Day 1 Areal Outline

Issued: 2026-08-11 00:55 UTC

Summary

Severe thunderstorms with potential for tornadoes, large hail, and damaging winds are expected throughout much of the central and eastern United States on Monday. An enhanced risk of severe weather exists for parts of the Plains, while slight and marginal risks extend across the Southwest, Southeast, and Midwest.

Product Text

000 WUUS01 KWNS 110055 PTSDY1 DAY 1 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 0753 PM CDT MON AUG 10 2026 VALID TIME 110100Z - 111200Z PROBABILISTIC OUTLOOK POINTS DAY 1 ... TORNADO ... 0.02 45900099 44599762 43819549 43359450 42889449 42609490 42669680 43199881 43500008 43770079 44800202 45660208 45900099 0.02 41168414 40848397 40488380 39898391 39768452 40518741 40828803 41398869 41858884 42238833 41568514 41168414 && ... HAIL ... 0.05 43869214 43008890 42468490 41888385 41108264 41028153 41347998 41337829 40327767 39037840 38687874 38728156 38748421 40759153 41649502 42049766 41799980 41480032 40760091 39940121 39130190 38900224 38920283 39040340 39420364 40030384 40440379 46330400 46990363 47260296 47380249 47490156 46799867 45399585 44489401 43869214 0.05 31331185 32531178 32911066 32520960 31820938 31010936 0.15 45140254 45730239 46020190 46100060 46049883 45519789 44569787 44029876 43790034 44000124 44480212 45140254 CIG1 46620050 46139855 45229691 44579654 44019688 43599773 42809931 41710037 40610097 39940121 39280174 38910217 38830253 38920309 39340359 39930375 41630379 44410401 45850400 46400269 46570155 46620050 && ... WIND ... 0.05 31811357 32881373 33601366 34131301 34401170 34021013 33200948 30790871 0.05 42278132 42298070 42097902 41547758 39947610 37827456 36677541 36197754 36147883 36128002 36578194 36848357 37478468 38328617 39468824 40108969 40819194 41149325 41539547 41559642 41359781 40329895 39280012 38550115 38040243 38300340 39020394 40380446 41310440 43420412 44760403 45720376 46550312 46970230 47110138 46269728 44939339 43878996 43278843 42588516 42218349 42228195 42278132 0.05 45967068 45387028 45017035 44157137 43137440 43107545 43357648 43897708 0.15 31351195 32261225 32911276 33471270 33731232 33591162 32321047 31071007 0.15 41378009 41397891 41077825 40217796 39287829 38247923 37737958 37598008 37848128 38178239 38488355 38948482 39958754 40909038 41619278 42339621 42749763 42849867 42529973 41480097 39880124 39330145 39080171 38950243 39190331 39930338 41180325 43810300 44750325 45300314 45960230 46180050 46189904 45459687 44579413 43619159 42979015 42398798 41918435 41608360 41118269 41018156 41378009 0.30 45070083 45249941 44929758 44079495 43619363 43329309 43069315 42769362 42539439 42689632 43189800 43539947 43850084 44130115 44640108 45070083 CIG1 42109488 42549676 42809799 42879867 42599957 42120029 41420101 40580112 39510132 39140165 38940210 38930265 39210338 39750346 42450309 43720303 44170300 44860318 45380303 46000219 46220036 46269944 45969820 45069570 44209309 43119045 42568870 42348823 41658810 41118825 40748863 40578916 40608976 40879035 41539240 42109488 && CATEGORICAL OUTLOOK POINTS DAY 1 ... CATEGORICAL ... ENH 44640108 45070083 45249941 44929758 43619363 43329309 43069315 42769362 42539439 42689632 43189800 43850084 44130115 44640108 SLGT 31351195 32261225 32911276 33471270 33731232 33591162 32321047 31071007 SLGT 43810300 44750325 45300314 45960230 46180050 46189904 44579413 43619159 42979015 42398798 41918435 41118269 41018156 41378009 41397891 41077825 40217796 39287829 38247923 37737958 37598008 