What are Severe Weather Outlooks? and last updated 2021-05-03 18:38:06-04 (WXYZ) â (WX)Weather (YZ)Why's? What is the Storm Prediction Center and what do their forecast mean for local weather. The Storm Prediction Center (SPC) is a part of the National Weather Service with a mission of providing timely and accurate forecasts relating to severe weather. They issue watches for severe thunderstorms and tornadoes for the contiguous United States. For nearly 35 years, the Storm Prediction Center (SPC) has used the same color scale for severe weather outlooks. The standard colors for outlook risks were; Yellow for Slight, Red for Moderate & Magenta/Pink for High. These colors and their meanings won't change, but two additional outlook colors have been added. As of October 22nd, 2014, a Marginal and Enhanced Risk was added to SPC's outlook forecasts. This article will explain these outlooks along with the meaning of each risk. "So if your community ever falls under one, you'll know what to do and what to expect."