Gulf of Mexico Tropical Disturbance – Life-Threatening Flood Threat for Texas, Louisiana
Key Questions
What is the current status of Invest 90L?
Invest 90L in the Gulf of Mexico has a 50% chance of becoming Tropical Storm Arthur. The NHC is monitoring it closely regardless of development.
What flooding threat exists for Texas and Louisiana?
Life-threatening flash flooding is expected with 4-7 inches of rain and isolated amounts over 10 inches. Record PWAT values and a moderate risk level contribute to the threat for 25 million under alerts.
How many Texas counties are under disaster declaration?
Texas Governor Abbott issued a disaster declaration for 101 counties due to the threat of severe storms and flooding.
What rainfall amounts are forecast?
Forecasts indicate 4-7 inches of rain with pockets of more than 6 inches possible across the region. This creates a high risk of life-threatening flash floods.
Is there a flood watch in effect?
Yes, a Flood Watch remains in effect through the period with pockets of heavy rain possible. The disturbance poses risks even without full tropical development.
A developing tropical disturbance (Invest 90L) in the Gulf of Mexico has a 50% chance of becoming Tropical Storm Arthur. Regardless of development, life-threatening flash flooding is expected across Texas and Louisiana, with 25 million under alerts, moderate risk (level 3/4), record PWAT values, and 4-7 inches of rain (isolated 10+). NHC monitoring closely. Texas Governor Abbott issued disaster declaration for 101 counties.