Flood Watch

Locations Affected

Manchester, NH ∙ Nashua, NH ∙ Seabrook, NH ∙ Charlestown, NH ∙ Lempster, NH ∙ Peterborough, NH ∙ Warner, NH ∙ Amherst, NH ∙ Hudson, NH ∙ Deerfield, NH

Full Alert Message

Flood Watch National Weather Service Gray ME 1045 PM EDT Wed Jul 29 2026 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT THURSDAY... * WHAT...Flash flooding caused by excessive rainfall is possible, especially in slow moving thunderstorms. * WHERE...Portions of central, northern, and southern New Hampshire, including the following areas, in New Hampshire, Western And Central Hillsborough. In central New Hampshire, Belknap, Merrimack, Strafford and Sullivan. In northern New Hampshire, Southern Carroll and Southern Grafton. In southern New Hampshire, Cheshire, Coastal Rockingham, Eastern Hillsborough and Interior Rockingham. * WHEN...Until 8 AM EDT Thursday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor the latest forecast and be prepared to take action should Flash Flood Warnings be issued.

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