Thunderstorms & Tornadoes


Unless otherwise noted, the real-time data on this page are provided in the public domain by NOAA, the National Weather Service, the Storm Prediction Center, and the Weather Prediction Center. The images below are clickable, and you will be directed to a larger or animated version of the image or to the original source for more information.

Disclaimer: The information provided in this page is for general situational awareness and amateur forecasting purposes only and should not supersede the information provided by local officials during life-or-death situations. Reload this page for the latest updates.





QUICK LINKS: Situational Awareness | Satellite & Radar Reconnaissance | Surface Observations | Upper-Air Soundings |
Kinematic & Dynamical Analyses | Derived Severe Weather Parameters | Numerical Model Guidance




Situational Awareness


San Diego

Phoenix

Denver

Dallas

Chicago

Atlanta

New York

GMT/UTC


For current WARNINGS issued by local National Weather Service offices, please refer to the All U.S. Hazards page.

Current Severe Weather Outlook & Watches


Regions encircled in colored arrows depict the SPC outlook and risk for typical thunderstorms (possible in brown) and severe thunderstorms (slight risk in green, moderate risk in red, and high risk in pink). Jagged boxes outline
Severe Thunderstorm Watches in blue and Tornado Watches in red.

Latest CONUS IR Satellite & Surface Analysis


Loop this IR satellite analysis: Click here
 
 
 

Current SPC Mesoscale Convective Discussions

Today’s Tornado, Wind, and Hail Reports



 

Today (Day 1)
Severe Weather Risk


 
 

Tornado Probabilities


“Probability of a tornado within 25 miles of a point. Hatched Area: 10% or greater probability of EF2 – EF5 tornadoes within 25 miles of a point.”

Severe Wind Probabilities


“Probability of damaging thunderstorm winds or wind gusts of 50 knots or higher within 25 miles of a point. Hatched Area: 10% or greater probability of wind gusts 65 knots or greater within 25 miles of a point.”

Severe Hail Probabilities


“Probability of one inch diameter hail or larger within 25 miles of a point. Hatched Area: 10% or greater probability of two inch diameter hail or larger within 25 miles of a point.”

More information on these convective outlook products: SPC Probabilistic Outlook Information



 

Tomorrow (Day 2)
Severe Weather Risk


 
 

Severe Weather Probabilities


“Probability of severe weather within 25 miles of a point. Hatched Area: 10% or greater probability of significant severe weather within 25 miles of a point.”

More information on these convective outlook products: SPC Probabilistic Outlook Information



 

Day After Tomorrow (Day 3)
Severe Weather Risk


 
 

Severe Weather Probabilities


“Probability of severe weather within 25 miles of a point. Hatched Area: 10% or greater probability of significant severe weather within 25 miles of a point.”

More information on these convective outlook products: SPC Probabilistic Outlook Information



 

Extended Period (Day 4-8)
Severe Weather Risk

Day 3-7 WPC Surface Analyses

More information on these convective outlook products: SPC Probabilistic Outlook Information




Satellite & Radar Reconnaissance

CONUS Water Vapor


Loop: 8 frames | 16 frames | 24 frames

CONUS Infrared


Loop: 8 frames | 16 frames | 24 frames

CONUS Visible


Loop: 8 frames | 16 frames | 24 frames

CONUS satellite channels courtesy of Penn State e-Wall.
 

Other Satellite Sources

Interactive GOES satellite imagery: NASA Earth Science Office
High-resolution regional visible satellite sectors: College of DuPage NEXLAB
University of Wisconsin-Madison: Space Science and Engineering Center
 

CONUS Radar Reflectivity Mosaic

Click for extra-large version of animation. Click again on the extra-large map to zoom into a local radar.




Surface Observations

 

CONUS Surface Station Plots

CONUS Surface Analysis

More surface analyses are available from WPC Surface Analyses.




Upper-Air Soundings

 

Radiosonde Soundings — Great Plains Region

Courtesy of Oklahoma Weather Lab.

Midland, TX

Amarillo, TX

Dodge City, KS

North Platte, NE

Rapid City, SD

Ft. Worth, TX

Norman, OK

Topeka, KS

Omaha, NE

Aberdeen, SD

Radiosonde Soundings — U.S. Region

Click on station name in map below for sounding. Courtesy of Oklahoma Weather Lab.
More soundings are available from the Storm Prediction Center.

