Flash Flood Warning until 11:15AM 
FFWGYX The National Weather Service in Gray has issued a
* Flash Flood Warning for... Southeastern Merrimack County in central New Hampshire... Southwestern Strafford County in central New Hampshire... Southern Hillsborough County in southern New Hampshire... Rockingham County in southern New Hampshire...
* Until 1115 AM EDT.
* At 721 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2.5 inches of rain have fallen. The expected rainfall rate is 1 to 3 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include... Manchester, Nashua, Derry, Merrimack, Durham, Exeter, Salem, Northwood and Bedford. This includes the following highways... Interstate 93 between mile markers 1 and 30. Interstate 293 between mile markers 1 and 11.
* AFFECTED AREAS: HILLSBOROUGH, NH ... MERRIMACK, NH ... ROCKINGHAM, NH ... STRAFFORD, NH
Instructions:
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Address/Location
Merrimack Police Department
31 Baboosic Lake Rd
Merrimack, NH 03054
Contact
Emergency: 9-1-1
Non-emergencies: 603-424-3774