Portal:Weather/On this day list/January 30
January 30
[edit]1607: Severe flooding struck the lowland regions around the Bristol Channel in Wales and England, sweeping away entire villages and killing around 2,000 people.
1916: The Sweetwater Dam in San Diego County, California was overtopped due to severe flooding.
1930: The first radiosonde was launched in Pavlovsk, USSR by Pavel Molchanov, sending weather data from high in the atmosphere to the Leningrad Weather Bureau and Moscow Central Forecast Institute.
2009: A severe heat wave reached its peak in southeastern Australia, with nearly half of Tasmania recording all-time record temperatures as high as 42 °C (108 °F).