962 NZUS99 KBOI 140325 TXTSFD Idaho State Forecast Discussion National Weather Service Boise ID 925 PM MDT Fri May 13 2022 The next system will arrive Saturday morning, with showers and isolated thunderstorms impacting central and northern portions of the state through Saturday evening. Temperatures will be 10-15 degrees above normal on Sunday. Showers and possibly strong thunderstorms will arrive Sunday evening. Isolated showers and thunderstorms will continue into Monday. Temperatures will be near to slightly above normal Monday through Wednesday. Cooler temperatures will arrive mid to late week with periods of rain and mountain snow late Wednesday through Friday.