U.S. Tornado Environment Browser (2003-2011)
NOAA/NWS Storm Prediction Center, Norman, OK
Click on map to display data.




Mode Environment Spatial Plots
Click on images to enlarge


Tornado segment environment data based on data from:

Mode environment data based on data from:

Mode classification based on data from:

Mode classification for tropical cyclone tornadoes based on data from:

RELATIVE FREQUENCY
COUNT PER DECADE



• Box and whisker plots show middle two quartiles in red with respective 25th, 50th, and 75th percentile values.
• The whiskers extend to the 10th and 90th percentile values. Extreme values are noted with black dots.
• An area must have at least 10 cases to produce plots.
• "Cold Season" is defined as the period between Oct 15th and Feb 15th.

Contacts for this resource: Bryan Smith, SPC, or Richard Thompson, SPC
This data browser was developed by John Hart, SPC.

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