NOAA/NWS Storm Prediction Center

Severe Weather Climatology (1994-2024)

Any Severe Probabilities: 28 Mar

Sig Severe Probabilities: 28 Mar

Tornado Probabilities: 28 Mar

Damaging Wind Probabilities: 28 Mar

Severe Hail Probabilities: 28 Mar

Significant Tornado Probabilities: 28 Mar

Significant Wind Probabilities: 28 Mar

Significant Hail Probabilities: 28 Mar

More climatology data here.

Did You Know?

What's My Risk?

La tormenta factor de riesgo.

What's a Watch?

How's a Forecast Made?

Tornado Safety Tips

#TornadoStrong: A Partnership with FLASH

Forecast Tools

HREF

SREF

Mesoanalysis

Observed Soundings

Tornado Environment Browser

Upper-Air Maps

Wildfire Climatology (1992-2020)

100 Acres Wildfire Probabilities: 28 Mar

300 Acres Wildfire Probabilities: 28 Mar

1000 Acres Wildfire Probabilities: 28 Mar

5000 Acres Wildfire Probabilities: 28 Mar

More climatology data here.

Latest SPC Publications

Harrison, D.R., A. McGovern, C.D. Karstens, A. Bostrom, I.L. Jirak, and P.T. Marsh, 2025: Leveraging Coproduction to Bridge Research and Operations in Operational Meteorology. Published in Wea. Forecasting. [6601K PDF]
Harrison, D.R., A. McGovern, C.D. Karstens, A. Bostrom, I.L. Jirak, and P.T. Marsh, 2025: An Assessment of How Domain Experts Evaluate Machine Learning in Operational Meteorology. Published in Wea. Forecasting. [16916K PDF]
Squitieri, B.J., A.R. Wade, and I.L. Jirak, 2025: On a Modified Definition of a Derecho. Part II: An Updated Spatial Climatology of Derechos across the Contiguous United States. Published in Bull. Amer. Meteor. Soc.. [3250K PDF]
Squitieri, B.J., A.R. Wade, and I.L. Jirak, 2025: On a Modified Definition of a Derecho. Part I: Construction of the Definition and Quantitative Criteria for Identifying Future Derechos over the Contiguous United States. Published in Bull. Amer. Meteor. Soc.. [5585K PDF]
Moore, A., 2024: Investigating the Near-Surface Wind Fields of Downbursts Using a Series of High-Resolution Idealized Simulations. Published in Wea. Forecasting. [6768K PDF]
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]
Find more research articles at the SPC publication archive.

Latest SPC Case Archive

Feb 26, 2026	Tornado: 1	Wind: 8	Hail: 52

All Products

Watches

MDs

Outlooks

Fire