Model: GFS (Global Forecast System) Global Model from the "National Centers for Environmental Prediction" (NCEP)
Update: 4 times per day, from 3:30, 09:30, 15:30 und 21:30 GMT
Greenwich Mean Time: 12:00 GMT = 13:00 BST
Parameter: Precipitation across the British Isles
Description: The map 'Precip BI' shows the precipitation across the British Isles modeled over every 6 hours. The model does not forecast the exact amount of precipitation for every location. However, this chart is an important tool for forecasting intensity and local distribution of precipitation qualitatively.