UPDATE (Thursday) - CAL FIRE SLO says a lack of defensible space allowed the fire Wednesday night to "spread rapidly" to two other RVs and also a few cars in Whitley Gardens.
No word on the cause.
UPDATE: CAL FIRE SLO reports that they have knocked down all of the flames and that crews will stay on for the next few hours to mop up.
A vehicle fire was reported at 8:40 p.m. in Whitley Gardens near Paso Robles on Wednesday night.
Cal Fire SLO says that an RV caught fire and that the blaze is extending into structures.
As of right now, there is no report that the fire has extended into vegetation.
More fire resources are being ordered.
This is a developing story; continue to check back for updates.