Flash Flood Warning until 08:00PM Monday 
The National Weather Service in Gray has issued a
* Flash Flood Warning for... South Central Merrimack County in central New Hampshire... Southern Hillsborough County in southern New Hampshire... Western Rockingham County in southern New Hampshire...
* Until 800 PM EDT.
* At 515 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by repeated rounds of 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, Merrimack, Bedford, Milford, Hooksett, Amherst, Litchfield and Hollis. This includes the following highways... Interstate 93 between mile markers 20 and 32. Interstate 293 between mile markers 1 and 11. This includes the following Rec locations... North Pack Monadnock.
* AFFECTED AREAS: HILLSBOROUGH, NH ... MERRIMACK, NH ... ROCKINGHAM, NH
Instructions:
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Address/Location
Merrimack Police Department
31 Baboosic Lake Rd
Merrimack, NH 03054
Contact
Emergency: 9-1-1
Non-emergencies: 603-424-3774