Explanations

Detailed information on the subject of thermals - whether blue thermals or with clouds, their height, or whether they are affected by showers or screening.

Background colours

The numbers indicate the flyable altitude in hecto-feet (100 feet intervals) - colour-coded (grey/green/yellow/red) : 12³ = 12.300 ft MSL.

Blue thermals (with rise height above NN), colour-coded (grey/green/yellow/red)

Cumulus cloud cover (with base height above NN), colour-coded (grey/green/yellow/red)

No thermals

Precipitation

Heavy precipitation

Low irradiation, e.g. due to heavy screening

Sea surface

Clouds

[Cu Med]

Cumulus mediocris - Large heap clouds, can have a tendency to spread

[Cu Cong]

Cumulus congestus - Towering heap clouds

[Cb]

Cumulonimbus - High-reaching anvil cloud, however, still without precipitation

Showers

[SH-]

Light/occasional showers

[SH]

Moderate showers

[SH+]

Heavy showers

Storms

[TS-]

Light/occasional thunderstorms

[TS]

Moderate thunderstorms

[TS+]

Heavy thunderstorms

Rain

[DZ]

Drizzle

[RA-]

Light rain

[RA]

Moderate rain

[RA+]

Heavy rain

Snow and rain

[SNRA-]

Light snow and rain

[SNRA]

Moderate to heavy snow and rain

Showers of snow and rain

[SHSNRA-]

Light showers of snow and rain

[SHSNRA]

Moderate to heavy showers of snow and rain

Snow

[SN-]

Light snowfall

[SN]

Moderate snowfall

[SN+]

Heavy snowfall

Snow showers

[SHSN-]

Light snow showers

[SHSN]

Moderate to heavy snow showers

Freezing rain

[FZRA-]

Light freezing rain

[FZRA]

Moderate to heavy freezing rain