Model:

GFS (Global Forecast System) Küresel Hava Tahmin Sistemi Modelleri, " Milli Meteoroloji Merkezlerinden" (NCEP) alınan veriler doğrultusunda oluşturulur(NCEP)

Güncelleme: Günde 4 defa güncellenmek üzere, 05:30, 11:30, 17:30 ve 23:30 saatlerinde oluşturulurlar
Grinwich Saat Farkı: 12:00 GMT = 14:00 EET
Parametre: Kind of precipitation
Tarife:
kind of precipitation   Rain or shower? This chart shows the kind of precipitation that is likely to fall given the atmospheric and surface conditions at a certain place.

The following table explains the symbols:

Precipitation Light Moderate Heavy
Rain
Rain shower
Snow
Snow shower
Sleet
Freezing rain
Cloud Cover 0-2 3-4 5-7 8
(eights)