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Weekly Updates: Africa | Asia | Latin America

21 September 2011

The End is the Begining

As of today, DevWeather will cease its blogging operations. We will continue as a twitter feed, and continue to respond to all questions emailed to us and given to us on Quora.

Thank you, this past year has been a great experience.

DW

19 September 2011

Asia Update #47: Heavy Rains Slam China, Southeast Asia

Heavy rainfall returned to China, although it shifted further north, flooding remains a major concern. In southeast Asia, onshore flow out of the South China Sea continued pump moisture into Laos and Vietnam causing localized flooding. Rainfall is starting to taper off across south Asia as the season is coming to a close.

16 September 2011

Africa Update #47: Heavy rainfall continues across central Africa

Precipitation continued to come down heavily from eastern Niger down to Lake Victoria. Meanwhile season-long deficits are starting to get too high to ignore across Cote d'Ivorie and Ethiopia. Continued poor rainfall in North Sudan and Eritrea has caused major damage to cropping activities. Most of west Africa, however has maintained good ground moisture throughout the season.

14 September 2011

Latin America #46: Heavy rain, possible flooding in southern Brazil

Heavy precipitation has caused flooding in southern Brazil. Moderate rains have continued to pound Guatemala and Mexico, as dry conditions creep into Honduras and points southward in Central America. Rains have continued steadily across northern South America.

12 September 2011

Asia Update #46: Moisture Moves into Vietnam and Causes Flooding in China

Rainfall has pushed into Vietnam from the South China Sea, some of the moisture made it as far inland as Laos and Cambodia. Precipitation has continued steadily from Thailand westward across south Asia. Moisture deficits in China increased only in the coastal regions, further inland a flooding event has cause fatalities and destroyed property.

09 September 2011

Tropical Storms Maria and Nate are likely to Strengthen and make Landfall



Africa Update #46: Rainfall Pattern Flips

Thus far this season, precipitation has been plentiful from the Nigeria-Benin border westward, with a few isolated exceptions. Meanwhile, eastward from that point, rainfall has been generally lacking, with a few exceptions. This arrangement of precipitation has flipped around this axis suddenly, and for the most part, that is a good thing.

07 September 2011

Latin America Update #45: Very large dipole set up across Latin America

Moisture remains plentiful around the Gulf of Mexico and the Caribbean, excessively so in southern Guatemala. This extra moisture has pushed back the drought in Mexico. In South America, around the greater Pampas and Rio de la Plata basin area, has been dry this past week.

05 September 2011

Asia Update #45: Nanmadol brings short-term relief to southeast China

The remnants of Typhoon Nanmodol have slightly reduced the rainfall deficit in southern China. Meanwhile south Asia continues to rebound, with areas of significant rainfall deficits restricted to greater Delhi, and northeast India. Poor rainfall in parts of southeast Asia is a growing problem as moisture has not been moving onshore from the South China Sea.

02 September 2011

Africa Update #45: Moisture Returns to Gulf of Guinea Coast

Moisture is picking up, and deficits are dropping, all along the Gulf of Guinea coast. Precipitation was light this past week in marginal parts of North Sudan and Chad. Across the rest of the Sahel and Ethiopia, rainfall has continued to be reasonably consistent. Seasonable rains continue in the Atlas Mountains, as dry weather continues over most of Libya.

30 August 2011

Nanmadol soaks Taiwan, heading for China

Latin America Update #44: Canicula Overwith in Central America

The mid-summer easing of the rains, better known as the Canicula, has passed in Central America. Hispaniola, and nearby islands, continue to clean-up after Hurricane Irene passed them. Venezuela is either having a major flooding event, or major problems with its rain gauges, I'm going with the latter. Precipitation continues to be plentiful in the Pampas along the Rio de la Plata.

29 August 2011

Asia Update #44: Drought relief on the way for southern China

Typhoon Nanmodal, now weakened, may provide some drought relief for coastal sections of southern China. Taiwan and the Philippines, however have taken the brunt of the storm. South and southeast Asia continue to see better rainfall totals and better rainfall distribution. Seasonably dry weather continues in the Middle East.

Typhoon Nanmadol closes in on Taiwan

25 August 2011

Africa Update #44: Improvement over the Sahel, Rains Faulter near Gulf of Guinea

Improved moisture has all but eliminated precipitation deficits in Niger and Chad, although concerns still linger about dryness in North and South Sudan. Precipitation has almost shut off across some Gulf of Guinea countries and ground moisture remains anomalously low across Nigeria. In the east, precipitation remains steady over Ethiopia. Seasonable hot and dry weather continues in Libya.

Irene Stengthening, Moving Slowly Through the Bahamas

24 August 2011

Irene continues to rip up Turks & Caicos, the Bahamas

Latin America Update #43: Two tropical systems impact the Caribbean Basin

Harvey and Irene smashed through Central America and Caribbean islands. Meanwhile moisture improves across northern South America, and in the south of the continent, seasonable rainfall continues across the Rio de la Plata basin in the Pampas.