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Tropical Storm Nana Intermediate Advisory Number 5A
NWS National Hurricane Center Miami FL AL162020
800 AM EDT Wed Sep 02 2020
...NOAA HURRICANE HUNTER REPORTS NANA CONTINUES WESTWARD WITH
LITTLE CHANGE IN STRENGTH...
...LIKELY TO BECOME A HURRICANE BY TONIGHT...
SUMMARY OF 800 AM EDT...1200 UTC...INFORMATION
ABOUT 150 MI...240 KM NE OF LIMON HONDURAS
ABOUT 305 MI...490 KM E OF BELIZE CITY BELIZE
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...W OR 270 DEGREES AT 18 MPH...30 KM/H
MINIMUM CENTRAL PRESSURE...996 MB...29.41 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY:
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Hurricane Watch is in effect for...
* Entire coast of Belize
A Tropical Storm Warning is in effect for...
* Yucatan Mexico from Puerto Costa Maya to Chetumal
* Entire coast of Belize
A Tropical Storm Watch is in effect for...
* Northern coast of Honduras from Punta Patuca westward to the
* Roatan Island and the Bay Islands of Honduras
* Caribbean Sea coast of Guatemala
A Hurricane Watch means that hurricane conditions are possible
within the watch area, in this case within the next 24 to 36
A Tropical Storm Warning means that tropical storm conditions are
expected somewhere within the warning area within 36 hours.
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area, in this case within 36 hours.
For storm information specific to your area, please monitor
products issued by your national meteorological service.
Hurricane warnings will be issued for portions of the coast of
Belize later this morning. A Tropical Storm Warning will likely be
issued for Roatan Island and the Bay Islands of Honduras later this
DISCUSSION AND OUTLOOK
At 800 AM EDT (1200 UTC), the center of Tropical Storm Nana was
located near latitude 17.1 North, longitude 83.7 West. Nana is
moving toward the west near 18 mph (30 km/h), and this general
motion with some decrease in forward speed is expected today. A
westward or west-southwestward motion is expected tonight and
Thursday. On the forecast track, Nana will be moving near but north
of the coast of Honduras today and likely be approaching the coast
of Belize tonight and early Thursday.
Maximum sustained winds are near 60 mph (95 km/h) with higher
gusts. Strengthening is expected, and Nana is forecast to become a
hurricane later today or tonight before it reaches the coast of
Tropical-storm-force winds extend outward up to 70 miles (110 km)
from the center.
The minimum central pressure estimated from an NOAA Hurricane
Hunter aircraft observations is 996 mb (29.41 inches).
HAZARDS AFFECTING LAND
WIND: Tropical Storm conditions are expected within the warning
area in Belize by tonight, with hurricane conditions likely over a
portion of the area tonight and early Thursday. Tropical storm
conditions are expected within the warning area in Mexico and
Guatemala by tonight. Tropical storm conditions are possible
within the watch area in Honduras today.
STORM SURGE: A dangerous storm surge will raise water levels by as
much as 3 to 5 feet above normal tide levels along the immediate
coast near and to the north of where the center makes landfall.
Near the coast, the surge will be accompanied by large and
RAINFALL: Nana is expected to produce the following rainfall
accumulations through Thursday night: 3 to 6 inches, isolated 8
inches near the northern Honduras coast, southern and central
Belize, northern Guatemala, and the northern portion of the Mexican
state of Chiapas. 2 to 4 inches in the southeast portion of the
Mexican state of Quintana Roo.
SURF: Swells generated by Nana are affecting portions of the
southern coast of Jamaica and the Cayman Islands, and will spread
along the coasts of Honduras and Belize today and tonight. These
swells are likely to cause life-threatening surf and rip current
conditions. Please consult products from your local weather office.
Next complete advisory at 1100 AM EDT.