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Merrimack Police Department
Monday December 18th, 2023 :: 12:58 p.m. EST

Advisory

Flood Warning until 07:00PM Monday

* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...Portions of central, northern, and southern New Hampshire, including the following counties, in central New Hampshire, Belknap, Merrimack, Strafford and Sullivan. In northern New Hampshire, Carroll and Grafton. In southern New Hampshire, Cheshire, Hillsborough and Rockingham.

* WHEN...Until 700 PM EST Monday.

* IMPACTS...Numerous roads are closed due to flooding. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable.

* ADDITIONAL DETAILS... - At 1257 PM EST, Doppler radar and automated rain gauges indicated an area of very heavy rainfall across the warned area. Between 1.5 and 3 inches of rain have fallen. - Additional rainfall amounts up to 1 inch are possible in the warned area. - Some locations that will experience flooding include... Manchester, Nashua, Concord, Derry, Rochester, Merrimack, Keene, Portsmouth, Laconia and Hampton.

* AFFECTED AREAS: BELKNAP, NH ... CARROLL, NH ... CHESHIRE, NH ... GRAFTON, NH ... HILLSBOROUGH, NH ... MERRIMACK, NH ... ROCKINGHAM, NH ... STRAFFORD, NH ... SULLIVAN, NH

Instructions:

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Address/Location
Merrimack Police Department
31 Baboosic Lake Rd
Merrimack, NH 03054

Contact
Emergency: 9-1-1
Non-emergencies: 603-424-3774

TEXT-A-TIP -  Text TIP MERRIMACKPD followed by your message, to 888777

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Alert Details

Severity:
Severe - Significant threat to life or property
Urgency:
Immediate - Responsive action SHOULD be taken immediately
Certainty:
Likely (p > ~50%)
Category:
Meteorological (inc. flood)
Event:
Flood Warning

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