BWS - Tropical Update Bulletin
TROPICAL DEPRESSION IRMA
IS NOT A THREAT TO BERMUDA
Advisory #52 (last advisory),
12 am Tue, Sep 12, 2017 (300 UTC Tue, Sep 12, 2017)
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KEY: Blue = 34-50 kts, Yellow = 50-64 kts, and Red = 64 kts and greater
Diagonal shading indicates fringe winds (34kts or greater surrounding the storm's core)
Closest point of approach to Bermuda within 72 hrs (3 days) has passed.
Current Position: 32.4N 84.9W approx. 1017 nm W of Bermuda
Recent Movement: NW or 320 degrees at 13 kt
Central Pressure: 988 mb / 29.17 in
Max Winds: 30kt gusts 40kt
BWS Tropical Update Bulletins (TUBs), in line with NHC updates, are normally issued every 6 hours (03, 09, 15, and 21 UTC). When a tropical watch or warning is in effect for Bermuda, intermediate TUBs are issued at 3-hour intervals between the regular TUBs (06, 12, 18, and 00 UTC). Additionally, TUBs may be issued at any time due to significant changes in warnings or in the cyclone.