2. Slight Risk (Level 2 of 5). Next, we move up to Slight Risk, which is represented by a yellow zone on the SPC map. At this level, the threat for severe weather is increased.

Storm Prediction Center risk levels. In the days leading up to severe weather events the Storm Prediction Center based in Norman, Ok will issue daily outlooks that express the probability of ...

In order of risk and severity, here are the five categories and what they mean, according to the SPC: 1. Marginal (Green): This initial level means isolated severe thunderstorms are possible.

The Storm Prediction Center assigns five levels of severe storm risk, based on coverage, intensity, and longevity of storms. Here's what each means. San Antonio Express-News Hearst Newspapers Logo ...

SPC threat level for Thursday, Jan. 30: Parts of the Houston area are under a 1 and 2 threat level. Read below on what those levels mean. What do the SPC threat levels mean?

NOAA’s Storm Prediction Center has upgraded parts of central and west Alabama to a Level 5 severe weather risk for Saturday. A Level 5 risk means that numerous severe storms will be likely and ...

A Level 4, or moderate, risk means that numerous severe storms will be expected. Storm Prediction Center A Level 5 risk means that there is considerable confidence there will be “numerous ...