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A total of 57 tornadoes were confirmed during the outlook period; one was rated EF4. The strongest tornadoes were in or nearby to the High Risk. This is the last occurrence of back to back high risk days for at least a decade (continuing as of May 2024; and three consecutive high risk days have not occurred in 25 years, since May 1999).
Many of the most prolific severe weather days were high risk days. Such days are rare; a high risk is typically issued (at the most) only a few times each year (see List of Storm Prediction Center high risk days). High risk areas are usually surrounded by a larger moderate risk area, where uncertainty is greater or the threat is somewhat lower ...
High risk convective outlook issued by the Storm Prediction center at 13:00 UTC on May 6. Starting April 30, the Storm Prediction Center noted that certain models, including the ECMWF, forecasted a multi-day period of high instability and supportive wind shear across the Southern and Central Plains, [10] and by May 1, a 15% risk was added across Nebraska, Kansas, Oklahoma, and northern Texas. [11]
Monday is the first time in over a year the National Weather Service's Storm Prediction Center has issued a high risk warning for severe weather.
Convective mesoscale discussions are issued by the National Oceanic and Atmospheric Administration’s Storm Prediction Center based on the National Weather Center in Norman, Oklahoma. [ 1 ] [ 2 ] One type of mesoscale discussion is a meso-gamma mesoscale discussion , which are for tornadoes believed to be at least EF2 on the Enhanced Fujita ...
Nearly 70 million people across the Gulf Coast and Southeast are at risk for severe weather, including tornadoes, damaging wind and flooding rain on Monday and Tuesday, according to the Storm ...
In contrast with high risk outlooks for severe weather outbreaks, extremely critical outlooks are commonly issued for Day 2. This is due to the fact that the conditions required for volatile wildfire spread are easier to predict well in advance than the conditions required for a major tornado outbreak or derecho .
A historically strong bomb cyclone killed at least two people and caused a mass power outage that could last for days ... Prediction Center. That risk level climbs to a rare level 4 of 4 high risk ...