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）

Meow

GFS报的疑似南大西洋飓风

Enceladus

Meow 发表于 2026-2-19 17:12
GFS报的疑似南大西洋飓风

看起来真是热带气旋

GenCast也有微弱反应

pocketbox

Tropical Low 29U
Tropical Low 29U has a Low chance of developing into a tropical cyclone in the Coral Sea next week.

• Tropical Low 29U may form in the Coral Sea late this week or over the weekend.
• 29U has a Low chance of developing into a tropical cyclone from Monday.
• The system may may drift close to the North Tropical Coast early next week, though is more likely to remain offshore.
  

Last updated
an hour ago, 12:45 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Fri 27  Feb 12:00 am

Fri 27  Feb 12:00 pm

Sat 28  Feb 12:00 am

Sat 28  Feb 12:00 pm

Sun 1  Mar 12:00 am

Sun 1  Mar 12:00 pm

Mon 2  Mar 12:00 am

Mon 2  Mar 12:00 pm

Tue 3  Mar 12:00 am

Tue 3  Mar 12:00 pm

Wed 4  Mar 12:00 am

Tropical Low 29U

null (None)

null (None)

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

10 (Low)

10 (Low)

10 (Low)

pocketbox

Tropical Low 30U
Increasing risk of a tropical cyclone over northern WA during next week.

• A tropical low, 30U, may develop over the Kimberley or waters just off the Kimberley coast over the weekend or early next week.
• As conditions become more favourable the risk of 30U developing into a tropical cyclone increases to Low by Wednesday.
• If Tropical Low 30U develops it is likely to move generally to the southwest.
  

Last updated
22 minutes ago, 12:35 am UTC

Tropical Low 31U
A tropical low 31U could form in the Gulf of Carpentaria next week.

• A tropical low, 31U, may form in the Gulf of Carpentaria in the middle of the next working week.
• If 31U forms and remains over Gulf waters it has a Low chance of developing into a tropical cyclone from Wednesday.
  

Last updated
an hour ago, 11:35 pm UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Sat 28  Feb 12:00 am

Sat 28  Feb 12:00 pm

Sun 1  Mar 12:00 am

Sun 1  Mar 12:00 pm

Mon 2  Mar 12:00 am

Mon 2  Mar 12:00 pm

Tue 3  Mar 12:00 am

Tue 3  Mar 12:00 pm

Wed 4  Mar 12:00 am

Wed 4  Mar 12:00 pm

Thu 5  Mar 12:00 am

Tropical Low 30U

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)

1 (Very Low)

5 (Low)

10 (Low)

15 (Low)

Tropical Low 31U

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

5 (Low)

pocketbox

Tropical Low 28U
A tropical low may form near Christmas Island on the weekend.

• A tropical low, 28U, may form in the trough over the weekend or early next week to the west or southwest of the Christmas Island.
• 28U has a Low chance of developing into a tropical cyclone from Monday.
• Residents of the Christmas Island should stay up to date with the latest forecasts.
  

Last updated
an hour ago, 08:15 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Sat 28  Feb 12:00 am

Sat 28  Feb 12:00 pm

Sun 1  Mar 12:00 am

Sun 1  Mar 12:00 pm

Mon 2  Mar 12:00 am

Mon 2  Mar 12:00 pm

Tue 3  Mar 12:00 am

Tue 3  Mar 12:00 pm

Wed 4  Mar 12:00 am

Wed 4  Mar 12:00 pm

Thu 5  Mar 12:00 am

Thu 5  Mar 12:00 pm

Tropical Low 28U

null (None)

null (None)

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

10 (Low)

10 (Low)

15 (Low)

15 (Low)

15 (Low)

iam最小值

26U和27U不知道给了谁，目前未出现过。

Meow

SPECIAL WARNING
ISSUED AT 1800Z - THU - 26/FEB/2026
POSSIBLE FORMATION OF SUBTROPICAL CYCLONE STARTING AT 281500Z WITH CENTRAL PRESSURE OF 1002HPA AT 27S038W, MOVING SOUTH, WITH CYCLONIC WIND FORCE 7 WITH GUSTS FORCE 8 AND ROUGH SEA AFFECTING AREAS BRAVO, DELTA AND SOUTH OCEANIC.
VALID UNTIL 010000Z.

pocketbox

Tropical Low 28U
A tropical low to form near Christmas Island on the weekend.

• A tropical low, 28U, is likely to form in the trough over the weekend to the west or southwest of Christmas Island.
• During Monday to Thursday the low is likely to move over waters near to, or south of, Christmas Island.
• 28U has a Low chance of developing into a tropical cyclone from Monday.
• Residents of the Christmas Island should stay up to date with the latest forecasts.
  

Last updated
3 hours ago, 08:30 am UTC

Tropical Low 30U
Risk of a tropical cyclone over waters north of the Pilbara coast next week.

• A tropical low, 30U, may develop over the Kimberley or waters just off the Kimberley coast early next week.
• Tropical low 30U is likely to move over waters west of the Kimberley and north of the Pilbara coast from Tuesday or Wednesday.
• As conditions become more favourable the risk of 30U developing into a tropical cyclone increases to Low from Wednesday.
  

Last updated
3 hours ago, 08:32 am UTC

Tropical Low 31U
A tropical low 31U could form in the Gulf of Carpentaria next week.

