No evaluation

Effects

• Characteristics: Surface or crawling fires, crowns of trees are not affected, topsoil does not burn.
• Fire-fighting: Forest fire is easy to extinguish.

Behaviour:

• Do not carelessly discard cigarettes, tobacco products or lighters.

Description of measured and forecast values

• Outbreak: Small fires cannot be entirely ruled out, but require a high energy input. Lightning hardly ever causes a fire.
• Rate of spread: Generally slow.

Effects

• Characteristics: Surface or crawling fires, crowns of trees are rarely affected, topsoil is burnt a little or not at all.
• Fire-fighting: Forest fire is ordinarily easy to extinguish.

Behaviour

• Do not carelessly discard cigarettes, tobacco products or lighters.
• Always watch barbecue fires and immediately extinguish stray sparks.

Description of measured and forecast values

• Outbreak: Local fires can start spontaneously. Lightning only rarely causes a conflagration.
• Rate of spread: Slow to medium.

Effects

• Characteristics: Topsoil is partly burnt, individual crown fires are possible.
• Fire-fighting: Forest fire can be extinguished only by experts using modern equipment.

Behaviour

• Light barbecue fires only in existing fire places.
• Always watch the fire and immediately extinguish stray sparks.
• Follow the instructions of the local authorities.

Description of measured and forecast values

• Outbreak: Burning matches and flying sparks from barbecue fires can ignite a fire. Lightning can also trigger widespread fires.
• Rate of spread: High in open terrain, medium in the forest.

Effects

• Characteristics: Intense surface fires can ignite the crowns of individual trees, spotting is possible, burning topsoil.
• Fire-fighting: Forest fire is difficult to extinguish and commands extensive resources. 

Behaviour

• As a general rule, do not make any fires outdoors.
• Permanent fire places (concreted base) in locations designated by the authorities can be used with the utmost caution.
• Do not make fires in strong winds.
• Follow the instructions (observe the fire bans) of the local authorities.

Description of measured and forecast values

• Outbreak: Burning matches, flying sparks from barbecue fires and lightning will very probably ignite a fire.
• Rate of spread: High, including in forests.

Effects

• Characteristics: Very intense burning, extensive crown fires, long-distance spotting.
• Fire-fighting: Forest fire is virtually impossible to extinguish. 

Behaviour

• Do not make any fires outdoors.
• Follow the instructions and observe the fire bans imposed by the local authorities.

Description of measured and forecast values

• Outbreak: Fires can start at any time.
• Rate of spread: Very high over a long period.