Day 1 Areal Outline

Issued: 2026-06-18 01:12 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 Wednesday, June 18. Risk levels range from marginal to enhanced in several regions, including parts of the Mississippi Valley and Southeast.

Product Text

000 WUUS01 KWNS 180112 PTSDY1 DAY 1 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 0810 PM CDT WED JUN 17 2026 VALID TIME 180100Z - 181200Z PROBABILISTIC OUTLOOK POINTS DAY 1 ... TORNADO ... 0.02 28839325 30009274 32209029 32228865 31648786 29658817 0.02 42538982 42678919 42948852 43018839 43048816 42808804 42468812 42318861 42348941 42538982 0.02 38268260 37268438 37128851 37679192 37039560 37159682 37579679 37939604 38309516 38529370 39679195 39789143 39968865 40208733 40878578 41658448 41808360 41678307 41458253 41348201 40938181 40428176 39478217 38268260 0.05 28609274 30419164 31489046 31458932 30738890 28548939 0.05 38009477 38219466 38329382 38749324 39329230 39659168 39739071 39848862 40138743 40408622 40498506 40568429 40458357 40298337 39998341 39418375 39048439 38328578 37888822 38009232 37879351 37799390 37749443 37749466 37949476 38009477 0.10 39158486 38948541 38578596 38538663 38708895 38808966 39188984 39528958 39678922 39848768 40038651 40098417 39858402 39518408 39158486 0.15 39298910 39438878 39548770 39608677 39588630 39478594 39368580 39268584 39138587 38988600 38798649 38868833 38978898 39298910 CIG1 37579560 37799548 38259484 38369383 39279242 39659171 39798960 39868847 40168732 40438628 40648457 40608300 40378248 39608256 38878413 38138534 37618788 37889208 37789327 37549421 37489492 37579560 CIG2 39268912 39438876 39558752 39588538 39178516 38778586 38628672 38728797 38948893 39268912 && ... HAIL ... 0.05 36979933 37579781 38479509 39849257 39999136 40078906 40148795 40918546 40638380 40428363 39538366 38708415 38058670 37778842 37429183 36019613 36209823 36149895 36289926 36469944 36979933 0.15 37379675 37689664 37789572 38609277 39549105 39708912 40028638 39658546 39088534 38808557 38228841 37939217 37389421 37079614 37379675 CIG1 37189770 37439763 37829650 37979540 38639277 39599071 39638876 39848714 39308618 38698655 38378801 37229556 36879710 37189770 && ... WIND ... 0.05 28539340 29349304 30079271 32189025 32168908 31268862 29658823 0.05 30921116 32441177 32851150 33031050 33000956 32610913 31050836 0.05 36029627 36889766 37429765 38459509 39119391 39769254 39989156 40128869 40198824 40798806 41448832 42538984 42758904 42968850 43328682 43708544 44158197 43288124 41818028 41037991 40187978 39468011 38918055 38298186 36958339 36768498 36688876 36639142 36209398 36029627 0.15 37189682 37599678 38299516 38529374 39719188 40008794 40598572 40728451 41048217 40848122 40098143 38218285 37448481 37268616 37128837 36849296 36809554 37189682 CIG1 37189626 37209669 37279680 37599663 37789575 38229445 38469339 38739257 39349163 39569125 39729016 39738887 39948754 40078634 39668545 39218529 38388543 37918634 37898832 37919008 37509377 37279515 37189626 && CATEGORICAL OUTLOOK POINTS DAY 1 ... CATEGORICAL ... MDT 39438876 39558752 39578626 39368580 38988600 38798649 38868833 38968894 39278909 39438876 ENH 39528958 39678922 40038651 40098417 39858402 39518408 38948541 38578596 38538663 38808966 39188984 39528958 SLGT 28929254 30419164 31489046 31458932 30738890 28548939 SLGT 37599678 37689664 38299516 38529374 39719188 40008797 40598572 41048217 40848122 40098143 38218285 37448481 37268616 36849296 36809554 37189682 37599678 MRGL 29349304 30079271 32209029 32228865 31648786 29658817 MRGL 30921116 32441177 32851150 33031050 33000956 32610913 31050836 MRGL 42798092 41818028 41037991 40187978 39468011 38918055 38298186 