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Merrimack Police Department
Wednesday August 13th, 2025 :: 04:44 p.m. EDT

Advisory

Severe Thunderstorm Warning until 05:30PM

SVRGYX The National Weather Service in Gray Maine has issued a

* Severe Thunderstorm Warning for... Southeastern Hillsborough County in southern New Hampshire...

* Until 530 PM EDT.

* At 443 PM EDT, a severe thunderstorm was located over Brookline, or 8 miles west of Nashua, moving northeast at 10 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

* Locations impacted include... Nashua, Hudson, Pelham, Litchfield, Hollis, Brookline, Merrimack, Mason, Windham, and Londonderry.

* AFFECTED AREAS: HILLSBOROUGH, NH

Instructions:

For your protection move to an interior room on the lowest floor of a building.

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

Submit an anonymous web tip

Alert Details

Severity:
Severe - Significant threat to life or property
Urgency:
Immediate - Responsive action SHOULD be taken immediately
Certainty:
Observed - Determined to have occurred or to be ongoing
Category:
Meteorological (inc. flood)
Event:
Severe Thunderstorm Warning

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