SPC 2000Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0418 PM CDT Tue Oct 27 2020 Valid 272000Z - 281200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not expected across the contiguous United States through tonight. No changes were made from the existing Day1 outlook. ..Jewell.. 10/27/2020 .PREV DISCUSSION... /ISSUED 1024 AM CDT Tue Oct 27 2020/ ...West TX/OK... A deepening upper low over southeast AZ will track slowly eastward today into the southern High Plains. Widespread low-level warm advection will lead to showers and isolated thunderstorms over west TX and much of OK, with much of this precipitation atop sub-freezing surface temperatures. ...Southeast LA to the FL Panhandle... Tropical Storm Zeta is moving offshore and away from the Yucatan Peninsula today. An increasingly moist and marginally unstable air mass will spread inland tonight across the central Gulf Coast region, with the potential for isolated thunderstorms after midnight. The outer bands of the system are forecast to remain primarily offshore tonight, with an increasing severe risk in parts of this area tomorrow.
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