U.S. Severe Weather Forecast for Tomorrow
Upcoming severe weather outlook.
acus02 kwns 261719
Storm Prediction Center ac 261718
Day 2 convective outlook
National Weather Service Storm Prediction Center Norman OK
1118 am CST Thursday Feb 26 2015
Valid 271200z - 281200z
..no severe thunderstorm areas forecast...
scattered weak thunderstorm activity is expected Friday across parts
of the northern Sierra Nevada...much of the Great Basin...and the
An upper-level trough will move southward along the West Coast on Friday
as a surface low deepens across the intermountain west. Middle-level lapse
rates are forecast to steepen markedly ahead of the upper-level
trough from southern Oregon southeastward across Nevada into The Four Corners region.
This combined with increasing surface temperatures and large-scale ascent
associated with the upper-level trough will result in scattered
thunderstorm development during the day. The greatest chance for
thunderstorms Friday afternoon is forecast to be in the northern Sierra
and in west-central Nevada where terrain will aid the development of
convection. Due to weak instability...none of the thunderstorm
activity across the Continental U.S. Is expected to be severe Friday and Friday