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Flood — Grafton, NH

Dec 1, 2020

An area of low pressure tracked to the west of the region on the evening of Nov 30th with a broad area of moderate to heavy rain and pockets of embedded convection enveloping the region. Widespread rainfall amounts of 1 to 2 occurred with localized amounts approaching 3 in the favorable mountain upslope areas. Partially frozen ground and dormant vegetation status led to rapid run-off into area rivers.

Source: NOAA National Weather Service Storm Events Database (event 934733). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Grafton, NH

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

View Grafton County flood data →

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