NOAA/NWS Storm Prediction Center
Source: https://www.spc.noaa.gov
Archived: 2026-04-23 15:20
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An Enhanced Risk of Severe Thunderstorms is Forecast Today and/or Tonight
Severe thunderstorms are expected to develop this afternoon and evening from the southern and central Plains into the lower to mid Missouri Valley, and upper Mississippi Valley. Tornadoes, large hail and severe wind gusts will be possible.
For additional details, see the latest
Day 1 Convective Outlook
.
Critical
fire weather conditions are forecast today. See
details
...
Overview
Conv. Outlook
Watches
MDs
Storm Reports
Mesoanalysis
Fire
Hazards
Hazard
Thu (04/23)
Fri (04/24)
Sat (04/25)
Sun (04/26)
Mon (04/27)
Tue (04/28)
Wed (04/29)
Thu (04/30)
Severe
Enhanced
Slight
Enhanced
Severe
Severe
No Area
No Area
No Area
Fire
Critical
Elevated
No Area
Critical
No Area
No Area
No Area
No Area
All Products
Watches
MDs
Outlooks
Fire
Severe Weather Climatology (1994-2024)
Any Severe Probabilities: 23
Apr
Sig Severe Probabilities: 23
Apr
Tornado Probabilities: 23
Apr
Damaging Wind Probabilities: 23
Apr
Severe Hail Probabilities: 23
Apr
Significant Tornado Probabilities: 23
Apr
Significant Wind Probabilities: 23
Apr
Significant Hail Probabilities: 23
Apr
More climatology data
here
.
2026 Tornado Watch Summary
Page last modified: April 23 2026 12:27 UTC
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
2026 Severe Thunderstorm Watch Summary
Page last modified: April 23 2026 12:27 UTC
Wildfire Climatology (1992-2020)
100 Acres Wildfire Probabilities: 23
Apr
300 Acres Wildfire Probabilities: 23
Apr
1000 Acres Wildfire Probabilities: 23
Apr
5000 Acres Wildfire Probabilities: 23
Apr
More climatology data
here
.
Latest SPC Publications
Lyons, A. D., R. L. Thompson, B. T. Smith, H. G. Weinman, and A. R. Dean, 2026:
Convective Mode Classification and Distribution of Contiguous U.S. Tornado Events from 2003 to 2023
. Published in
Wea. Forecasting
. [19600 PDF]
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
Apr 22, 2026
Tornado: 3
Wind: 57
Hail: 18
X Posts by NWSSPC
NOAA
/
National Weather Service
National Centers for Environmental Prediction
Storm Prediction Center
120 David L. Boren Blvd.
Norman, OK 73072 U.S.A.
spc.feedback@noaa.gov
Page last modified: April 23 2026 05:12 UTC
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities
Current time (in
UTC/GMT/Zulu
):
JavaScript Must Be Enabled.
Feedback
Mobile
About Us
Organization
Site Map
HOME
Home Page
Classic Home Page
NEWS
NWS News
NCEP News
SPC News
SPC PRODUCTS
All Forecasts
Severe Thunderstorm/Tornado Watches
Mesoscale Discussions
Convective Outlooks
Thunderstorm Outlook
Fire Weather Outlooks
Product Overview
Experimental Products
Products in GIS File Formats
RSS Feeds
Email Alerts
WEATHER INFO
Storm Reports
Storm Reports Prototype
Storm Report Trends
Hazards Climatology
Yearly Summaries
Product Archive
Watch/Warning Map
National RADAR
NOAA Weather Radio
FORECAST TOOLS
Mesoanalysis
Observed Sounding Analysis
Sounding Climatology
Hazards Climatology
Upper-Air Maps
HREF
HRRR Browser
SREF
SREF Plumes
Compmap
RESEARCH
Publications
Severe Thunderstorm Event Archive
Tornado Environment Browser
Violent Tornado Outbreaks
SPC-NSSL Hazardous Weather Testbed
OUTREACH
About
FAQ
WCM Page
About Tornadoes
About Derechos
Severe Weather Safety
Enhanced Fujita Scale
Video Lecture Series
History
NOAA Communications
Staff Listing
Public Tours
NWS/NCEP
National Weather Service (NWS)
National Centers for Environmental Prediction (NCEP)
Aviation Weather Center (AWC)
Climate Prediction Center (CPC)
Environmental Modeling Center (EMC)
NCEP Central Operations (NCO)
National Hurricane Center (NHC)
Ocean Prediction Center (OPC)
Space Weather Prediction Center (SWPC)
Weather Prediction Center (WPC)
An Enhanced Risk of Severe Thunderstorms is Forecast Today and/or Tonight
Severe thunderstorms are expected to develop this afternoon and evening from the southern and central Plains into the lower to mid Missouri Valley, and upper Mississippi Valley. Tornadoes, large hail and severe wind gusts will be possible.
For additional details, see the latest
Day 1 Convective Outlook
.
Critical
fire weather conditions are forecast today. See
details
...
Overview
Conv. Outlook
Watches
MDs
Storm Reports
Mesoanalysis
Fire
Hazards
Hazard
Thu (04/23)
Fri (04/24)
Sat (04/25)
Sun (04/26)
Mon (04/27)
Tue (04/28)
Wed (04/29)
Thu (04/30)
Severe
Enhanced
Slight
Enhanced
Severe
Severe
No Area
No Area
No Area
Fire
Critical
Elevated
No Area
Critical
No Area
No Area
No Area
No Area
All Products
Watches
MDs
Outlooks
Fire
Severe Weather Climatology (1994-2024)
Any Severe Probabilities: 23
Apr
Sig Severe Probabilities: 23
Apr
Tornado Probabilities: 23
Apr
Damaging Wind Probabilities: 23
Apr
Severe Hail Probabilities: 23
Apr
Significant Tornado Probabilities: 23
Apr
Significant Wind Probabilities: 23
Apr
Significant Hail Probabilities: 23
Apr
More climatology data
here
.
2026 Tornado Watch Summary
Page last modified: April 23 2026 12:27 UTC
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
2026 Severe Thunderstorm Watch Summary
Page last modified: April 23 2026 12:27 UTC
Wildfire Climatology (1992-2020)
100 Acres Wildfire Probabilities: 23
Apr
300 Acres Wildfire Probabilities: 23
Apr
1000 Acres Wildfire Probabilities: 23
Apr
5000 Acres Wildfire Probabilities: 23
Apr
More climatology data
here
.
Latest SPC Publications
Lyons, A. D., R. L. Thompson, B. T. Smith, H. G. Weinman, and A. R. Dean, 2026:
Convective Mode Classification and Distribution of Contiguous U.S. Tornado Events from 2003 to 2023
. Published in
Wea. Forecasting
. [19600 PDF]
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
Apr 22, 2026
Tornado: 3
Wind: 57
Hail: 18
X Posts by NWSSPC
NOAA
/
National Weather Service
National Centers for Environmental Prediction
Storm Prediction Center
120 David L. Boren Blvd.
Norman, OK 73072 U.S.A.
spc.feedback@noaa.gov
Page last modified: April 23 2026 05:12 UTC
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities