You are looking at an outlook that is part of the medium range forecast (the outlook for days 4-8). The most important thing to note is that lack of a risk does not mean zero risk. Generally speaking, confidence has to be pretty high for the Storm Prediction Center to have an outlook area this far into the future.
If you bookmark this page, it will continue to update with each new outlook that is issued.
ZCZC SPCSWOD48 ALL ACUS48 KWNS 200845 SPC AC 200845 Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0345 AM CDT Fri Apr 20 2018 Valid 231200Z - 281200Z ...DISCUSSION... Upper low over the Southeast states at the beginning of the extended period (12Z D4/Monday) is expected to slowly drift northward/northwestward on D4/Monday and D5/Tuesday before eventually becoming absorbed into a shortwave trough progressing eastward/southeastward from the Plains into the eastern CONUS on D6/Wednesday and D7/Thursday. More northerly trajectory of this shortwave trough coupled with only modest moisture return should mitigate the severe-weather potential through next week. ..Mosier.. 04/20/2018 CLICK TO GET WUUS48 PTSD48 PRODUCT
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SWO started as a spinoff project of wickedwx, but has since replaced the site.