New Hampshire · August 13, 2025

New Hampshire hail map — August 13, 2025

NOAA radar detected hail of an inch or more over 1 New Hampshire city on August 13, 2025. The largest stones — 1.00″, quarter size — fell over Nashua.

Hail swath map for Nashua, NH on August 13, 2025 showing 1.00 inch hail.
Swath over Nashua on August 13, 20251.00″ hail. Each city below has its own map for this storm.
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Cities hit
1
in New Hampshire
Largest stone
1.00
quarter size
Impact rating
3/10
from stone size

Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.

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New Hampshire cities hit on August 13, 2025

What people on the ground measured in New Hampshire on August 13, 2025

3 reports filed with the National Weather Service1 from trained observers or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.

  • 1.25 half dollar size Trained Spotter
    2 SW Marlborough, NH5:55 PM EDTCheshire County

    Observed hail on Rt. 12 and lasted 7 to 8 minutes. Kestrel measured wind gust to 41 mph.

  • 1.00 quarter size Amateur Radio
    2 E Amherst, NH5:08 PM EDTHillsborough County

    Hail fell for 5 to 6 minutes and gusty winds knocked down some large branches. Time estimated by radar.

  • 1.00 quarter size Public
    1 N Hollis, NH7:40 PM EDTHillsborough County

    Reported by Amateur Radio.

Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.

FAQ

New Hampshire hail on August 13, 2025

NOAA radar put hail of an inch or more over 1 New Hampshire city that day. The largest stones — 1.00 inches, quarter size — were over Nashua. Every city hit is listed above with its own stone size.

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