As you can see, there are many things that can be the cause of an idling problem. This section will attempt to narrow it down, but expect some trial-and-error. Skip to the section that applies to you: Engine Idle Is Too Low Or Stalls or Engine Idle Is Too High. They are in a general most-likely-to-occur order.
1 Get inside a home, building, or hard top automobile (not a convertible). Although you may be injured if lightning strikes your car, you are much safer inside a vehicle than outside.  Remember, rubber-soled shoes and rubber tires provide NO protection from lightning.
Don't just eyeball the car in front of you but watch the traffic in front of that car as well. This increases your chance of seeing a problem while still having enough time to react to it, and decreases your chance of rear-ending the vehicle in front of you should they make a sudden stop. 3. Beware of blind spots.