Day 1 Areal Outline

Issued: 2026-08-12 00:50 UTC

Summary

Severe thunderstorms with risks of tornadoes, large hail, and damaging winds are expected across portions of the central and southern United States on Tuesday. Affected areas range from the Midwest and Plains through the Deep South, with slight to marginal risks for severe weather occurring throughout the day.

Product Text

000 WUUS01 KWNS 120050 PTSDY1 DAY 1 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 0748 PM CDT TUE AUG 11 2026 VALID TIME 120100Z - 121200Z PROBABILISTIC OUTLOOK POINTS DAY 1 ... TORNADO ... 0.02 43200264 43530347 43840384 45490398 45730358 45750293 45360234 44420150 43780133 43230195 43200264 && ... HAIL ... 0.05 44419710 44189676 43609394 43119110 42358759 41858662 41128551 40608513 39948494 39598520 39648606 39998756 40328938 40389089 40479215 41199686 41279899 41650130 42450263 43140393 44220392 45910385 46980320 47660242 47949995 47539836 47109738 46509610 45239717 44419710 0.15 46839779 46149760 45699815 45019927 44309923 43059848 42589882 42259948 42130139 42490226 43800382 44910382 45640358 47000306 47170169 47139935 46839779 CIG1 45910387 46950319 47040284 46970218 46800160 46390118 45820095 44090117 42860040 42310062 42220144 42450210 43130347 43580394 45910387 && ... WIND ... 0.05 31368010 33768380 34878625 36308675 37078712 38898967 39959160 40639357 40949510 41139703 41259873 41480006 41660138 43160400 45870401 46790373 47410280 47560127 47069738 46549544 45769580 45029705 44459708 43699411 43659273 42608773 41108541 39278368 38618310 37778279 37308246 37128188 37338096 37418039 37457965 37277917 36927891 36227871 35767803 35117670 34587515 0.15 36638464 37248564 37888663 38188708 40298928 40999018 41689040 42169002 42268919 41958784 40748588 39248390 38698347 37558322 37128295 36888256 36878193 37098125 37258049 37327971 37077943 36457936 35948009 35828092 35678241 35828303 36638464 0.15 42640248 43200304 44010342 45490361 46100352 46610313 47150173 46729908 45939862 45019927 44559906 43919687 42689393 42279351 41639417 41509520 41689680 42150045 42130140 42640248 CIG1 45390327 44790050 44329820 43329527 42529352 42099348 41859363 41539431 41529463 41889639 42690069 42920144 43600325 44070349 45090355 45390327 && CATEGORICAL OUTLOOK POINTS DAY 1 ... CATEGORICAL ... SLGT 42169002 42268919 41958784 40748588 39248390 38698347 37558322 37128295 36888256 36878193 37258049 37327971 37077943 36457936 35948009 35678241 35828303 36638464 38188708 40298928 40999018 41689040 42169002 SLGT 44910382 45600359 46100352 46400329 47000306 47170169 47139935 46839779 46149760 45699815 45019927 44559906 43919687 42689393 42279351 41639417 41509520 42150045 42130140 42640248 43800382 44910382 MRGL 31568041 33768380 34878625 36308675 37078712 38898967 39959160 40639357 40869472 41279899 41660138 43160400 45870401 46790373 47660242 47949995 47539836 47019718 46549544 45769580 45029705 44459708 