Day 1 Areal Outline

Issued: 2026-08-20 01:02 UTC

Summary

There is a marginal risk of severe thunderstorms, including possible tornadoes, wind, and hail, across portions of the southern and central United States on Wednesday. Various regions throughout the day may experience varying levels of severe weather ranging from slight to marginal risk.

Product Text

000 WUUS01 KWNS 200102 PTSDY1 DAY 1 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 0800 PM CDT WED AUG 19 2026 VALID TIME 200100Z - 201200Z PROBABILISTIC OUTLOOK POINTS DAY 1 ... TORNADO ... 0.02 35859010 35949188 36109272 36549328 36949353 37419353 37829326 38139268 38249199 38168863 38038653 37668546 37178523 36568584 36188670 35948800 35818875 35859010 && ... HAIL ... 0.05 35839003 35939185 36109271 36559327 36969336 37349340 39039374 39519364 40549233 40709089 40868923 40768731 40688587 40528433 40128372 39758380 39408393 38878477 38398580 37638643 37318675 36748684 36358708 35958786 35818872 35839003 0.05 39600527 39810483 39840421 39640274 39420136 39000006 38679945 38399890 38209868 37799880 37619931 37480006 37380061 37190124 36510225 35220433 35210464 35520537 36010536 37190572 38460575 39600527 CIG1 38379249 38549182 38569092 38228819 38078746 37788741 37388764 37138882 36889041 36919097 36939164 37229226 37489251 37869262 38199261 38379249 CIG1 37650149 37550277 37540427 38000513 39000510 39610390 39290140 39000048 38729984 38329920 38049931 37869972 37750081 37650149 && ... WIND ... 0.05 31421369 33751305 34491257 34731236 34821209 34851172 34761140 34050932 33620897 32990891 32590908 31730974 30941006 0.05 30709049 32059058 32909011 33638942 33608839 33108739 32388715 31478582 31278467 30988323 30518185 29868137 29408183 29288248 29958383 30258511 30388604 30458649 30348699 30709049 0.05 35520537 36050533 37400579 39670569 40140507 40000418 39590176 38809940 38409880 37899869 37629893 36729969 36390013 35520092 35110213 34820303 35060421 35520537 0.05 38868358 38398339 37488345 36988367 36228435 35608535 35008852 35089014 35209243 36389452 37139446 37959380 38579368 39039392 39599417 40449474 40749477 40999426 41209325 41129214 41029029 41038763 41038575 40798471 40358403 39698372 38868358 0.15 35869015 35949187 36109273 36559329 36949354 37419354 37839327 38139268 38249201 38239125 38178878 38128603 37818495 37118503 36408557 35898625 35768749 35828864 35869015 0.15 31771342 32701279 32991236 33341170 33411109 33211073 32781041 31971044 31181073 30851101 CIG1 31761359 32911322 33681210 33181036 32380981 31740974 30921009 31171218 31761359 && CATEGORICAL OUTLOOK POINTS DAY 1 ... CATEGORICAL ... SLGT 31771342 32701279 33341170 33411109 33211073 32781041 31971044 31181073 31011087 SLGT 37419354 37839327 38139268 38249201 38128603 37818495 37118503 36408557 35898625 35768749 35949187 36109273 36559329 36949354 37419354 MRGL 32909011 33638942 33608839 33108739 32388715 31478582 30988323 30518185 29868137 29408183 29288248 29958383 30258511 30458649 30348699 30709049 32059058 32909011 MRGL 31621363 33751305 34731236 34851172 34050932 33620897 32990891 32590908 31730974 30941006 MRGL 39670569 40140507 39590176 38809940 38409880 38209868 37899869 36729969 36390013 35520092 34820303 35060421 35520537 