Tropical Weather Outlook
NWS National Hurricane Center Miami FL
800 AM EDT Thu Oct 25 2018

For the North Atlantic…Caribbean Sea and the Gulf of Mexico:

1. A low pressure system centered about 900 miles east-northeast of the
northern Leeward Islands is gradually becoming better defined and
the associated shower and thunderstorm activity is showing signs of
organization. This low is expected to move generally northward over
the next couple of days into an area where environmental conditions
are forecast to be conducive for further development, and a tropical
or subtropical storm is likely to form by early this weekend. After
that time, the system is forecast to turn westward well to the north
or northeast of the Lesser Antilles through early next week.
* Formation chance through 48 hours…high…70 percent.
* Formation chance through 5 days…high…80 percent.

Additional information on this system can be found in High Seas
Forecasts issued by the National Weather Service, under AWIPS
header NFDHSFAT1, WMO header FZNT01 KWBC, and available on the Web
at https://ocean.weather.gov/shtml/NFDHSFAT1.shtml

Forecaster Zelinsky

Tropical Weather Outlook
NWS National Hurricane Center Miami FL
500 AM PDT Thu Oct 25 2018

For the eastern North Pacific…east of 140 degrees west longitude:

1. A trough of low pressure is producing limited shower activity
several hundred miles south of the Gulf of Tehuantepec. Some
gradual development of this system is possible through early next
week while the system moves generally westward at 10 to 15 mph, far
from land.
* Formation chance through 48 hours…low…near 0 percent.
* Formation chance through 5 days…low…20 percent.

Forecaster Zelinsky