Day 3 Areal Outline

Issued: 2026-09-20 18:17 UTC

Summary

Marginal severe thunderstorms are possible for parts of the Tennessee Valley and surrounding areas through Monday. General thunderstorms are expected across much of the central and eastern United States.

Product Text

000 WUUS03 KWNS 201817 PTSDY3 DAY 3 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 0116 PM CDT SUN SEP 20 2026 VALID TIME 221200Z - 231200Z PROBABILISTIC OUTLOOK POINTS DAY 3 ... ANY SEVERE ... 0.05 35758382 35658329 35338283 35168268 34748257 34368262 33788306 33268365 32958436 32628558 32388875 32668915 33078906 33418869 35448487 35758382 && CATEGORICAL OUTLOOK POINTS DAY 3 ... CATEGORICAL ... MRGL 33078906 33418869 35448487 35758382 35658329 35168268 34748257 34368262 33788306 33268365 32958436 32628558 32388875 32668915 33078906 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 55 NNW MEI 20 SW CBM 35 NNE CHA 10 ESE TYS 30 WSW HSS 20 SSW AVL 20 NNE AND 10 SSE AND 20 SE AHN 40 N MCN 45 S ATL 10 W AUO 0 - MEI 35 NW MEI 55 NNW MEI 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