Day 1 Areal Outline

Issued: 2026-09-18 19:43 UTC

Summary

There is a marginal risk of severe thunderstorms, including possible tornadoes, hail, and wind, across parts of the central and southern United States through Friday evening. General thunderstorms are also expected across much of the eastern and central U.S. throughout the day.

Product Text

000 WUUS01 KWNS 181943 PTSDY1 DAY 1 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 0241 PM CDT FRI SEP 18 2026 VALID TIME 182000Z - 191200Z PROBABILISTIC OUTLOOK POINTS DAY 1 ... TORNADO ... && ... HAIL ... 0.05 42971076 42411041 41680978 40860922 40410925 40120974 39681071 39601160 39691274 40171351 40761370 41601343 42241324 42841326 43841374 44491363 45041295 45231196 44331105 43781087 42971076 0.05 42859592 43609501 44129392 44269250 44039162 43369138 42869169 42479257 42229342 41929443 41919536 42139598 42859592 && ... WIND ... 0.05 45231207 44251039 42650910 41660882 40630900 40300922 39910998 39691052 39481148 39481221 39601286 39841340 40331378 40961384 41981342 42871327 43821373 44501364 45041295 45231207 0.05 33358375 33468467 33648495 33928514 34208503 34458479 34808414 35558236 36168090 36518006 36797922 36747855 36517835 36007810 35357819 34847872 34038010 33398218 33358375 0.05 39320344 39890315 40710258 41070163 41100094 41010051 40630006 40320000 39830003 38690144 38590268 38810325 39320344 0.05 42719127 42149347 41869451 41919540 42109606 42689620 43349531 43609408 43839320 43899213 43679155 43329119 42719127 && CATEGORICAL OUTLOOK POINTS DAY 1 ... CATEGORICAL ... MRGL 34208503 34458479 34808414 36518006 36797922 36747855 36517835 36007810 35357819 34847872 34038010 33398218 33358375 33468467 33648495 33928514 34208503 MRGL 39890315 40710258 41070163 41100094 41010051 40630006 39830003 38690144 38590268 38810325 39320344 39890315 MRGL 41981342 42861327 43841374 44501364 45041295 45231207 45231196 44251039 42650910 41660882 40630900 40300922 39691052 39481148 39481221 39601286 39841340 40331378 40961384 41981342 MRGL 43609501 44129392 44269250 44039162 43589146 43329119 42719127 41869451 41919540 42109606 42689620 43609501 TSTM 30981027 32281139 33391180 34381215 34831241 35431314 35721384 36071430 36461460 37471489 38601513 39591571 40461654 40791710 41611825 43141916 44441950 45111939 46351783 47441616 48031527 48601376 48591299 48351150 48271006 48270856 48490680 48770598 49080539 49460524 99999999 32807871 32758047 32668206 32598330 32578461 32528586 32458665 32518796 32828871 33348898 33848880 34528804 35138741 35578721 35928731 36348792 36598879 36569008 36559165 36609280 36709348 36889385 37429406 38109406 38779398 39109436 39269497 39039626 38689823 38529935 38270056 37910139 37520221 37190252 36820258 36300238 35930210 35390197 34840188 34150201 33530230 32660265 31880294 31140313 30770312 30460299 30060254 29970126 29809935 29539754 29299595 29119498 28989442 28789393 99999999 49389751 48849913 48330062 47790179 47330236 46950249 46150233 45230209 44140183 43720153 43470110 43429971 44029765 44539646 45269458 45609250 45628988 45298810 44298567 43538463 42468397 41568381 40828400 39988456 39758463 39358448 39108421 38958373 38658232 38578152 38537958 38267794 37477554 37347522 99999999 29058499 29798373 30268213 30398121 30418063 && THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 15 SE RMG 25 ENE RMG 70 S TYS 30 NNW GSO 15 NNE DAN 30 W AVC 20 SW AVC 15 NW RWI 15 WSW GSB 15 SE FAY 25 WSW FLO 10 W AGS 45 N MCN 20 SW ATL 30 W ATL 30 S RMG 15 SE RMG THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 20 S AKO 35 SE SNY 40 N IML 15 W LBF 10 SE LBF 40 NE MCK 35 NNW HLC 50 SSE GLD 35 N LAA 40 SE LIC 15 ENE LIC 20 S AKO THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 45 SSE BYI 35 NE BYI 35 NE SUN 45 SSE SMN 25 SW DLN 25 E DLN 30 E DLN 50 NNE JAC 20 WSW LND 15 ENE RKS 30 ENE VEL 20 ESE VEL 15 ENE PUC 40 WSW PUC 20 ENE U24 25 NW U24 35 SW DPG 30 SSE ENV 20 NNE ENV 45 SSE BYI THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 30 NNE SPW 0 - MKT 25 N RST 20 WNW LSE 25 SSW LSE 40 S LSE 35 NW DBQ 50 SSW FOD 0 - DNS 25 NNE TQE 20 NNE SUX 30 NNE SPW GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 40 S FHU 30 WNW TUS 15 ESE PHX 25 SE PRC 10 N PRC 45 ENE IGM 35 N IGM 45 E LAS 40 NE LAS 25 WSW P38 50 SSW ELY 15 ENE P68 20 ESE BAM 20 NW BAM 55 NNW WMC 35 SSW BNO 65 NNW BNO 50 SW PDT 30 NE ALW 40 WSW 3TH 30 N 3TH 30 NE GPI 30 W CTB 60 N GTF 25 SW HVR 60 ESE HVR 20 NNW GGW 50 NNW OLF 70 N OLF 95 N OLF ...CONT... 60 SSE CRE 30 WSW CHS 35 NNE VDI 20 ESE MCN 20 E CSG 25 WSW AUO 20 NW MGM 55 SSW TCL 35 N MEI 35 WSW CBM 25 NW CBM 30 WSW MSL 30 NNE MSL 50 SW BNA 40 WSW BNA 35 SW HOP 35 S PAH 25 SE POF 20 SE UNO 30 NE HRO 25 ESE UMN 0 - UMN 30 NE JLN 50 SSW SZL 25 W SZL 15 E MKC 0 - FLV 25 ESE MHK 30 WSW SLN 35 SW RSL 25 NNE GCK 35 W GCK 30 NE SPD 10 SE SPD 30 S SPD 20 NNE DHT 25 ESE DHT 20 NW AMA 30 SSW AMA 15 W PVW 30 WSW LBB 35 E HOB 15 ENE INK 20 NW FST 15 SW FST 30 S FST 20 W 6R6 45 NNW DRT 35 NNW HDO 30 ESE BAZ 30 WNW LBX 20 SW GLS 30 SE GLS 60 SE GLS ...CONT... 50 NNW HCO 50 N DVL 30 E MOT 20 WNW N60 40 NNE DIK 20 NE DIK 15 NNW Y22 50 S Y22 15 WNW PHP 25 S PHP 45 SSE PHP 30 SW 9V9 25 NE MHE 25 NE BKX 35 SW STC 60 NE MSP 20 W RHI 35 S IMT 30 S TVC 30 W MBS 20 NW ARB 0 - TOL 20 SW FDY 20 WNW DAY 25 WSW DAY 20 N LUK 10 E LUK 40 ESE LUK 25 NNE HTS 15 NNE CRW 30 SSE EKN 30 ENE CHO 30 S WAL 45 SSE WAL ...CONT... 45 S AAF 40 WNW CTY 30 WSW JAX 30 NNE SGJ 50 NE SGJ