National Weather Service United States Department of Commerce

Flood Threat For Several Locations Today

The active monsoon season will continue the rest of the week and the flood threat today stretches from the Arizona to portions of the Intermountain West. Meanwhile, a humid and moist air mass ahead of a cold front may result in heavy rain and flooding from the Mid-Atlantic to the eastern Ohio and Tennessee Valleys. Finally, slow moving storms may produce flooding for the central Gulf Coast states. Read More >

Automatically generated image showing areas of 0-6km vertical shear.

 

Thumbnail of an automatically generated image showing areas of 0-6km vertical shear. Thumbnail of an automatically generated image showing areas of 0-6km vertical shear. Thumbnail of an automatically generated image showing areas of 0-6km vertical shear.
Hour - 1 Hour - 2 Hour -3

4 Panel Display | Animated Loop

Shear (0-6Km) 

The 0-6 km shear vector.  Values generally greater than 40 knots are supportive of supercells, although in high instability environments this can be as low as 30 knots. 

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