The Weather Channel on MSN1d
Weather Words: Red Flag Warning
Red flag criteria is generally when relative humidity is at 15% or less, combined with sustained winds and/or gusts of 25 mph ...
That’s leading to the creation of mountain waves, which arise when strong winds blow perpendicular to a mountain range. The ...
The National Weather Service has extended to Friday afternoon a Red Flag warning for the San Gorgonio Pass and much of the surrounding mountains.
Authorities continued to battle multiple wildfires across Los Angeles County as lower wind speeds are expected to provide ...