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Flash Flood — Rensselaer, NY

Aug 11, 2008

An upper level low pressure system moved slowly northeast from central Pennsylvania into east central New York State during Monday, August 11th. The upper level dynamics of this system, combined with abundant low level moisture, and significant instability led to the development of numerous, slow moving thunderstorm clusters during Monday afternoon. Large hail was reported with many of these thunderstorms.||In addition, locally very heavy rainfall resulted in flash flooding in portions of easter

Source: NOAA National Weather Service Storm Events Database (event 130523). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Rensselaer, NY

This event is one of many recorded floods in Rensselaer County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Rensselaer County flood data →

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Flash Flood$500K damage

Rensselaer, NY · Jul 14, 2021

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Slow-moving thunderstorms trained over Rensselaer County during the afternoon of the 14th, resulting in a bullseye of 2-5 of rainfall over two to three hours over central and southern portions of the county.

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Flash Flood$500K damage

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Slow-moving thunderstorms trained over Rensselaer County during the afternoon of the 14th, resulting in a bullseye of 2-5 of rainfall over two to three hours over central and southern portions of the county.

Read the full account →
Flash Flood$500K damage

Rensselaer, NY · Jul 14, 2021

Slow-moving thunderstorms trained over Rensselaer County during the afternoon of the 14th, resulting in a bullseye of 2-5 of rainfall over two to three hours over central and southern portions of the county.

Read the full account →