National Weather Service United States Department of Commerce

October Heat Wave in California; Tropical Cyclone Possible in the Gulf

Much higher than typical October temperatures will continue across coastal southern California up through the Bay Area and Central Valley through midweek resulting in result in Major to Extreme HeatRisk. A tropical depression is likely to form over the Gulf of America during the middle part of this week with further strengthening possible as it moves northeastward later this week. Read More >

Lightning...the underrated killer

Lightning Intro
Did you Know
Lightning Safety
Myths vs. Facts

MYTHS VS. FACTS

 
MYTH:

If it is not raining, then there is no danger from lightning.

Picture of Bolt From Blue
It's Not Raining - No Way I'll Get Struck

FACT:

Lightning often strikes outside of heavy rain and may occur as far as 10 miles away from any rainfall.

   
MYTH:

The rubber soles of shoes or rubber tires on a car will protect your from being struck by lightning.

Picture of Shoe
My Shoes Will Protect Me From Lightning

FACT:

Rubber-soled shoes and rubber tires provide NO protection from lightning. However, the steel frame of a hard-topped vehicle provides increased protection if you are not touching metal.

   
MYTH:

People struck by lightning carry an electrical charge and should not be touched.

Picture of Lightning Victims
Don't Touch Them Or You'll Get Shocked

FACT:

Lightning-strike victims carry NO electrical charge and should be attended to immediately.

   
MYTH:

"Heat Lightning" occurs after very hot summer days and poses no threat.

Picture of Lightning Causing a Fire
Heat Lightning Strikes When It's Hot

FACT:

What is referred to as "heat lightning" is actually lightning from a thunderstorm too far away for thunder to be heard. However, the storm may be moving in your direction!