1. St. Francis Prep Driver Education

2. Driving In Adverse Weather Conditions (pg.274-278)
Lecture # 9
Driving In Adverse Weather Conditions (pg )

3. Driving In Adverse Weather Conditions
What is an adverse weather condition?
An unfavorable condition.
What are some unfavorable or adverse conditions?
Glare
Rain
Snow
Ice

4. Glare
Glare is a bright light that hits the windshield. Glare reduces visibility and many times can temporarily blind a driver.
Glare can cause you to become more easily fatigued.

5. Glare What conditions create glare from the sun?
Sun glare is most dangerous at certain times.
Early & Late in the day when you drive directly into the sun.
Glare can be caused by reflection off of other vehicles.
When the sun is low in the horizon glare can make it hard to see
Brake lights, Glare is worse with a dirty windshield

6. Driving Safely In Glare
Prepare in Advance
Make sure the windshield is clean.
Replace badly scratched and pitted front windshield
Use sunglasses.
Reduce your speed/leave more distance.
Keep in mind others may not see you.

7. Rain & Snow How do rain and snow affect visibility, time, and space?
You won’t be able to see far in any direction.
You may not see the edge of the road way.
Snow collecting on your windshield can cause blind spots.

8. Rain & Snow How do rain and snow affect visibility, time, and space?
Snow & Rain can make the road way slick.
You won’t be able stop and steer as securely as you would on a dry road.
It is more difficult to judge distances.

9. Precautionary Measures In Rain & Snow
Advanced Preparations
Clean Windows.
Clean the lights.
Check tire tread and pressure.
Check headlights.
Check windshield wipers.
Check defroster

10. Precautionary Measures In Rain & Snow
Margin of Safety
Drive slower.
Leave extra space between your vehicle and other vehicles.
Low Beam Headlights
This increases the distance you can see.
Makes your car more visible to other drivers and pedestrians.

11. Precautionary Measures In Rain & Snow
Vehicle Tracks
In wet pavement drive in the tracks of the vehicles ahead of you.
Advance Notice
Give advance notice when you intend to turn
Give advance notice when you intend to stop
Signal EARLY!

12. Ice Horrible idea to be out on the road!!!!!!
Reduce your speed to a crawl!
Get off the road ASAP!

13. Turns & Curves Avoid sudden: Acceleration Stops
Movements of the steering wheel
Be Alert!

14. Minimize Your Risk in Rain & Snow
In snowy or icy conditions wait until roads are clear.
If you must drive
Go slow
Leave a huge margin of safety.
Use gradual slow movements.

15. Minimize Your Risk in Rain & Snow
Anticipate and prevent hydroplaning.
The first minutes are the most dangerous.
Dirt & oil form a slippery film.
Even at speeds as low as 35MPH the vehicle can begin to skim along the wet surface.
Tires lose complete contact with the road – hydroplaning.