Isaias Now a Major Hurricane
10/9/26 @ 10AM – This morning, Hurricane Isaias intensified into a major Category 3 Hurricane with sustained winds of 120 mph. Isaias should make landfall near Pensacola late tonight or early tomorrow morning, according to the National Hurricane Center.
Increasing forward motion should bring strong winds far inland over the southeast U.S. into the Tennessee and Ohio River Valleys, causing widespread power outages.
The National Hurricane Center (NHC) expects tropical-storm-force winds to arrive on the Florida panhandle by 2PM today.
Arrival Time
Tropical-storm-force winds now extend outward 185 miles from the center and hurricane force winds 30 miles.
Damaging wind gusts are possible over much of central and northern Alabama, extreme eastern Mississippi, and portions of western and northern Georgia, especially in areas of higher terrain.
Rainfall and Flooding Potential
Isaias will bring areas of heavy rainfall to the central U.S. Gulf coast and much of the Southeast through the weekend.
Considerable flash and urban flooding, along with significant river flooding, will be possible.
Storm Surge Up to 9 Feet
NHC predicts damaging storm surge up to 9 feet in the western Florida Panhandle, with lesser amounts elsewhere.
Maximum values will occur near and to the east of where the center crosses the coast.
Infrared satellite images show an eye surrounded by intense thunderstorms.
Tropical Tidbits shows this animated IR Satellite Loop. However, an eye is not apparent on the Geo-Color view.
Near Peak, but Increasing Forward Speed and Wind-Field Width
The hurricane is passing over a warm deep water eddy and that is likely helping the intensification process in the face of increasing vertical shear. Isaias has turned toward the NNE and is increasing in forward speed.
Isaias is likely near peak. However, it is possible that the hurricane could intensify a bit more this morning before strong shear begins to impact the system.
The wind field will greatly expand later today into tonight as Isaias makes landfall and moves inland while interacting with an upper level trough to the west.
Origin of Name
Isaias is pronounced “ees-ah-EE-ahs” – four syllables – with the emphasis on the third. That is NHC’s official pronunciation.
According to ChatGPT, Isaías is the Spanish and Portuguese form of Isaiah, the biblical prophet’s name. It comes from Hebrew Yesha‘yahu, meaning “Yahweh is salvation,” or “salvation of the Lord.”
Why use a name that English speakers may find difficult? NHC follows name lists maintained by the World Meteorological Organization’s (WMO) Hurricane Committee. Atlantic lists deliberately balance English, French and Spanish names because storms affect countries speaking all three languages. The lists rotate every six years. Isaias replaced Ike after the destructive 2008 hurricane caused Ike’s name to be retired. NOAA
WMO itself says storm names should be instantly recognizable for safety. The multilingual approach explains the choice, although it clearly creates a pronunciation hurdle for many English speakers.
Posted by Bob Rehak on 10/9/26 based on information from NHC and Harris County Meteorologist Jeff Lindner
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