Strike Symbols

New Strikes -- Persist for 60 Seconds
Turquoise X -- Negative Cloud to Ground Strike
Purple Cross -- Positive Cloud to Ground Strike
Green Triangle -- Negative Intracloud Strike
Yellow Inverted Triangle -- Positive Intracloud Stike

Diamond Shaped Dotted Lines Around Strikes -- This is the Thunderstorm Ranging and Acquisition (TRAC) Target feature. It displays probable thunderstorm location and tracks their movement, while analyzing storm trends and characteristics. This is accomplished by correlating the number and timing of closely clustered strikes.

The colors of the Diamond Shaped TRAC target symbols represent the following:
Green -- Weak Storm Strike rate of 1-10 strikes/minute
Yellow -- Moderate Storm Strike rate of 11-49 strikes/minute
Red -- Strong/Severe Strike rate greater than 50 strikes/minute

Red Lines Trailing Diamonds -- This is the Storm Groundtracks feature. It plots a red path from a storm's position where it was first detected to the current location.