Check New Hampshire counties for winter storm, flood and severe thunderstorm warnings today
No active warnings or watches in New Hampshire
Nothing is listed right now. Check your exact location for the latest.
New Hampshire severe weather alerts by type
What each kind of alert means and where to see it for New Hampshire.
New Hampshire tornado watches and warnings
None active in New Hampshire right now. A tornado watch means tornadoes are possible.
New Hampshire severe thunderstorm watches and warnings
None active in New Hampshire right now. A severe thunderstorm has winds of 58 mph or higher, hail 1 inch across or larger, or both.
New Hampshire flood watches and flash flood warnings
None active in New Hampshire right now. A flood watch means flooding is possible.
New Hampshire winter storm, ice storm, snow and blizzard warnings
None active in New Hampshire right now. Winter alerts run from a watch (possible within about 48 hours) to a warning (occurring or imminent) and an advisory for less serious but still inconvenient conditions.
New Hampshire heat advisories and extreme heat warnings
None active in New Hampshire right now. A heat advisory is the lower level and an extreme heat warning the higher level; both based on the heat index.
New Hampshire wind advisories and high wind warnings
None active in New Hampshire right now. A wind advisory is for strong winds; a high wind warning is for damaging winds.
New Hampshire tropical storm and hurricane alerts
None active in New Hampshire right now. Tropical alerts name the wind or surge threat and how soon it is expected: a watch means conditions are possible, generally within 48 hours; a warning means they are expected within about 36 hours.
Other alert types: Fire weather · Coastal · Marine
New Hampshire tornado history: last tornado, strongest and worst on record
From the NOAA Storm Prediction Center database, 1950 through 2025.
New Hampshire has 99 tornadoes on record, about 1 a year, and 22 of them since 2000. That ranks New Hampshire number 44 among the 50 states by count. 4 were rated EF3 or stronger. They caused 1 deaths and 30 injuries.
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 0 | 3 | 0 | 2 | 0 | 2 | 1 | 2 | 0 |
Most New Hampshire tornadoes have come from June through August. The single busiest month is July (41% of the total).
Counts use each tornado's starting state. Ratings before 2007 use the original Fujita scale. The database ends in 2025, so more recent tornadoes are not included.
New Hampshire flood map and flood warnings
No flood watch or warning is active in New Hampshire right now. Flood zones are mapped by FEMA street by street. FEMA's Flood Map Service Center lets you search an address and see its flood zone.
New Hampshire storm tracker: storms and events
No tracked events involve New Hampshire right now.
Common questions
Is there a tornado warning, winter storm warning or other weather warning in New Hampshire right now?
We do not see an active tornado, winter storm or other warning or watch for New Hampshire in the latest National Weather Service data. Conditions change quickly, so check your ZIP code for the latest.
When was the last tornado in New Hampshire, and how many have there been since 2000?
The most recent tornado in the NOAA Storm Prediction Center database for New Hampshire is July 16, 2024, rated EF1. The database lists 22 New Hampshire tornadoes since 2000 and 99 since 1950. It runs through 2025, so it does not include later tornadoes.
What was the deadliest tornado in New Hampshire, and what was the strongest?
By rating, the strongest in the record is June 9, 1953, rated EF3. The deadliest is July 24, 2008, rated EF2, 1 death. Ratings before 2007 use the original Fujita scale.
How does New Hampshire rank for tornadoes among the states?
New Hampshire ranks 44th of 50 states by the number of tornadoes since 1950: 99 in all, about 1 a year. 4 were rated EF3 or stronger. They caused 1 death and 30 injuries, and the busiest year was 1963 with 9. Each tornado is counted in the state where it started.
When is tornado season in New Hampshire?
Most New Hampshire tornadoes in the record came from June through August. July is the busiest single month, with 41% of the total. Tornadoes can happen in any month.
Where do I find New Hampshire emergency management and National Weather Service offices?
The state agency is New Hampshire Homeland Security and Emergency Management (https://www.nh.gov/safety/divisions/hsem/). The National Weather Service offices that cover New Hampshire include NWS Gray - Portland, ME. Evacuation zones and orders come from your county or state emergency management office, not from this site.
Which New Hampshire cities and counties have their own alert pages?
This site has city pages for Hillsborough County (Manchester). Each city page shows the alerts for the center of that city.
Be ready in New Hampshire
Official-source guides for the weather New Hampshire sees most.
Cities and counties in New Hampshire
Live alerts and local storm history for each city, grouped by the county it is in.
Hillsborough County: Manchester
Alert data comes from the National Weather Service and is refreshed every 15 minutes.