Tornado - National Weather Service
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NATIONAL WEATHER SERVICE
The NWS Alerts site provides watches, warnings, advisories, and similar products. Visit NWS Common Alerting Protocol for CAP v1.2 for updated documentation. It is recommended to start by selecting your location.
National Weather Service
High winds will impact much of southern California Tuesday into Wednesday possibly resulting in power outages and fire weather. Read More >
Understand Tornado Alerts - National Weather Service
A tornado emergency is the National Weather Service’s highest alert level. It is issued when a violent tornado has touched down in the watch area. There is a severe threat to human life and property, with catastrophic damage confirmed.
National Weather Service
Tornado Warning Issued by NWS Houston/Galveston, TX Current Version | Previous Version | Text Only | Print | Product List
New "Destructive" Severe Thunderstorm Warning category to …
Starting August 2, the National Weather Service will better convey the severity and potential impacts from thunderstorm winds and hail by adding a “damage threat” tag to Severe Thunderstorm Warnings, similar to our Tornado and Flash Flood Warnings.
Weather warnings on the go! - National Weather Service
Warnings for Tsunamis (see Fact Sheet), Tornado, Severe Thunderstorm (only when the damage threat is destructive), Flash Flood (only when the damage threat is considerable or catastrophic), Hurricane, Typhoon, Storm Surge, Extreme Wind, Dust Storm and Snow Squall.
Impact Based Warning Examples - National Weather Service
Tag: Tornado Possible. A severe thunderstorm has some potential for producing a tornado although forecaster confidence is not high enough to issue a Tornado Warning. Click on the images to enlarge. note: Red highlighted areas indicate changes
Be ready to act quickly if NWS issues a warning or you suspect a tornado is approaching. Acting early helps save lives! Watches are issued by the Storm Prediction Center for counties where tornadoes may occur. The watch area is typically large, covering numerous counties or even states Tornado Warning: Take Action! A tornado has been sighted or ...
National Weather Service
Dangerous fire-weather conditions are expected across southern California Tuesday through Thursday. Strong winds will impact the Desert Southwest into the Sierra Nevada and southern California, which will increase the potential for downed trees, power outages, and difficult travel.