National Weather Service United States Department of Commerce

Critical Fire Weather Persists in the Southern Plains; Severe Weather and Heavy Rain Expected Over the Weekend

High winds and very dry conditions will continue to produce elevated to critical fire weather conditions over portions of New Mexico and far western Texas through Saturday. Heavy snow will continue in the Central Rockies Heavy rain, flooding, and severe thunderstorm risks increase from the Southern Plains into the Lower Missouri Valley this weekend. Read More >

Automatically generated image showing areas of surface-1km vertical shear.

 

Thumbnail of an automatically generated image showing areas of surface-1km vertical shear. Thumbnail of an automatically generated image showing areas of surface-1km vertical shear. Thumbnail of an automatically generated image showing areas of surface-1km vertical shear.
Hour - 1 Hour - 2 Hour -3

4 Panel Display | Animated Loop

Shear (0-1km) 

Surface-1-km Vertical Shear is the difference between the surface wind and the wind at 1-km above ground level. These data are plotted as vectors with shear magnitudes contoured. 0-1-km shear magnitudes greater than 15-20 knots tend to favor supercell tornadoes.

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