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Quibdó, the capital of Chocó, receives the most rain in the world among cities with over 100,000 inhabitants: 9,000 millimetres (350 in) per year. [62] Storms in Chocó can drop 500 mm (19.7 in) of rainfall in a day. This amount is more than falls in many cities in a year's time.
Ten-year floods have a 10% chance of occurring in any given year (P e =0.10); 500-year have a 0.2% chance of occurring in any given year (P e =0.002); etc. The percent chance of an X-year flood occurring in a single year is 100/X. A similar analysis is commonly applied to coastal flooding or rainfall data.
Average precipitation across the region show maxima along the coastal plain and along the mountains of the Appalachians. Between 28 inches (710 mm) and 62 inches (1,600 mm) of precipitation falls annually across the area. [60] Seasonally, there are slight changes to precipitation distribution through the year.
A city on Florida's west coast was hit by a record-breaking 8 inches of rain in just three hours on ... 5 p.m. and 8 p.m. in Sarasota that it should only be expected every 500 to 1,000 years.
For example, a 10-year flood has a 1/10 = 0.1 or 10% chance of being exceeded in any one year and a 50-year flood has a 0.02 or 2% chance of being exceeded in any one year. This does not mean that a 100-year flood will happen regularly every 100 years, or only once in 100 years. Despite the connotations of the name "return period".
Lightning from this storm was detected as far as 50–60 mi (80–97 km) away from the center of the storm. [332] 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 ...
Roswell was drenched in 5.78 inches of rain, setting an all-time daily record on Saturday, Oct. 19, the National Weather Service in Albuquerque reported. The previous record was 5.65 inches set on ...
Businesses are still drying out, as city workers mend streets and clear debris from storm drains, with more rain is expected this week. A ’1-in-1,000 year’ storm just caused record-setting ...