36958339 36768498 36639142 36209398 36019613 36209823 36149895 36289926 36469944 36979933 37579781 38479509 39849257 39989156 40198824 40798806 41448832 42538984 43018839 43328682 43708544 44158197 43738162 TSTM 45176594 44676895 44267000 43177205 41657362 40867440 40367541 39707670 38907808 38427901 37918068 37198258 36428407 35968452 35518485 35008498 34758484 34448438 34088336 33948215 33988122 34267906 34457808 34937645 35417536 35667484 99999999 31651292 33131359 33771386 34481388 35051342 35541254 35781118 35620994 35190889 34650808 33960718 33160642 31260546 30910530 30230515 99999999 36221828 36271877 36581944 37342018 38042064 38652075 39192041 39421974 39251889 38511813 37591779 36701775 36421782 36221828 99999999 48759143 48439276 47719479 47239481 46429412 46079301 45998999 45988855 46138650 46348315 99999999 27859639 28499697 28709700 29459676 32599422 33129339 34389147 35079088 35379077 35559088 35639118 35629145 35629186 35469327 35489364 35249555 35159700 35099814 35189895 35709969 36300000 36929997 37739917 38789776 39699655 40239594 40889536 41379545 41909586 42499680 43429947 43840085 44340364 44840592 45450935 46261203 47571443 49451599 && THERE IS A MODERATE RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 30 SSE DEC 15 WNW HUF 10 S IND 35 SE IND 35 ESE BMG 25 SSE BMG 40 S MTO 20 N SLO 40 SSW DEC 30 SSE DEC THERE IS A ENHANCED RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 25 SSE SPI 20 WSW DEC 25 NNW IND 15 NNE DAY 10 ESE DAY 30 SSE DAY 55 NNE SDF 30 NNW SDF 45 S BMG 20 NNE BLV 20 NNE ALN 25 SSE SPI THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 65 SSW 7R4 25 NE LFT 20 N MCB 0 - PIB 25 NNE GPT 55 S BVE THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 35 E ICT 45 E ICT 45 NNE CNU 15 SW SZL 40 WSW UIN 15 E CMI 30 NW MIE 25 NE MFD 10 ESE CAK 25 ENE ZZV 20 WSW HTS 40 SSW LEX 25 NE BWG 35 SE SGF 25 E BVO 35 NNE PNC 35 E ICT THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 55 S LCH 30 E LCH 15 SW JAN 10 SE MEI 50 WNW GZH 70 S MOB THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 65 SW FHU 55 WNW TUS 50 SE PHX 50 WNW SAD 10 NNE SAD 35 ESE SAD 80 ESE DUG THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 60 NW ERI 20 SSW ERI 25 S FKL 20 WSW LBE 15 SW MGW 40 W EKN 15 WSW CRW 40 S JKL 55 N CSV 25 ESE UNO 15 NE FYV 20 SW TUL 20 WSW END 45 SSW AVK 30 E GAG 20 ENE GAG 40 WNW AVK 20 WSW ICT 35 SW OJC 20 S IRK 20 W UIN 10 N CMI 45 NNW DNV 20 ENE MMO 50 SSE LNR 25 W MKE 30 WNW MKG 55 N GRR 55 ENE BAX 70 E BAX GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 55 ENE EPM 10 SSW BGR 10 WSW AUG 20 NNE EEN 15 E POU 15 NW EWR 20 S ABE 35 N BWI 35 S MRB 10 NNW SHD 20 WNW SSU 50 NNW TRI 40 N TYS 30 WNW TYS 35 SSE CSV 15 E CHA 30 SE CHA 45 E RMG 10 N AHN 40 NNW AGS 0 - CAE 40 N CRE 15 NW ILM 35 ESE EWN 20 NE HSE 55 NE HSE ...CONT... 90 S GBN 55 WNW GBN 50 ENE BLH 55 S IGM 30 ESE IGM 35 SW GCN 55 NNE FLG 60 NE INW 25 SSW GUP 35 SSW GNT 15 WSW ONM 30 NW ALM 55 SW GDP 70 SSW GDP 70 W MRF ...CONT... 50 NW NID 60 NNE BFL 20 SE FAT 20 ENE MER 35 ENE SCK 40 ENE SAC 30 NW TVL 0 - RNO 20 SSW NFL 65 WNW TPH 35 ENE BIH 55 SE BIH 50 N NID 50 NW NID ...CONT... 60 NNE ELO 30 ESE INL 15 NNE BJI 20 SSE BJI 0 - BRD 65 SW DLH 40 S IWD 25 WNW IMT 40 NE ESC 60 E ANJ ...CONT... 60 S PSX 25 S VCT 10 SSW VCT 45 NNE VCT 25 WNW SHV 35 WSW ELD 30 ENE PBF 55 SSW JBR 30 SSW JBR 25 SW JBR 25 ESE BVX 15 SE BVX 15 WSW BVX 20 NW RUE 35 WNW RUE 30 NNE MLC 40 SSW CQB 10 W CHK 15 SE CSM 40 S GAG 15 W GAG 45 NNW GAG 45 NW P28 0 - SLN 40 N MHK 20 WNW FNB 10 NNE SDA 25 ENE OMA 20 ENE TQE 20 WNW SUX 25 SSW 9V9 40 ESE PHP 35 NW RAP 40 NNW GCC 45 WSW BIL 25 S HLN 50 NNW MSO 130 NNW 3TH