Day 1 Areal Outline
Issued:
Summary
A marginal risk of severe thunderstorms including tornadoes, large hail, and damaging winds is forecast for portions of the central and eastern United States on Thursday, September 17. General thunderstorms are also expected across much of the country from the Atlantic coast to the West Coast throughout the day.
Product Text
000 WUUS01 KWNS 171232 PTSDY1 DAY 1 CONVECTIVE OUTLOOK AREAL OUTLINE NWS STORM PREDICTION CENTER NORMAN OK 0730 AM CDT THU SEP 17 2026 VALID TIME 171300Z - 181200Z PROBABILISTIC OUTLOOK POINTS DAY 1 ... TORNADO ... && ... HAIL ... 0.05 40361039 39811052 39151077 39021141 39281202 41251365 43121502 44031625 44861680 45551647 45971601 46281497 46321404 45781309 44781210 43101113 41151042 40361039 && ... WIND ... 0.05 39930217 40000295 40240383 40560420 41010456 41530457 42130435 42610375 42980284 42950149 42670064 42099998 41260002 40620034 40260076 40080135 39930217 0.05 41141043 40361039 39791053 39151078 39021141 39281202 41261366 43111500 43951615 44601644 45251619 46111499 46181422 45781314 44751208 43111112 41141043 && CATEGORICAL OUTLOOK POINTS DAY 1 ... CATEGORICAL ... MRGL 42130435 42610375 42980284 42950149 42670064 42099998 41260002 40620034 40260076 39930217 40000295 40240383 41010456 41530457 42130435 MRGL 45551647 45971601 46281497 46321404 45781309 44781210 43111112 41151042 40361039 39151077 39021141 39281202 41261366 43121502 44031625 44861680 45551647 TSTM 49319967 48560022 47580099 46680200 46140145 46109967 46199825 46089721 46059627 45929562 45539440 44619288 43439146 43008784 42118381 41968134 42287831 42717596 43947059 43206993 42427038 41347237 40387364 39007511 38267599 36827822 35627972 34558303 34668446 34668572 34418759 35078851 35738894 35738982 35989040 36239099 35369292 33659395 32939476 32909569 33219697 33839719 36049618 37449548 38629559 39439589 39669622 39749689 39699763 39459843 38869936 38520061 37200217 33130418 31210499 29890493 99999999 30961060 32091093 32841160 33991218 34971355 36831439 38621580 40051585 42111577 42111706 40801882 40072054 40052213 40022315 40682370 41302377 41682343 42362345 42392343 44372255 46282025 47411745 48591394 48411096 46980733 47290602 48790572 49480565 99999999 29320161 30470025 31019854 30839489 29449265 28939198 99999999 28018333 28538234 29188193 29968115 30228075 && THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 10 WNW TOR 45 NNE TOR 15 NE CDR 50 W VTN 15 SSW VTN 35 S ANW 25 WSW BBW 30 NNE MCK 10 WNW MCK 50 N ITR 20 SE AKO 30 W AKO 15 SE CYS 30 NNE CYS 10 WNW TOR THERE IS A MARGINAL RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 50 NNW MYL 25 WSW P69 30 ENE P69 40 S MSO 30 WSW BTM 20 NE MQM 40 SSW JAC 35 ESE EVW 55 NNE PUC 30 S PUC 55 SW PUC 30 ESE U24 40 NNE ENV 45 SW SUN 30 N BOI 35 W MYL 50 NNW MYL GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 90 NNW DVL 55 ENE MOT 20 ESE N60 50 N Y22 35 ENE Y22 55 NE MBG 50 N ABR 60 SSW FAR 50 N VVV 10 WNW AXN 15 W STC 25 SE MSP 35 SSW LSE 0 - MKE 10 SSW ARB 45 NE CLE 35 NNE BFD 30 SSE SYR 25 NW PWM 35 SSE PWM 30 E BOS 15 W GON 20 SSE JFK 20 ESE DOV 25 E NHK 15 NW AVC 35 SSE GSO 20 W AND 45 ENE RMG 40 NW RMG 25 S MSL 45 SSE MKL 10 N MKL 30 SW DYR 15 NE JBR 10 NNW ARG 10 NE RUE 15 NNE TXK 40 N GGG 40 NNW TYR 25 NNW DAL 35 SSW ADM 20 WSW TUL 15 S CNU 30 S TOP 30 NNW TOP 45 NNE MHK 40 S BIE 10 N CNK 45 NNE RSL 30 W RSL 40 N GCK 20 NW EHA 25 ESE ROW 45 SSW GDP 65 WSW MRF ...CONT... 45 SSW FHU 0 - TUS 45 SSE PHX 40 NNW PHX 30 SE IGM 55 S P38 65 S P68 35 N P68 25 ENE OWY 45 WNW OWY 50 NNW LOL 55 NW RNO 10 SE RBL 60 N UKI 25 ESE EKA 30 NE ACV 40 E CEC 30 W MFR 30 W MFR 45 SSE SLE 25 SE YKM 15 SSE GEG 25 NE GPI 65 NNE GTF 90 SSW GGW 60 N MLS 50 N OLF 95 N OLF ...CONT... 40 W DRT 30 W JCT 60 SSE BWD 30 SSW LFK 40 SW 7R4 60 S 7R4 ...CONT... 40 W PIE 45 S OCF 15 E OCF 10 E SGJ 40 ENE SGJ