm

Mon 2  Feb 12:00 am

Mon 2  Feb 12:00 pm

Tue 3  Feb 12:00 am

Tue 3  Feb 12:00 pm

Wed 4  Feb 12:00 am

Wed 4  Feb 12:00 pm

Thu 5  Feb 12:00 am

Thu 5  Feb 12:00 pm

Fri 6  Feb 12:00 am

Fri 6  Feb 12:00 pm

Tropical Low 22U

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

10 (Low)

10 (Low)

10 (Low)

10 (Low)

5 (Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

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Tropical Low 21U
Potential tropical low moving offshore of the Kimberley coast next week.

• A tropical low may form over the Kimberley or adjacent NT early next week.
• 21U is forecast to move offshore mid-to-late next week, and once over water it may develop further.
• 21U is expected to move west and may be located north of the Pilbara coast next weekend.
• There is a Low chance of 21U becoming a tropical cyclone from Wednesday, increasing to a Moderate chance next weekend.
  

Last updated
22 minutes ago, 08:52 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Mon 2  Feb 12:00 am

Mon 2  Feb 12:00 pm

Tue 3  Feb 12:00 am

Tue 3  Feb 12:00 pm

Wed 4  Feb 12:00 am

Wed 4  Feb 12:00 pm

Thu 5  Feb 12:00 am

Thu 5  Feb 12:00 pm

Fri 6  Feb 12:00 am

Fri 6  Feb 12:00 pm

Sat 7  Feb 12:00 am

Sat 7  Feb 12:00 pm

Tropical Low 21U

null (None)

null (None)

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

5 (Low)

10 (Low)

10 (Low)

15 (Low)

15 (Low)

15 (Low)

25 (Moderate)

25 (Moderate)

Tropical Low 22U
Tropical low may form well to the west of the Cocos (Keeling) Islands during Sunday or Monday.

• A tropical low (22U) may form in a trough to the west of the Australian region during Sunday or Monday.
• The system is expected to move towards the southeast and may enter the Australian region early in the working week.
• There is a Low risk of 22U developing into a tropical cyclone from late Monday.
• 22U is likely to remain well to west of Cocos (Keeling) Islands during the week, with no direct impacts over the islands.
  

Last updated
an hour ago, 08:07 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Mon 2  Feb 12:00 am

Mon 2  Feb 12:00 pm

Tue 3  Feb 12:00 am

Tue 3  Feb 12:00 pm

Wed 4  Feb 12:00 am

Wed 4  Feb 12:00 pm

Thu 5  Feb 12:00 am

Thu 5  Feb 12:00 pm

Fri 6  Feb 12:00 am

Fri 6  Feb 12:00 pm

Sat 7  Feb 12:00 am

Sat 7  Feb 12:00 pm

Tropical Low 22U

null (None)

1 (Very Low)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

5 (Low)

5 (Low)

5 (Low)

5 (Low)

5 (Low)

5 (Low)

1 (Very Low)

1 (Very Low)

null (None)

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Tropical Low 21U
Tropical Low 21U may move west off the Kimberley coast later this week.

• A tropical low may form over the Kimberley or adjacent NT during the middle of the week.
• 21U is forecast to move offshore of the west Kimberley coast later this week and once over water it may develop further.
• Once offshore, 21U is expected to move southwest and may be located north of the Pilbara coast next weekend.
• There is a Low chance of 21U becoming a tropical cyclone from Thursday, increasing to a Moderate chance on Saturday.
  

Last updated
37 minutes ago, 08:42 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Tue 3  Feb 12:00 am

Tue 3  Feb 12:00 pm

Wed 4  Feb 12:00 am

Wed 4  Feb 12:00 pm

Thu 5  Feb 12:00 am

Thu 5  Feb 12:00 pm

Fri 6  Feb 12:00 am

Fri 6  Feb 12:00 pm

Sat 7  Feb 12:00 am

Sat 7  Feb 12:00 pm

Sun 8  Feb 12:00 am

Sun 8  Feb 12:00 pm

Tropical Low 21U

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

5 (Low)

10 (Low)

15 (Low)

15 (Low)

25 (Moderate)

25 (Moderate)

25 (Moderate)

25 (Moderate)