Update: Coastal flood warning issued for 4 N.J. counties until Thursday morning

On Wednesday at 2:37 a.m. the National Weather Service issued an updated coastal flood warning in effect until Thursday at 10 a.m. for Middlesex, Monmouth, Ocean and Burlington counties.

The weather service adds, "One to two feet of inundation above ground level in low-lying areas near shorelines and tidal waterways."

"At this level, widespread roadway flooding occurs in coastal and bayside communities and along inland tidal waterways. Many roads become impassable. Some damage to vulnerable structures may begin to occur," states the weather service. "Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth."

Deciphering advisories, watches, and warnings: Understanding weather Alerts

  • Flash flood warning: Take action!

A flash flood warning is issued when a flash flood is imminent or occurring. If you are in a flood-prone area, move immediately to high ground. A flash flood is a sudden violent flood that can take from minutes to hours to develop. It is even possible to experience a flash flood in areas not immediately receiving rain.

  • Flood warning: Take action!

A flood warning is declared when flooding is on the verge of happening or is already underway.

  • Flood advisory: Be aware:

A flood advisory is released when flooding is not expected to reach a severity level necessitating a warning. Nonetheless, it can still cause considerable inconvenience and, without exercising caution, potentially lead to situations that threaten life and/or property.

  • Flood watch: Be prepared:

A flood watch is issued when conditions are favorable for flooding. It doesn't guarantee that flooding will occur, but it signifies that the possibility exists.

When floods strike: Guidelines from the weather service for your protection

In flood-prone regions or while camping in low-lying areas, understanding and following the weather service flood safety guidelines can be a lifesaver:

1. Seek higher ground:

  • If you're in a flood-prone area, or if you're camping in a low-lying spot, move to higher ground as a first step.

2. Adhere to evacuation orders:

  • When local authorities issue an evacuation order, promptly comply. Before leaving, secure your home by locking it.

3. Disconnect utilities and appliances:

  • If time allows, disconnect your utilities and appliances. This reduces the risk of electrical hazards during flooding.

4. Steer clear of flooded basements and submerged areas:

  • Avoid basements or rooms submerged in water with electrical outlets or cords. Preventing electrical accidents is crucial.

5. Evacuate promptly for safety:

  • If you notice sparks or hear buzzing, crackling, snapping, or popping noises, evacuate immediately. Avoid any water that may be charged with electricity.

6. Refrain from walking in floodwaters:

  • Never attempt to walk through floodwaters. Even just 6 inches of swiftly moving water can forcefully knock you off your feet.

7. Seek high ground if trapped:

  • In the event you become trapped by moving water, make your way to the highest point available and contact emergency services by calling 911.

When heavy rain occurs, there is a risk of flooding, particularly in low-lying and flood-prone regions. It is important to never attempt to drive through water on the road, regardless of how deep it appears. According to the weather service, as little as 12 inches of rushing water can sweep away most vehicles. Prioritize your safety by staying informed and prepared.

Advance Local Weather Alerts is a service provided by United Robots, which uses machine learning to compile the latest data from the National Weather Service.

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