CAJON PASS, CA. (Pain In The Pass) >> Tail end of an Atmospheric River will move across Southern California on Wednesday into Friday. This weather event will bring mostly light to moderate rain showers on Wednesday into the night, twith the heaviest rain showers on Thursday into the night. Scattered rain showers for Friday morning into the afternoon.
Flash floods and dangerous debris flows are possible in the burn scars area.
Southern California Weather Force has issued a Flood Watch that will probably turn into a Warning across the forecast zones acquired from Wednesday evening into Thursday night.
The heaviest downpours can have the potential to bring a quick 1+ inch of rain from a thunderstorm or strong weather cell. The risk for localized flash flooding is moderate to high, but cannot be ruled out because the ground is dry and in the burn scars areas from brush fires from earlier in the year or from last year.
The Southern California Weather Force has posted the timing of the storm for the Inland Empire, Cajon Pass, mountains area, and the high desert.
Timing for Inland Empire/Cajon Pass. Rain showers could start around 3am-7am Wednesday morning off and on until Friday afternoon with heavy fog/rain in the Cajon Pass. The Cajon Pass/foothills could get about two inches to 3+ inches of rain total. The Inland Empire cities could get about an inch to 2+ inches of rain total, each city could vary. There no chance of snow in the Cajon Pass with this storm.
Timing of the storm for the High Desert. The rain showers could start around 5am-8am Wednesday morning with scattered rain showers until Thursday morning then rain shower and could be heavy at time. The High Desert cities could get about an inch to 2 inches of rain total, each city could vary. Barstow will be less than a inch. Strong gusty winds are in the forecast until Friday.
Timing of the storm for the Wrightwood Mountains. Rain/snow showers could start around 4am-7am Wednesday morning with rain shower. Thursday into Friday morning will be heavy rain showers. Snow level will be high around 7,000 ft. Wrightwood could get about 2 to 3+ inches of rain total. Mt High could get 2 to 6+ inches of snow. Flash floods and dangerous debris flows are possible in Sheep Creek.
If you travel through the Cajon Pass expect traffic due to the weather condition that can change quickly. Remember to SLOW DOWN in the rain or in foggy conditions.
Remember Head Lights on in the rain in the daytime.
Timing of the storm could change.
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