Experimental Analog-Based Severe Probability Guidance
GEFS Run: 20261008/0000F096    Valid: 20261012/0000
20261024/0000 · 20261023/0000 · 20261022/0000 · 20261021/0000 · 20261020/0000 · 20261019/0000 · 20261018/0000 · 20261017/0000 · 20261016/0000
   All Severe  ·  Wind  ·  Hail  ·  Tornado
 Filled Contours      Pixels and Contours    
Threat Guidance for 20261008/0000 Run
Probability of Severe:
Climatological Frequency of Severe:
Significant Atmospheric Fields
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Top 5 Most Similar Analogs
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Measures of Confidence for Prob. of Severe
Percentage of Top 100 with Severe:
Brier Skill Score:
Area Under Receiver Op. Characteristic Curve:
Day 1 (F024) Day 2 (F048) Day 3 (F072) Day 4 (F096) Day 5 (F120) Day 6 (F144) Day 7 (F168) Day 8 (F192)
09 Oct 2026 10 Oct 2026 11 Oct 2026 12 Oct 2026 13 Oct 2026 14 Oct 2026 15 Oct 2026 16 Oct 2026

Clicking on the map will update the values displayed in the table on the right side of the GUI.

For more information about the new Analog-Based Severe Probability Guidance, click here.

Please send feedback and suggestions to slu[dot]cips[at]gmail[dot]com.





Last updated: 14:21 GMT 1 July 2026 · Cooperative Institute for Precipitation Systems · Saint Louis University · slu[dot]cips[at]gmail[dot]com