Sounding Map Loading...
Springfield, MO Spokane, WA Great Falls, MT Quillayute, WA Salem, OR Medford, OR Oakland, CA Boise, ID Elko, NV Desert Rock, NV Reno, NV Tucson, AZ Flagstaff, AZ Salt Lake City, UT Riverton, WY Glasgow, MT Grand Junction, CO Albuquerque, NM El Paso, TX Aberdeen, SD Bismark, ND North Platte, NE Denver, CO Dodge City, KS Amarillo, TX Midland/Odessa, TX Del Rio, TX Brownsville, TX Corpus Christi, TX Ft. Worth/Dallas, TX Lamont, OK Norman, OK Topeka, KS Omaha, NE Minneapolis, MN International Falls, MN Green Bay, WI Shreveport, LA Davenport, IA Jackson, MS Birmingham, AL Little Rock, AR Lincoln, IL Wilmington, OH Detroit, MI Gaylord, MI Buffalo, NY Key West, FL Miami, FL Peachtree City, GA Jacksonville, FL Tallahassee, FL Tampa Bay, FL Cape Canaveral, FL Charleston, SC Newport/Morehead City, NC Blacksburg, VA Greensboro, NC Wallops Island, VA Sterling, VA Aberdeen, MD Pittsburgh, PA Albany, NY Caribou, ME Chatham, MA Upton, NY Portland, ME Nashville, TN San Diego, CA Ft. Sill, OK Baltimore, MD Slidell, LA Lake Charles, LA Edwards AFB, CA Vandenberg AFB, CA Rapid City, SD Adrian, MI Lihue, HI Hilo, HI Barrow, AK Kotzebue, AK Fairbanks, AK Nome, AK McGrath, AK Anchorage, AK Bethel, AK King Salmon, AK St. Paul Island, AK Cold Bay, AK Shemya, AK Kodiak, AK Yakutat, AK Annette, AK World Soundings

 
 

GOES Satellite-Derived Soundings

Click on station name in map below for sounding. Courtesy of NOAA/NESDIS.
U.S. Map of GOES Sounding Locations

More GOES satellite-derived soundings across the NE Pacific, CONUS, and NW Atlantic: NOAA/NESDIS GOES Soundings




Kinematic & Dynamical Analyses

 

MSLP, Surface Winds, Temperature, Dewpoint

2-hr surface pressure tendency

 

850 mb heights, temperature, dewpoint, wind

850 mb heights, temp, temp advection, wind

 

700 mb heights, temperature, 700-500 mb RH, wind

700 mb Petterssen Frotogenesis, wind

 

500 mb heights, temperature, wind

500 mb heights, 12-hr 500 mb height tendency, wind

 

300 mb heights, divergence, wind

700-400 mb vorticity, differential vort advection

More mesoscale analysis products for different regions: SPC Mesoanalysis Page




Derived Severe Weather Parameters

 

Surface-Based CAPE, Surface-Based CIN

100-mb MLCAPE, MLCIN

 

0-3 km lapse rates

700-500 mb lapse rates

 

Effective Bulk Shear

Effective SRH & Inflow Base, storm motion

 

Supercell Composite Parameter, storm motion

Significant Tornado Parameter, MLCIN

More mesoscale analysis products for different regions: SPC Mesoanalysis Page




Numerical Model Guidance

 

GFS Surface Pressure, Thickness

NAM Surface Pressure, Thickness

 

GFS 850 mb Heights, Wind, Temperature

NAM 850 mb Heights, Wind, Temperature

 

GFS 700 mb Heights, Wind, Vertical Velocity

NAM 700 mb Heights, Wind, Vertical Velocity

 

GFS 500 mb Heights, Wind, Absolute Vorticity

NAM 500 mb Heights, Wind, Absolute Vorticity

 

GFS 300 mb Heights, Wind, Wind Speed

NAM 300 mb Heights, Wind, Wind Speed

GFS and NAM model output loops are courtesy of UNISYS.

 

Operational Models

Oklahoma Weather Lab
TwisterData.com
NOAA Rapid Refresh (RAP)
NCEP Model Analysis & Guidance

 

Experimental Models

SPC Short-Range Ensemble Forecasts
NOAA High-Resolution Rapid Refresh (HRRR)
NSSL Realtime WRF