Re: 10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane
Posted by Chris in Tampa on 10/6/2017, 11:52 pm
Sonde measures 76mph momentary wind at the surface level (997mb):
http://hurricanecity.com/recon/recon.cgi?basin=al&year=2017&product=sonde&storm=Nate&mission=07&agency=AF&ob=10-07-0305-20-997-95-66

989mb level: 85 knots (98 mph)
973mb level: 95 knots (109 mph)

Average Wind Over Lowest Available 150 geopotential meters (gpm) of the sounding:
- Lowest 150m: 154 gpm - 4 gpm (505 geo. feet - 13 geo. feet)
- Wind Direction: 155° (from the SSE)
- Wind Speed: 82 knots (94 mph)
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10:30pm CDT Friday NHC Update: 75mph; Nate becomes a hurricane - Chris in Tampa, 10/7/2017, 12:37 am
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