NOAA/NWS Storm Prediction Center

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A Slight Risk of Severe Thunderstorms is Forecast for Thu (05/08)

Scattered damaging winds and severe hail are possible over the southern Appalachians on Thursday afternoon to early evening. A swath of large hail and severe wind is possible along the Rio Grande Valley from mid-afternoon to evening.

For additional details, see the latest Day 2 Convective Outlook.

SPC Products Overview

Hazard	Wed (05/07)	Thu (05/08)	Fri (05/09)	Sat (05/10)	Sun (05/11)	Mon (05/12)	Tue (05/13)	Wed (05/14)
Severe	No Severe	Slight	Marginal	No Area	No Area	No Area	No Area	No Area
Fire	No Critical	Elevated	No Area	No Area	No Area	No Area	No Area	No Area

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Watches

MDs

Outlooks

Fire

Severe Weather Climatology (1982-2011)

Any Severe Probabilities: 08 May

Tornado Probabilities: 08 May

Damaging Wind Probabilities: 08 May

Severe Hail Probabilities: 08 May

Significant Tornado Probabilities: 08 May

Significant Wind Probabilities: 08 May

Significant Hail Probabilities: 08 May

More severe weather climatology data here.

Today's Storm Report Trend


report time

Full-size plot here.

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La tormenta factor de riesgo.

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2025 Watch Summaries

Page last modified: May 07 2025 12:35 UTC

Wildfire Climatology (1992-2015)

100 Acres Wildfire Probabilities: 08 May

300 Acres Wildfire Probabilities: 08 May

1000 Acres Wildfire Probabilities: 08 May

5000 Acres Wildfire Probabilities: 08 May

More wildfire climatology data here.

Latest SPC Publications

Edwards, R., and R.L. Thompson, 2024: Right-Moving Supercell Tornadogenesis during Interaction with a Left-Moving Supercell's Rear-Flank Outflow. Published in Wea. Forecasting. [15153K PDF] (supplemental radar loop, standard enhancements [27170K MP4]), (supplemental radar loop, colorblind enhancements [33950K MP4])
Squitieri, B.J., A.R. Wade, and I.L. Jirak, 2023: A Historical Overview on the Science of Derechos. Part II: Parent Storm Structure, Environmental Conditions, and History of Numerical Forecasts. Published in Bull. Amer. Meteor. Soc.. [10595K PDF]
Squitieri, B.J., A.R. Wade, and I.L. Jirak, 2023: A Historical Overview on the Science of Derechos. Part I: Identification, Climatology, and Societal Impacts. Published in Bull. Amer. Meteor. Soc.. [6899K PDF]
Thompson, R.L., 2023: A Comparison of Right-Moving Supercell and Quasi-Linear Convective System Tornadoes in the Contiguous United States 2003-21. Published in Wea. Forecasting. [4539K PDF]
Gallo, B.T., K.A. Wilson, J.J. Choate, K. Knopfmeier, P. Skinner, B. Roberts^*, P.L. Heinselman, I.L. Jirak, and A.J. Clark, 2022: Exploring the Watch-to-Warning Space: Experimental Outlook Performance during the 2019 Spring Forecasting Experiment in NOAA's Hazardous Weather Testbed. Published in Wea. Forecasting. [4328K PDF]
Squitieri, B.J., and W.A. Gallus Jr., 2022: On the Changes in Convection-Allowing WRF Forecasts of MCS Evolution due to Decreases in Model Horizontal and Vertical Grid Spacing. Part II: Impacts on QPFs. Published in Wea. Forecasting. [5607K PDF]
Squitieri, B.J., and W.A. Gallus Jr., 2022: On the Changes in Convection-Allowing WRF Forecasts of MCS Evolution due to Decreases in Model Horizontal and Vertical Grid Spacing. Part I: Changes in Cold Pool Evolution. Published in Wea. Forecasting. [3655K PDF]
Harrison, D.R., M.S. Elliott, I.L. Jirak, and P.T. Marsh, 2022: Utilizing the High-Resolution Ensemble Forecast System to Produce Calibrated Probabilistic Thunderstorm Guidance. Published in Wea. Forecasting. [2549K PDF]
Find more research articles at the SPC publication archive.

Latest SPC Case Archive

May 06, 2025	Tornado: 4	Wind: 63	Hail: 66

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