By Paul Homewood
I suppose any news is good news in this situation, but the latest advisory from NHC has shifted the hurricane track slightly further west and also downgraded the wind speed.
As Irma has stayed close to Cuba for longer than anticipated wind speeds have now dropped to 125 mph. They will certainly pick up again as Irma crosses water again.
The new track has Irma moving up the Gulf off the west coast of Florida, before probably making landfall near Tampa on Sunday evening.. The fear is the warm Gulf water will rack up wind speeds again. However, there is a forecast of westerly shear developing during tomorrow, which hopefully will keep the lid on things.
The latest advisory has sustained wind speeds of 140 mph around landfall. This is still catastrophic, but better than the previous forecast of 150 mph.
The westerly track will also hopefully bring a little bit of respite to the more populous east coast, at least in comparison to what was predicted earlier.
Nevertheless, the Keys are going to get absolutely hammered. Tampa also looks set to bear the brunt, but at least storm surge should be less of a problem than it would have been on the east coast, as the winds will be blowing offshore.
NHC advisories will now be broadcast hourly.
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September 9, 2017 at 11:06AM
