Basin: Atlantic — Wallet 2
Tue, 21 Jul 2026 08:34:25 GMT
Tropical Storm Bertha forecast/advisory number 8
NWS National Hurricane Center Miami, FL al022026
0900 utc Tuesday July 21 2026
Tropical Storm center located near 28.7n 86.4w at 21/0900z
Position accurate within 30 nautical miles
current movement toward the northwest or 315 degrees at 4 knots
Estimated minimum central pressure 998 millibars
maximum sustained winds 45 knots with gusts to 55 knots.
34 knots……. 0ne 70se 70sw 0nw.
4 m seas…. 0ne 60se 0sw 0nw.
Winds and seas vary greatly in each quadrant.
Radii in nautical
Miles are the largest radii expected anywhere in that quadrant.
Repeat…center located near 28.7n 86.4w at 21/0900z
At 21/0600z center was located near 28.5n 86.1w
Forecast valid 21/1800z 29.0n 86.8w
Max wind 50 knots…gusts 60 knots.
50 knots… 0ne 30se 0sw 0nw.
34 knots… 40ne 90se 90sw 30nw.
Forecast valid 22/0600z 29.4n 87.6w
Max wind 45 knots…gusts 55 knots.
34 knots… 40ne 80se 90sw 40nw.
Forecast valid 22/1800z 29.5n 88.7w
Max wind 40 knots…gusts 50 knots.
34 knots… 30ne 80se 80sw 30nw.
Forecast valid 23/0600z 29.3n 90.5w…inland
Max wind 35 knots…gusts 45 knots.
34 knots… 0ne 70se 70sw 0nw.
Forecast valid 23/1800z 29.3n 92.2w…over water
Max wind 30 knots…gusts 40 knots.
Forecast valid 24/0600z 29.6n 94.2w…on the coast
Max wind 30 knots…gusts 40 knots.
Extended outlook.
Note…errors for track have averaged near 125 nautical miles
On day 4 and 175 nautical miles on day 5…and for intensity near 15 knots each day
Outlook valid 25/0600z 30.4n 96.5w…post-trop/remnt low
Max wind 25 knots…gusts 35 knots.
Outlook valid 26/0600z…dissipated
Request for 3 hourly ship reports within 300 miles of 28.7n 86.4w
Intermediate public advisory…wtnt32 knhc/miatcpat2…at 21/1200z
Next advisory at 21/1500z
Forecaster papin
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