SPC - No MDs are in effect as of Thu Sep 17 01:01:01 UTC 2026
No Mesoscale Discussions are in effect as of Thu Sep 17 01:01:01 UTC 2026.
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SPC Sep 17, 2026 0100 UTC Day 1 Convective Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0750 PM CDT Wed Sep 16 2026 Valid 170100Z - 171200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE OHIO VALLEY AND IN NORTH-CENTRAL UTAH... ...SUMMARY... Isolated strong to severe thunderstorm...
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Atlantic Tropical Weather Outlook
000 ABNT20 KNHC 162329 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 PM EDT Wed Sep 16 2026 For the North Atlantic...Caribbean Sea and the Gulf of America: Central Subtropical Atlantic (AL98): A small area of low pressure located several hundred miles ...
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Eastern North Pacific Tropical Weather Outlook
503 ABPZ20 KNHC 162328 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 500 PM PDT Wed Sep 16 2026 For the eastern and central North Pacific east of 180 longitude: Southwest of Southwestern Mexico: An area of low pressure is likely to form well offshore of so...
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SPC Day 3-8 Fire Weather Outlook
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0446 PM CDT Wed Sep 16 2026 Valid 181200Z - 241200Z ...Synopsis... A weakening upper-level low will slowly progress eastward into the central High Plains by early next week bringing precipitation to much of the no...
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SPC MD 2303
Mesoscale Discussion 2303 NWS Storm Prediction Center Norman OK 0353 PM CDT Wed Sep 16 2026 Areas affected...portions of northeastern Utah Concerning...Severe potential...Watch unlikely Valid 162053Z - 162300Z Probability of Watch Issuance...20 percent SUMMARY...Isolated to widel...
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SPC MD 2302
Mesoscale Discussion 2302 NWS Storm Prediction Center Norman OK 0246 PM CDT Wed Sep 16 2026 Areas affected...east-central Indiana into central Ohio Concerning...Severe potential...Watch unlikely Valid 161946Z - 162145Z Probability of Watch Issuance...5 percent SUMMARY...Isolated ...