Flash flood warning: Difference between revisions - Wikipedia

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On July 6, 2020, the NWS issued a Flash Flood Emergency for [[Tacony Creek]] and [[Frankford Creek]], the former situated along [[Montgomery County, Pennsylvania|Montgomery County]] and [[North Philadelphia]], [[Pennsylvania]], and the latter along Philadelphia's [[Frankford, Philadelphia|Frankford]] neighborhood.<ref>{{Cite news|last=Cappucci|first=Matthew|date=2020-07-06|title=Flash flood emergency in Philadelphia as storms dump half a foot of rain in two hours|url=https://www.washingtonpost.com/weather/2020/07/06/flash-flood-emergency-philadelphia-storms-dump-half-foot-rain-two-hours/|access-date=2020-07-11|newspaper=Washington Post}}</ref>

On September 2, 2021, the NWS issued a first ever Flash Flood Emergency for [[New York City]], [[Philadelphia]], [[Fairfield County, Connecticut|Fairfield]] and [[New Haven County, Connecticut|New Haven]] Counties in [[Connecticut]],<ref>{{Cite web|title=Significant Flooding in Parts of CT After 1st Ever Flash Flood Emergency Issued|url=https://www.nbcconnecticut.com/weather-news/stories/first-alert-remnants-of-ida-to-bring-heavy-rain-wednesday-night-into-thursday-flooding-possible/2573136/|website=NBC Connecticut|date=September 2021 |language=en-US|access-date=2021-09-02}}</ref> and most of Central [[New Jersey]] a region that stretches over 200 miles, as the remnants of Hurricane Ida transitioned and intensified into a [[post tropical cyclone]] causing torrential rains. Some areas reported up to 10 inches of rain in less than an hour. Although the region was forecasted to experience heavy rains, this event is considered unprecedented as such a warning has never been issued to the area. The region had already experienced above average precipitation for most of the Summer due to previous storm systems and tropical storms affecting the area.

On March 27, 2023, the NWS issued a Flash Flood Emergency for a dam break on the Head's Creek Reservoir in Spaulding County, Georgia. A [https://twitter.com/NWSAtlanta/status/1640378615375470594 statement] was later posted on Twitter.