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Flood forecasting. Flood forecasting is the process of predicting the occurrence, magnitude, timing, and duration of floods in a specific area, often by analysing various hydrological, meteorological, and environmental factors. The primary goal of flood forecasting is to deliver timely and accurate information to decision-makers, empowering ...
The Ohio River is a 981-mile-long (1,579 km) river in the United States. It is located at the boundary of the Midwestern and Southern United States, flowing in a southwesterly direction from western Pennsylvania to its mouth on the Mississippi River at the southern tip of Illinois. It is the third largest river by discharge volume in the United ...
A flood warning is closely linked to the task of flood forecasting.The distinction between the two is that the outcome of flood forecasting is a set of forecast time-profiles of channel flows or river levels at various locations, while "flood warning" is the task of making use of these forecasts to make decisions about whether warnings of floods should be issued to the general public or ...
High water floods a pathway in Minto Brown Island Park on Thursday, Jan. 14, 2021. High water from rain caused the level of the Willamette River to reach near action levels and caused trails ...
Downstream, the river at Fort Dodge is forecast to crest early Thursday at its third-highest level. Caution tape is posted by the Des Moines River that flooded lowland areas on Wednesday, June 26 ...
Sigman said the lake is at 298 feet above mean sea level, which is 6 inches above normal. If the weather forecast holds, he expects the lake will return to its normal level in a week or so.
River flood warning. A river flood warning is issued by the National Weather Service of the United States when forecast points with formal river gaging sites and established flood stages along rivers, where flooding has already been forecast, is imminent or occurring. The National Weather Service defines river flooding as "the inundation of ...
Flood stage. Flood stage is the water level or stage at which the surface of a body of water has risen to a sufficient level to cause sufficient inundation of areas that are not normally covered by water, causing an inconvenience or a threat to life and property. When a body of water rises to this level, it is considered a flood event.