43699411 43659273 42608773 41108541 38618310 37778279 37308246 37128188 37338096 37457965 37277917 36927891 36227871 35767803 35117670 34647534 TSTM 25798315 26428240 27738165 29138160 29728241 30218394 30728720 32218805 35268925 36439077 37839311 38389498 38419674 38129926 37710052 37330172 36650291 35050450 34760465 33180538 31990474 31750416 32010267 31720192 30880179 29780204 28760253 99999999 29159395 29919312 30129159 29669001 28298921 99999999 49669947 49059742 47729546 46739431 46109358 45929299 45989237 46249130 46499020 46628779 46468592 45798409 45248305 44178171 99999999 43178003 42667706 41927270 41597114 40966953 99999999 31991700 33741781 34051813 34621926 34851959 35401980 36821983 37602002 38382016 39422010 40541852 41291640 41831513 42351385 42641187 42521061 41930973 41680831 41690603 41710482 42470424 44200526 45190575 46130604 46620625 47050680 47640846 47920971 48411243 48571341 48911576 49231692 49751796 && THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 40 ESE DBQ 0 - RFD 55 S RAC 40 NW MIE 30 ENE LUK 55 WNW HTS 10 E JKL 35 SE JKL 30 NNW TRI 40 NE TRI 15 NE PSK 15 E ROA 20 SW LYH 10 SSW DAN 15 SW GSO 20 NNE AVL 15 WSW HSS 45 SW LOZ 30 N OWB 25 WSW BMI 35 SSE MLI 15 NNE MLI 40 ESE DBQ THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 50 SSW 2WX 0 - 2WX 35 N 2WX 35 SW DIK 20 NW DIK 35 SSW N60 35 WNW JMS 45 E JMS 60 NE ABR 20 NE ABR 50 SW ABR 55 NNE 9V9 25 NNW FSD 15 ENE FOD 40 ESE FOD 25 WNW DSM 35 SSE DNS 35 ENE MHN 20 WNW MHN 35 ESE CDR 40 WSW RAP 50 SSW 2WX THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 60 SE SAV 30 WSW AHN 35 ENE HSV 10 NNW BNA 35 NE HOP 20 E ALN 20 W UIN 20 E LWD 35 ENE SDA 35 SSE BUB 30 SSW MHN 50 WNW CDR 35 SSE BHK 40 NE BHK 60 NNE DIK 50 WSW DVL 45 NNE JMS 20 WNW FAR 30 SE DTL 20 WSW AXN 10 NE ATY 15 NW BKX 15 E FRM 20 SSW RST 10 SSE RAC 15 NW FWA 35 WNW HTS 35 ENE JKL 55 N TRI 40 WSW BLF 15 ENE BLF 20 ENE ROA 0 - LYH 35 SSE LYH 25 N RDU 10 SW RWI 20 E EWN 45 SSE HSE GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 90 WSW APF 35 WSW FMY 20 WNW AGR 35 W DAB 10 WNW GNV 30 ESE TLH 15 N PNS 40 ESE MEI 30 SW MKL 25 NNE ARG 45 NNE SGF 35 SSW OJC 30 W EMP 45 ENE DDC 20 SE GCK 25 NNE EHA 20 NE CAO 55 SE LVS 70 SSE LVS 20 SSE SRR 10 NNE GDP 40 S CNM 30 W MAF 25 SE MAF 65 NNE 6R6 20 SSE 6R6 90 SSW 6R6 ...CONT... 55 S BPT 15 SSE LCH 25 ESE LFT 30 SSE MSY 75 S BVE ...CONT... 110 NNW DVL 30 NW HCO 30 WNW BJI 25 NNW BRD 35 SE BRD 75 N MSP 60 S DLH 30 SW ASX 0 - IWD 10 WNW MQT 75 NE ESC 50 SSE ANJ 30 ENE APN 70 ENE BAX ...CONT... 75 N ERI 35 NNW ELM 0 - BDL 10 SW EWB 35 SE ACK ...CONT... 50 SSE SAN 20 ESE LGB 15 N LGB 30 N OXR 30 NNE SBA 40 W BFL 0 - FAT 35 NE MER 35 SSW TVL 20 WSW RNO 35 N LOL 45 SSW OWY 55 SW TWF 15 SSW BYI 40 NE MLD 25 W BPI 40 NW RKS 40 E RKS 30 NW LAR 40 N CYS 30 N TOR 15 SE GCC 25 SW 4BQ 20 SSW MLS 20 NW MLS 60 NW MLS 60 NE LWT 45 S HVR 15 S CTB 40 ENE GPI 90 N 3TH 115 NNE GEG 115 NE OMK