DISCUSSION: As of earlier this afternoon, forecasters working at the NWS National Hurricane Center (located in Miami, Florida) were studying the evolution of a slowly strengthening Tropical Storm Otto. Based on a plethora of information ascertained from large-scale satellite structure and intensity estimates that this tropical storm officially reached hurricane status as of the 4:00 PM EST NHC update. In the associated forecast advisory update from earlier this afternoon (included below for your convenience), they discussed specific details concerning the future track and anticipated impacts from Hurricane Otto.
Tuesday 22 November 2016 NHC Hurricane Otto Forecast Discussion:
"RAINFALL: Outer rain bands from Otto are expected to produce rainfall accumulations of 4 to 8 inches over San Andres and Providencia islands, and the higher terrain of central and western Panama and southern Costa Rica through Wednesday. Total rainfall of 6 to 12 inches, with isolated amounts of 15 to 20 inches, can be expected across northern Costa Rica and southern Nicaragua through Thursday. These rains will likely result in life-threatening flash floods and mud slides.
WIND: Tropical storm conditions are expected within the warning area in Panama tonight and are possible in the tropical storm watch area in Panama on Wednesday. Tropical storm conditions are expected in San Andres by late Wednesday. Hurricane conditions are possible within the hurricane watch area on Thursday. Tropical storm conditions are possible within the tropical storm watch area in Nicaragua on Thursday.
SURF: Swells generated by Otto are likely to cause life-threatening surf and rip current conditions over the next several days along the coasts of Panama, Costa Rica and Nicaragua. Please consult products from your local weather office."
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~Meteorologist Jordan Rabinowitz