SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0636 PM CST Tue Feb 02 2021 Valid 030100Z - 031200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated, non-severe thunderstorms will remain possible along the Pacific Northwest coast tonight. ...01Z Update... Secondary strong 500mb speed max is digging southeast toward the OR Coast. Very cold mid-level temperatures, which have steepened lapse rates across the Pacific Northwest, are noted along the cyclonic side of this feature. 00z soundings from UIL and SLE exhibit 500mb temperatures around -33C with surface-6km lapse rates around 7.5-8 C/km. While lightning has been sparse with low-topped convection, a few flashes have been noted along the southwest WA Coast around 23z. Earlier thoughts regarding the possibility for a few weak thunderstorms remain. ..Darrow.. 02/03/2021
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