Flood Warning — Monmouth County, New Jersey
Flooding is occurring or imminent along rivers, streams, or low-lying areas.
Current Status
🌊 Active: Flood Warning
Flood Warning issued August 27 at 6:17PM EDT until August 27 at 10:30PM EDT by NWS Mount Holly NJ
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Northeastern Monmouth County in central New Jersey... Southeastern Middlesex County in northern New Jersey... * WHEN...Until 1030 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 615 PM EDT, local law enforcement reported heavy rain in the warned area due to thunderstorms. Flooding is ongoing or expected to begin shortly. Between 2.5 and 3.5 inches of rain have fallen. - Additional rainfall amounts up to 0.5 inches are possible in the warned area. - Some locations that will experience flooding include... Long Branch, Sandy Hook, Middletown, Old Bridge, Marlboro, Tinton Falls, Holmdel, Red Bank, Keansburg, Matawan and Lincroft. - http://www.weather.gov/safety/flood
Effective August 27, 2026 at 6:17 PM ET · Expires August 27, 2026 at 10:30 PM ET
Event Details
Event Type
Flood Warning
Severity
severe
Issued By
NWS Mount Holly NJ
Expires
August 27, 2026 at 10:30 PM ET
Last Checked
2 minutes ago
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Other Active Alerts in New Jersey
Severe Thunderstorm Watch
Flood Warning
Flash Flood Warning
Flash Flood Warning
Flood Warning
Severe Thunderstorm Watch
Get Flood Warning Alerts for Monmouth County
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Frequently Asked Questions
What does a Flood Warning mean for Monmouth County, New Jersey?
Flooding is occurring or imminent along rivers, streams, or low-lying areas.
Is this Flood Warning currently active?
Yes — this alert is active as of our last check (2 minutes ago). It's set to expire August 27, 2026 at 10:30 PM ET.
How do I get notified about Flood Warning alerts for Monmouth County?
Download StormCast free on Google Play and set Monmouth County, New Jersey as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.