metoffice_extremeweather_primary_welsh_final.pdf
www.nationalgeographic.com/ environment/natural-disasters/ wildfires/ Dysgwch ragor yma: www.metoffice.gov.uk/weather/ learn-about/weather/types-ofweather/tornadoes www.readyforwildfire.org/What- To-Do-If-Trapped/ 6 Ymchwilio i dywydd eithafol | Tywydd eithafol| Cardiau proffil ymchwilio i dywydd eithafol