The National Weather Service has posted a Red Flag Warning for thunderstorms in the southern end of the Cascade Range. The prime time for lightning activity starts at 5:00 p.m. and runs until 5:00 a.m. Wednesday. To read the forecast, see the NWS Fire Weather Forecast page. ODF’s Southwest Oregon District is within weather zones 620, 621, 622 and 623. Also ODF has posted a printable map of the fire weather zones across Oregon that is suitable for framing.
Thunderstorms are also expected today across much of Northern California, and the east side of the Cascade Range in Oregon.