Skip to main content

squall

Submitted by Anonymous (not verified) on

Sudden increase in wind speed to at least 17 mph (15 knots) that is sustained for at least 1 minute but not more than 5 minutes.

trough

Submitted by Anonymous (not verified) on

An elongated area of relatively low atmospheric pressure, usually extending from the center of a low pressure system.

bandwidth

Submitted by Anonymous (not verified) on

The efficiency technology of either 25 KHz or 12.5 KHz in the frequency bands within the UHF/VHF ranges.

friction loss

Submitted by Anonymous (not verified) on

Pressure loss caused by the movement of water or solution against the interior surface of fire hose, pipe, or fittings; normally measured in pressure loss per length of hose or pipe.

Subscribe to

NWCG Latest Announcements