pyiem.models.taf module

TAF Data Model.

class pyiem.models.taf.WindShear(*, level, drct, sknt)

Bases: BaseModel

A Wind Shear Value.

Parameters:

• level (Annotated[int, Ge(ge=0), Le(le=100000)])

• drct (Annotated[int, Ge(ge=0), Le(le=360)])

• sknt (Annotated[int, Ge(ge=0), Le(le=199)])

level: Annotated[int, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=100000)])]

drct: Annotated[int, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=360)])]

sknt: Annotated[int, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=199)])]

model_config = {}

Configuration for the model, should be a dictionary conforming to [ConfigDict][pydantic.config.ConfigDict].

class pyiem.models.taf.SkyCondition(*, amount, level=None)

Bases: BaseModel

The Sky condition.

Parameters:

• amount (str)

• level (Annotated[int | None, Ge(ge=0), Le(le=100000)])

amount: str

level: Annotated[int | None, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=100000)])]

model_config = {}

Configuration for the model, should be a dictionary conforming to [ConfigDict][pydantic.config.ConfigDict].

class pyiem.models.taf.TAFForecast(*, valid, raw, ftype, end_valid=None, sknt=None, drct=None, gust=None, visibility=None, presentwx=<factory>, sky=<factory>, shear=None)

Bases: BaseModel

A TAF forecast.

Parameters:

• valid (datetime)

• raw (str)

• ftype (Annotated[int, Ge(ge=0), Le(le=5)])

• end_valid (datetime | None)

• sknt (Annotated[int | None, Ge(ge=0), Le(le=199)])

• drct (Annotated[int | None, Ge(ge=0), Le(le=360)])

• gust (Annotated[int | None, Ge(ge=0), Le(le=199)])

• visibility (Annotated[float | None, Ge(ge=0), Le(le=6)])

• presentwx (List[str])

• sky (List[SkyCondition])

• shear (WindShear | None)

valid: datetime

raw: str

ftype: Annotated[int, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=5)])]

end_valid: datetime | None

sknt: Annotated[int | None, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=199)])]

drct: Annotated[int | None, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=360)])]

gust: Annotated[int | None, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=199)])]

visibility: Annotated[float | None, FieldInfo(annotation=NoneType, required=True, metadata=[Ge(ge=0), Le(le=6)])]

presentwx: List[str]

sky: List[SkyCondition]

shear: WindShear | None

model_config = {}

Configuration for the model, should be a dictionary conforming to [ConfigDict][pydantic.config.ConfigDict].

class pyiem.models.taf.TAFReport(*, station, valid, issue=None, expire=None, product_id, observation, is_amendment, forecasts=<factory>)

Bases: BaseModel

A TAF Report consisting of forecasts.

Parameters:

• station (Annotated[str, MinLen(min_length=4), MaxLen(max_length=4)])

• valid (datetime)

• issue (AwareDatetime | None)

• expire (AwareDatetime | None)

• product_id (Annotated[str, MinLen(min_length=28), MaxLen(max_length=35)])

• observation (TAFForecast)

• is_amendment (bool)

• forecasts (list[TAFForecast])

station: Annotated[str, FieldInfo(annotation=NoneType, required=True, metadata=[MinLen(min_length=4), MaxLen(max_length=4)])]

valid: datetime

issue: Annotated[AwareDatetime | None, FieldInfo(annotation=NoneType, required=True, description='Start')]

expire: Annotated[AwareDatetime | None, FieldInfo(annotation=NoneType, required=True, description='End')]

product_id: Annotated[str, FieldInfo(annotation=NoneType, required=True, metadata=[MinLen(min_length=28), MaxLen(max_length=35)])]

observation: TAFForecast

is_amendment: Annotated[bool, FieldInfo(annotation=NoneType, required=True, description='Is this amended?')]

forecasts: list[TAFForecast]

model_config = {}

Configuration for the model, should be a dictionary conforming to [ConfigDict][pydantic.config.ConfigDict].