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South Africa is a sunny country, averaging 8–10 daily sunshine hours in most regions. [2] The average annual rainfall for South Africa is about 464 mm (compared to a global average of 950 mm [3]) but large and unpredictable variations are common. Overall, rainfall is greatest in the east and gradually decreases westward, with some semi-desert ...
Rainfall rates downwind of cities are increased between 48% and 116%. Partly as a result of this warming, monthly rainfall is about 28% greater between 20 miles (32 km) to 40 miles (64 km) downwind of cities, compared with upwind. [66] Some cities show a total precipitation increase of 51%. [67]
In South Africa, rainfall peaked at 950 mm (37 in, ... Storms affecting Southern Africa by month Month Number of storms January 7. February 10. March 7. April 4.
The Union of South Africa's Weather Service was established in 1912 under the Department of Irrigation, with Charles M Stewart as its first Chief Meteorologist. [1] At some point between 1912 and 1940, the SAWS' name was changed to the Meteorological Service , and in 1940, during the Second World War , became the responsibility of the ...
The Storm Prediction Center is responsible for forecasting the risk of severe weather caused by severe thunderstorms, specifically those producing tornadoes, hail of one inch (2.5 cm) in diameter or larger, and/or winds of 58 miles per hour (93 km/h) [50 knots] or greater. The agency also forecasts hazardous winter and fire weather conditions.
Lightning from this storm was detected as far as 50–60 mi (80–97 km) away from the center of the storm. [330] A supercell thunderstorm that struck Chicago , Illinois and surrounding areas on June 13, 2022 may have surpassed its height, being at least over 60,000 ft (18 km; 11 mi) and potentially reaching as high as 65,000–70,000 ft (20 ...
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This is a list of countries by average annual precipitation. List. Per the World Bank (2017) [1] [2] Country mm/ year) Continent 1 ... South Sudan: 900: Africa 100