According to the National Hurricane Center (NHC) in Miami, environmental conditions appear generally conducive for development, and a tropical depression could form later on Thursday as the system moves westward at about 15 miles per hour.
Ms Lowe added that ex-hurricanes like Gert can cause difficulty for accurate forecasting.
Angus, Dundee and Perth are also expected to be hit by heavy rain overnight and into Friday morning as the remnants of the hurricane head into the region.
At the same time, if it tracks further north, then the drier, warmer air will move further north too.
Met Éireann forecaster Deirdre Lowe said it could bring more heavy rain and strong winds to the western half of the country, but, by its nature, it is hard to say with certainty what will happen.
At 500 AM EDT, the center of Hurricane Gert was located near latitude 36.0 North, longitude 68.4 West. Gert is moving toward the northeast near 21 miles per hour.
Hurricane hunters are scheduled to fly in today to investigate the disturbance, so we'll know more late this afternoon or tonight.
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There are two other tropical waves brewing to the east.
"The weekend brings some showers in the north and west with fewer east and south". It had a high chance (80 percent) of becoming at least a tropical depression within 48 hours.
The next name on the tropical cyclone list this year is Harvey, followed by Irma.
The National Hurricane Center gives this disturbance a 90% chance to develop into a tropical system, but the good news is this system will likely stay in the Caribbean and move toward Central America by early next week.
Formation chance through 48 hours.low.20 percent. However, forecasters said it will enter an area with less favorable conditions this weekend, when it should be north of the Leeward Islands.
"Obviously we want to keep everyone safe and secure here, so why take the risk if we're going to get these swells and enhanced waves occurring on the backside of Gert", she said.
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