Periodic moderate to heavy rainfall is forecast across most of the Inland Empire starting Thursday night and continuing through the weekend as a storm system wheels in off the coast, followed by another one going into next week.
The National Weather Service said that troughs of low pressure sweeping out of the Pacific Northwest will spin into the region, generating some downpours, the heaviest of which will be in and around higher terrain.
“While confidence remains low on exact rainfall amounts due to the uncertainty of the storm’s exact path, be prepared for locally heavy rainfall and an increase threat for flooding, including near former burn areas in the mountains,” the NWS said in a statement. “Since this precipitation will be coming from the southeast or the south, the coastal slopes of the mountains may receive locally four to five inches or more of rainfall from Friday night into Saturday. There is also a chance of some embedded thunderstorms within this system as instability will be elevated.”…