Day 2 Areal Outline

Issued: 2026-08-18 05:48 UTC

Summary

Severe thunderstorms capable of producing tornadoes, large hail, and damaging winds are expected across parts of the central and southern United States on Tuesday, August 18. Risk levels range from marginal to slight for several areas, including portions of the Great Plains and the Midwest.

Product Text

000 WUUS02 KWNS 180548 PTSDY2 DAY 2 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 1246 AM CDT TUE AUG 18 2026 VALID TIME 191200Z - 201200Z PROBABILISTIC OUTLOOK POINTS DAY 2 ... TORNADO ... 0.02 37979107 38058797 37588760 37198768 36948791 36338848 36078905 35959096 36199227 36649329 37449319 37979107 && ... HAIL ... 0.05 40180492 41520400 43050293 44110210 46300064 47169926 47289798 46269700 45469679 43279664 42109618 41319554 39529127 38908916 38788720 38948631 38638579 37988603 34198863 33578913 33468990 33919236 35479518 36909672 36890156 36510301 36020374 35810450 36940493 38270538 38580541 39070535 40180492 && ... WIND ... 0.05 40180492 41520400 43050293 44110210 46300064 47139926 47229797 46269700 45259687 43749667 42459641 41319554 39599138 38898905 38818719 38918632 38678582 37958604 36318723 35018811 34268852 33578913 33468990 33919236 35479518 36879658 36900153 36460297 36000374 35830453 36660488 37440523 38000530 38400548 39120540 40180492 0.15 37269352 37479319 38209137 38368918 38398775 37948716 36988783 36058864 35778941 35669024 35549294 35789336 36279367 36559379 37269352 && CATEGORICAL OUTLOOK POINTS DAY 2 ... CATEGORICAL ... SLGT 37269352 37479319 38209137 38398775 37948716 36988783 36058864 35778941 35669024 35549294 35789336 36559379 37269352 MRGL 39120540 40180492 43050293 44110210 46300064 47169926 47289798 46269700 45469679 43779667 42939651 42209622 41319554 39599138 38898906 38818719 38948631 38638579 37958604 34268852 33578913 33468990 33919236 35479518 36879669 36890156 36460297 36000374 35810450 37440523 38000530 38400548 39120540 TSTM 31241298 32061222 32601138 33341157 34361264 35331284 35721238 35851168 35960985 36300820 36890802 37690855 39440856 39860959 39951072 40381125 41191132 41720987 41460857 41710725 42250623 43970513 45480437 47740159 48399970 48589829 47689700 46539451 45269281 44329200 42909293 41919247 41319207 40869010 41458681 42268360 43358157 99999999 46826721 44767077 40957652 37368229 35358500 34718571 33938603 33308604 32248509 31538377 31618311 31858269 32728252 33608124 34547957 35097858 36187660 36807460 99999999 28869246 30299288 32359232 33399364 35029683 34990057 33790411 32930680 32430776 31600840 30860860 && THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 10 WNW SGF 20 NNE SGF 20 ENE VIH 30 NNW EVV 15 N OWB 30 NW HOP 35 NNE MKL 15 S DYR 25 ESE JBR 20 NNE RUE 35 SSW HRO 25 SSE UMN 10 WNW SGF THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 40 WNW COS 20 SSE FCL 15 NNE CDR 25 W PHP 35 S BIS 30 WNW JMS 40 NE JMS 45 S FAR 20 WNW VVV 15 NNE FSD 35 N SUX 15 SSE SUX 20 E OMA 25 SSW UIN 15 NNW SLO 45 S HUF 20 SE BMG 30 N SDF 25 SW SDF 15 E TUP 40 W CBM 10 ESE GWO 30 SW PBF 15 SE MKO 25 ENE PNC 15 NNW GUY 10 E CAO 45 SW CAO 40 ENE LVS 35 E ALS 50 NE ALS 50 SW COS 40 WNW COS GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 120 S GBN 65 SSE GBN 40 NW TUS 25 ESE PHX 25 SSW PRC 55 NNW PRC 20 SW GCN 25 ESE GCN 65 WNW GUP 30 S FMN 15 NE FMN 30 N CEZ 25 N GJT 40 S VEL 25 N PUC 45 SE SLC 15 WSW EVW 40 WNW RKS 30 ESE RKS 0 - RWL 45 SSE CPR 35 SE GCC 40 W 2WX 10 NW N60 40 WNW DVL 45 NE DVL 20 SSE GFK 20 WNW BRD 35 NE MSP 35 NE RST 25 SE MCW 45 S ALO 25 NE OTM 25 WNW PIA 10 E VPZ 10 ENE ARB 80 NE MTC ...CONT... 40 E CAR 20 ENE BML 30 SE IPT 60 N TRI 25 NNE CHA 35 SW CHA 0 - GAD 20 SSW ANB 20 SSW CSG 25 E ABY 50 WNW AYS 30 SW VDI 40 NNW VDI 25 SSW CAE 25 NNE FLO 20 ENE FAY 25 WSW ECG 90 SSE WAL ...CONT... 65 SSW 7R4 25 ENE LCH 20 SW MLU 20 E TXK 50 S CQB 40 NNW CDS 40 NE ROW 35 SE TCS 15 N DMN 60 SW DMN 75 SE DUG