Day 3 Areal Outline

Issued: 2026-09-20 07:15 UTC

Summary

A marginal risk of severe thunderstorms is expected for parts of the central and eastern United States on Sunday, September 20, 2026. General thunderstorms are also forecast across a broad area ranging from Arizona through the Midwest and toward the Atlantic coast.

Product Text

000 WUUS03 KWNS 200715 PTSDY3 DAY 3 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 0214 AM CDT SUN SEP 20 2026 VALID TIME 221200Z - 231200Z PROBABILISTIC OUTLOOK POINTS DAY 3 ... ANY SEVERE ... 0.05 32968839 35618490 36708272 37218056 37207979 36697904 35447925 34428030 33668149 33128312 32738478 32648619 32608753 32968839 && CATEGORICAL OUTLOOK POINTS DAY 3 ... CATEGORICAL ... MRGL 35618490 36708272 37218056 37207979 36697904 35447925 34428030 33668149 33128312 32738478 32608753 32968839 35618490 TSTM 30841177 33181125 35581118 38431244 39701321 40641326 41531344 42201343 42921289 43301224 43481130 43511048 43420958 43140822 42710730 40120412 37220166 34679906 34559829 34539723 34769447 35659069 37448566 38158335 38458061 38277789 37897586 37347394 && THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 25 SSE CSV 25 NW TRI 10 NE PSK 15 SE ROA 20 ENE DAN 15 NNE SOP 35 WNW FLO 30 SW CAE 40 NE MCN 15 NNE CSG 35 WNW SEM 45 S CBM 25 SSE CSV GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 100 SSW TUS 50 ESE PHX 40 NE FLG 30 E MLF 35 SSW DPG 35 NNW DPG 65 NNE ENV 30 SE BYI 15 W PIH 15 SSW IDA 30 WSW JAC 15 ESE JAC 65 NNE BPI 15 ENE RIW 45 WSW CPR 45 ENE DEN 20 NE EHA 10 E LTS 10 SE FSI 20 NW ADM 20 SSE RKR 15 S JBR 50 S SDF 40 N JKL 50 NNW SSU 30 ENE CHO 20 W WAL 95 ESE WAL