37848128 38488355 39958754 41619278 42339621 42749763 42849867 42529973 41480097 39880124 39330145 39080171 38950243 39190331 39930338 43810300 MRGL 31811357 32881373 33601366 34131301 34401170 34021013 33200948 30840873 MRGL 36677541 36197754 36128002 36578194 36848357 39468824 40108969 40819194 41149325 41539547 41559642 41359781 39280012 38550115 38040243 38300340 39020394 40380446 45030395 46330400 46990363 47380249 47490156 46799867 46379783 46269728 44939339 43878996 43278843 42218349 42298070 42097902 41547758 39947610 37897461 MRGL 45967068 45387028 45017035 44157137 43137440 43107545 43357648 43897708 TSTM 32131686 34491779 35161758 36371584 37121587 37361671 37071808 37311876 38101931 39021882 39891795 39971724 39651610 39511464 40051350 41381359 42361271 42971063 43030758 42980498 43440454 45560451 47220381 47900243 48160027 48039831 47809713 47349580 46999522 46079321 45929283 44569001 43788767 43398583 43188388 43248103 99999999 29149327 31969217 33689173 35099063 35798937 37058908 38458974 40049090 40829263 40899475 40609723 39739863 37510116 32290751 31660776 30970787 99999999 49420388 48590531 48390688 48941116 49671380 99999999 30890604 31040567 31150505 31300439 31300380 31260336 31040281 30780245 30450212 29250145 && THERE IS A ENHANCED RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 50 NNE PHP 35 SSW MBG 50 WSW ABR 20 W ATY 35 NNW MCW 15 NE MCW 10 SE MCW 30 SSW MCW 10 W FOD 20 N SUX 40 S MHE 45 SW PIR 25 ENE PHP 50 NNE PHP THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 80 SW TUS 55 SSE GBN 0 - GBN 35 N GBN 25 NW PHX 25 ENE PHX 30 ENE TUS 40 SSE FHU THERE IS A SLIGHT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 15 S RAP 50 NNW RAP 25 SE 2WX 0 - Y22 45 SSE BIS 55 SSW JMS 25 NNW MKT 25 SW LSE 15 S LNR 25 SSW RAC 25 SSE JXN 20 NNW MFD 10 NW CAK 10 W FKL 15 N DUJ 25 NW UNV 20 ESE AOO 20 WSW MRB 20 W SHD 35 NW LYH 20 NNW ROA 10 WNW BKW 65 N JKL 20 S DNV 30 NE OXV 10 ESE SUX 20 SW YKN 25 N ONL 15 ESE ANW 30 NNW LBF 45 NE GLD 15 E GLD 20 S GLD 20 SSW ITR 20 ESE LIC 20 SSW AKO 15 S RAP THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 85 SE YUM 55 ENE YUM 60 E BLH 50 SW PRC 50 S FLG 20 SSW SOW 25 NNE SAD 65 SE DUG THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 45 ESE ORF 20 SSE RZZ 0 - GSO 25 ENE TRI 35 ESE LOZ 0 - MTO 15 N SPI 35 SE OTM 15 SSW OXV 30 S DNS 20 SW TQE 25 WSW OLU 15 WSW HLC 50 NNW GCK 15 E LAA 20 NNE LHX 25 SW LIC 30 E FCL 45 SSW 2WX 10 E BHK 40 WNW DIK 45 NNE DIK 15 SSW N60 10 S JMS 55 SE JMS 50 SSW FAR 10 WNW MSP 15 ESE VOK 35 NW MKE 0 - DTW 30 WNW ERI 10 ESE JHW 40 WNW IPT 30 WNW ILG 45 E WAL THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 95 NNE BML 65 NE BML 55 NNW AUG 10 SSW MWN 40 NW ALB 0 - UCA 25 NW SYR 60 NNE ROC GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 40 SW CZZ 20 ESE PMD 25 NE EDW 25 SSE DRA 30 NNE DRA 55 SSE TPH 25 SE BIH 20 W BIH 65 SE TVL 35 S NFL 35 ESE LOL 35 N U31 10 NW P68 20 NNE ELY 30 WSW DPG 50 NNE ENV 25 WNW MLD 45 S JAC 45 E RIW 25 NE DGW 65 NE DGW 55 SSW BHK 40 SSE SDY 50 WNW N60 45 E MOT 30 ESE DVL 10 SSE GFK 35 N DTL 40 SSW BJI 50 ESE BRD 75 NNE MSP 25 SW CWA 25 S MTW 25 NE MKG 15 NNW FNT 90 NNW ERI ...CONT... 70 S LCH 40 N ESF 0 - LLQ 35 W MEM 15 S DYR 15 W PAH 10 SE BLV 15 ENE UIN 20 SSW OTM 35 ENE SDA 30 SW LNK 60 N RSL 35 NNW LBL 15 ENE DMN 40 S DMN 90 S DMN ...CONT... 85 N ISN 35 NNE OLF 15 NW GGW 60 ENE CTB 95 NNE GPI ...CONT... 65 SSE ELP 65 SE ELP 50 SSW GDP 45 SSE GDP 50 SW INK 35 SSW INK 10 NE FST 30 ESE FST 30 N 6R6 35 WSW DRT