36010536 37400579 39670569 MRGL 40999426 41209325 41029029 41038575 40798471 40128372 39838378 38868358 38398339 37488345 36988367 36228435 35608535 35008852 35209243 36389452 37139446 37959380 38579368 39599417 40449474 40749477 40999426 TSTM 43416882 43867147 43687279 43077370 42227517 41487693 40767852 39777977 38748082 38068189 35148515 34648690 33428772 32518658 31828552 31718443 31528323 31678252 31928153 33358068 34547918 35297657 35227469 99999999 30931383 34741346 35471275 35551193 35541112 35620963 36590915 37231048 37421144 38371176 39021197 39831179 40521145 40771087 41140981 41330837 41400658 42060542 42080444 41500336 40480234 40400070 40949967 42219983 44200022 46370110 47150319 49820268 99999999 29019246 29069246 29469263 29549265 30269286 31269269 32099236 33069257 33609291 34299361 35109427 35789608 35679799 34960050 32980319 32320460 32020515 31680613 31210714 99999999 49319210 47049194 46159279 45979406 45749558 45189640 44329658 43269611 42079325 41669015 41958645 41898327 42038229 43278062 && THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 90 SSW GBN 15 SSW GBN 20 ESE PHX 55 E PHX 75 N TUS 45 W SAD 30 NNW FHU 35 SW FHU 50 SW FHU THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 15 NW SGF 45 N SGF 40 NW TBN 15 WNW VIH 15 WSW SDF 25 SW LEX 50 W LOZ 40 NW CSV 30 SE BNA 60 S CKV 20 NW BVX 15 WSW FLP 20 NNW HRO 20 SSW SGF 15 NW SGF THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 40 N JAN 40 ENE GWO 0 - CBM 15 ESE TCL 10 WNW SEM 25 WNW DHN 15 NNE VLD 10 W JAX 10 SSW SGJ 30 NE OCF 15 WNW OCF 45 SE TLH 35 N AAF 25 S CEW 15 SE PNS 35 S MCB 35 WSW JAN 40 N JAN THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 90 SE YUM 60 NNW GBN 0 - PRC 20 S FLG 40 ESE SOW 65 NE SAD 45 ENE SAD 35 ESE SAD 20 NNW DUG 45 SSE FHU THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 45 W DEN 20 S FCL 15 NNW GLD 30 W RSL 30 S RSL 45 S RSL 40 N P28 30 N GAG 20 WNW GAG 30 ESE BGD 35 NNE CVS 35 WSW TCC 15 SW LVS 25 NNW LVS 0 - ALS 45 W DEN THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 30 NNW LWD 10 SW OXV 30 SSE MLI 30 W FWA 30 ESE FWA 30 ENE DAY 25 ESE DAY 50 ESE LUK 45 W HTS 0 - JKL 25 ESE LOZ 35 NW TYS 30 SSW CSV 45 SSE MKL 35 NNW LIT 20 SE GMJ 0 - JLN 55 SSW SZL 15 SW SZL 35 WSW CDJ 45 NNE STJ 35 E SDA 30 NNW LWD GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 75 SSW BHB 20 N LCI 15 NE RUT 20 SSW GFL 40 NNW MSV 15 N IPT 35 NNW AOO 10 NE MGW 50 ENE CRW 25 SW CRW 10 NNE CHA 0 - HSV 15 NNW TCL 20 NW MGM 30 E TOI 20 NW ABY 45 NE MGR 30 NNW AYS 25 SW SAV 10 SE OGB 35 SSW FAY 30 ENE EWN 50 E HSE ...CONT... 125 SSE YUM 45 SE IGM 45 SW GCN 30 SSE GCN 40 NNW INW 50 W GUP 55 SSW CEZ 25 SSE U17 35 N PGA 50 NNE BCE 40 SE U24 50 NE U24 35 ESE SLC 35 SSE EVW 50 NNW VEL 40 ESE RKS 40 SE RWL 50 S DGW 15 W TOR 30 SSE BFF 40 W IML 15 NNW MCK 35 S BBW 25 SSE ANW 15 SSE PIR 35 SSW BIS 30 NW DIK 120 NNE ISN ...CONT... 55 SSW 7R4 55 SSW 7R4 35 SW 7R4 35 WSW 7R4 25 ENE LCH 25 WSW ESF 35 SSW MLU 20 SE ELD 25 N ELD 30 WSW HOT 15 SSE FSM 30 SSW TUL 30 NW OKC 40 NNW CDS 20 N HOB 20 W CNM 25 WNW GDP 15 ESE ELP 60 SW ELP ...CONT... 100 N ELO 20 NE DLH 55 SSW DLH 30 N STC 10 SW AXN 10 S VVV 10 E BKX 40 SW OTG 45 NNE DSM 25 NE MLI 10 S BEH 25 S DTW 50 NNW CLE 85 NNW ERI