NOAA/NWS Storm Prediction Center

Current time (in UTC/GMT/Zulu):

JavaScript Must Be Enabled.

A Slight Risk of Severe Thunderstorms is Forecast Today and/or Tonight

Severe thunderstorms are expected across parts of the southeastern U.S. and the northern High Plains.

For additional details, see the latest Day 1 Convective Outlook.

All Products

Severe Weather Climatology (1982-2011)

Any Severe Probabilities: 21 Jul

Tornado Probabilities: 21 Jul

Damaging Wind Probabilities: 21 Jul

Severe Hail Probabilities: 21 Jul

Significant Tornado Probabilities: 21 Jul

Significant Wind Probabilities: 21 Jul

Significant Hail Probabilities: 21 Jul

More severe weather climatology data here.

2018 Tornado Watch Summary

Did You Know?

What's My Risk?

La tormenta factor de riesgo.

What's a Watch?

How's a Forecast Made?

Tornado Safety Tips

Forecast Tools

HREF

SREF

Mesoanalysis

Observed Soundings

Tornado Environment Browser

Upper-Air Maps

2018 Severe Tstm Watch Summary

Page last modified: July 21 2018 12:17 UTC

Wildfire Climatology (1992-2015)

100 Acres Wildfire Probabilities: 21 Jul

300 Acres Wildfire Probabilities: 21 Jul

1000 Acres Wildfire Probabilities: 21 Jul

5000 Acres Wildfire Probabilities: 21 Jul

More wildfire climatology data here.

Latest SPC Publications

Nauslar, N.J., J.T. Abatzoglou, and P.T. Marsh, 2018: The 2017 North Bay and Southern California Fires: A Case Study. Published in Fire. [4280K PDF]
Karstens, C.D., J. Correia Jr., D.S. LaDue, J. Wolfe, T.C. Meyer, D.R. Harrison, J.L. Cinteneo, K.M. Calhoun, T.M. Smith, A.E. Gerard, and L.P. Rothfusz, 2018: Development of a Human-Machine Mix for Forecasting Severe Convective Events. Published in Weather and Forecasting. [3926K PDF]
Cohen, A.E.^*, R.L. Thompson, S.M. Cavallo, R. Edwards, S.J. Weiss, J.A. Hart, I.L. Jirak, W.F. Bunting, J.W. Rogers^*, S.F. Piltz, A.E. Gerard, A.D. Moore, D.J. Cornish, A.C. Boothe, and J.B. Cohen, 2018: Bridging Operational Meteorology and Academia through Experiential Education: The Storm Prediction Center in the University of Oklahoma Classroom. Published in Bulletin of the AMS. [11263K PDF]
Cohen, A.E.^*, S.M. Cavallo, M.C. Coniglio, and H.E. Brooks, 2017: Evaluation of Multiple Planetary Boundary Layer Parameterization Schemes in Southeastern U.S. Cold Season Severe Weather Environments. Published in Weather and Forecasting. [4533K PDF]
Cook, A.R., L.M. Leslie, D.B. Parsons, and J.T. Schaefer^*, 2017: The Impact of El Nino - Southern Oscillation (ENSO) on Winter and Early Spring U.S. Tornado Outbreaks. Published in J. Clim. Appl. Meteor.. [6970K PDF]
Find more research articles at the SPC publication archive.

Latest SPC Case Archive

Jul 20, 2018	Tornado: 3	Wind: 266	Hail: 137

Tweets by @NWSSPC