WZ- Wetterzentrale ( German website for viewing charts)
NAO- North Atlantic oscillation
AO - Arctic oscillation
PV - Polar Vortex
PNA- Pacific North American
SOI./ENSO- El-Nino Southern oscillation
WAA- Warm air advection
CAA- Cold air advection
528 DAM- is the line drawn on the maps that equated to the temperature ( MAX) that snow can be often observed at
-5 850hpa - Maximum 850hpa (approx 1.5 km temps) at which we can usually expect snow.
GFS- Global forecasting system
CET - Central England Temperature
METO- Met office model
UKMO- United kingdom Met office
ECM( Or ECMWF) European centre of medium range weather forecasts..
ASL- Above sea level-
Ensembles- 10 GFS model runs- Operational run is the one seen on the models
SST'S sea surface temperatures
PM- Polar maritime air
MT- Maritime Tropical air
PC- Polar Continental air
LRF's - Long range forecasts
MRF's- meduim range forecasts
Trough- Upper level equivalent to a surface Low pressure
Ridge- Upper level equivalent to a surface High pressure
Blocking- The jet stream being moved AROUND CLOCKWISE a large area of high pressure.
FI - Fantasy Island (lower resolution part of GFS run +192 hrs)
SW - Snow-Watch
Learn more about the weather in the learning room.
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