Hurricane Gabrielle spins east of Bermuda while two areas of storminess bubble east of the Leeward Islands. CIRA/RAMMB/NOAA

The Atlantic is suddenly buzzing with tropical activity. Hurricane Gabrielle has exploded into a Category 4 storm east of Bermuda, and two more potential tropical systems — one nearing the Caribbean and another farther east — could follow this week.

Neither new disturbance is an immediate threat to land, but the area of storminess near the Leeward Islands and Bahamas is the wild card, with a future US impact possible if atmospheric conditions line up. The eastern system looks more likely to curve out to sea, though it’s too early to say that for certain.

Gabrielle, the second major hurricane in the Atlantic basin this year, was packing 140 mph winds Monday evenin

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