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Flood — Sullivan, NH

Feb 23, 2022

On February 17 and 18th a strong low pressure system tracked through southern Canada and ushered in an unseasonably warm and moist airmass. Temperatures surged into the 50s to low 60s. Steady rainfall accompanied by embedded heavier showers with the cold frontal passage produced about 0.75 inches of precipitation. Wind, high humidity, and rain resulted in significant snowmelt where snow was ripe. Runoff was sufficient to raise area rivers, though most remained in their banks. River rises resulte

Source: NOAA National Weather Service Storm Events Database (event 1010213). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Sullivan, NH

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

View Sullivan County flood data →

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