• A tropical low, 31U, may form in the Gulf of Carpentaria early to mid-next week.
• There is a Low chance of 31U developing into a tropical cyclone from Wednesday onwards.
• The environmental conditions may improve for development of 31U late next week, provided it remains over water.
  

Last updated
3 hours ago, 08:28 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Sun 1  Mar 12:00 am

Sun 1  Mar 12:00 pm

Mon 2  Mar 12:00 am

Mon 2  Mar 12:00 pm

Tue 3  Mar 12:00 am

Tue 3  Mar 12:00 pm

Wed 4  Mar 12:00 am

Wed 4  Mar 12:00 pm

Thu 5  Mar 12:00 am

Thu 5  Mar 12:00 pm

Fri 6  Mar 12:00 am

Fri 6  Mar 12:00 pm

Tropical Low 28U

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

10 (Low)

15 (Low)

15 (Low)

15 (Low)

15 (Low)

15 (Low)

15 (Low)

10 (Low)

Tropical Low 30U

null (None)

null (None)

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)

15 (Low)

15 (Low)

Tropical Low 31U

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

1 (Very Low)

1 (Very Low)

1 (Very Low)

1 (Very Low)

5 (Low)

5 (Low)

5 (Low)

5 (Low)

pocketbox

Tropical Low 30U
Risk of a tropical cyclone over waters north of the Pilbara coast late next week.

• A tropical low, 30U is forecast to move offshore the Kimberley coast early Wednesday.
• 30U is likely to move in a general west to southwest direction, although significant uncertainty remains regarding the systems proximity to the Pilbara coast.
• Environmental conditions become favourable for 30U to develop into a tropical cyclone late next week or on the weekend.
  

Last updated
an hour ago, 08:17 am UTC

Tropical Low 31U
Tropical low 31U may form in the Gulf of Carpentaria early next week.

• A tropical low, 31U, may form in the Gulf of Carpentaria early next week.
• There is a Low chance of 31U developing into a tropical cyclone from Monday onwards as it moves through a favourable environment in the Gulf of Carpentaria.
• From mid to late next week, 31U may move towards the southwest over land through the Northern Territory.
  

Last updated
an hour ago, 08:38 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Mon 2  Mar 12:00 am

Mon 2  Mar 12:00 pm

Tue 3  Mar 12:00 am

Tue 3  Mar 12:00 pm

Wed 4  Mar 12:00 am

Wed 4  Mar 12:00 pm

Thu 5  Mar 12:00 am

Thu 5  Mar 12:00 pm

Fri 6  Mar 12:00 am

Fri 6  Mar 12:00 pm

Sat 7  Mar 12:00 am

Sat 7  Mar 12:00 pm

Tropical Low 30U

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

null (None)

5 (Low)

10 (Low)

15 (Low)

15 (Low)

15 (Low)

25 (Moderate)

25 (Moderate)

25 (Moderate)

Tropical Low 31U

null (None)

null (None)

1 (Very Low)

1 (Very Low)

5 (Low)

10 (Low)

10 (Low)

10 (Low)

10 (Low)

10 (Low)

5 (Low)

5 (Low)

5 (Low)

5 (Low)

5 (Low)

pocketbox

Tropical Low 30U
Risk of a tropical cyclone over waters north of the Pilbara coast late next week.

• A tropical low, 30U is forecast to move offshore the Kimberley coast late Tuesday or early Wednesday.
• Environmental conditions become favourable for 30U to develop into a tropical cyclone late next week.
• 30U is likely to move in a general west to southwest direction, and is currently expected to remain offshore.
  

Last updated
an hour ago, 08:19 am UTC

Tropical Low 31U
Tropical low 31U a Low chance of developing into a tropical cyclone from Monday.

• Tropical low 31U has formed in the Gulf of Carpentaria, and has a Low chance of 31U developing into a tropical cyclone from Monday while it moves over the Gulf of Carpentaria waters.
• There is some uncertainty in the short-term motion of this system, and it is possible that 31U may initially move to the east over Cape York over the coming days.
• Regardless of the short-term motion, 31U is expected to move towards the west over land through the Northern Territory towards the end of the week.
  

Last updated
26 minutes ago, 09:06 am UTC

Tropical lows

Today 12:00 pm

Tomorrow 12:00 am

Tomorrow 12:00 pm

Tue 3  Mar 12:00 am

Tue 3  Mar 12:00 pm

Wed 4  Mar 12:00 am

Wed 4  Mar 12:00 pm

Thu 5  Mar 12:00 am

Thu 5  Mar 12:00 pm

Fri 6  Mar 12:00 am

Fri 6  Mar 12:00 pm

Sat 7  Mar 12:00 am

Sat 7  Mar 12:00 pm

Sun 8  Mar 12:00 am

Sun 8  Mar 12:00 pm

Tropical Low 30U

null (None)

null (None)

null (None)

null (None)

1 (Very Low)

5 (Low)

10 (Low)

15 (Low)

25 (Moderate)

25 (Moderate)

25 (Moderate)

35 (Moderate)

35 (Moderate)

25 (Moderate)

25 (Moderate)

Tropical Low 31U

1 (Very Low)

1 (Very Low)

5 (Low)

10 (Low)

10 (Low)

10 (Low)

10 (Low)

15 (Low)

15 (Low)

15 (Low)

15 (Low)

10 (Low)

5 (Low)

5 (Low)

10 (Low)