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Flash Flood Threat is the amount of rainfall of a given duration in excess of the corresponding Flash Flood Guidance value. The flash flood threat when used with existing or forecast rainfall then is an index that provides an indication of areas where flooding is imminent or occurring and where immediate action is or will be shortly needed.
The Weather Prediction Center also acts as the backup office to the National Hurricane Center in the event of a complete communications failure. Long range climatological forecasts are produced by the Climate Prediction Center (CPC), a branch of the National Weather Service. These include 8–14 day outlooks, monthly outlooks, and seasonal ...
The Weather Prediction Center in College Park, Maryland provides guidance for future precipitation amounts and areas where excessive rainfall is likely, [40] while local NWS offices are responsible for issuing Flood Watches, Flash Flood Watches, Flood Warnings, Flash Flood Warnings, and Flood Advisories for their local County Warning Area, as ...
The AWIPS program office is working in conjunction with the National Centers for Environmental Prediction (NCEP) to incorporate the NAWIPS baseline software used by the NCEP centers, National Hurricane Center (NHC) / Aviation Weather Center (AWC) / Storm Prediction Center (SPC) as well as the Weather Prediction Center (formerly ...
The storm system could bring heavy rainfall and flooding from the Gulf Coast to ... the most significant storm the FOX Forecast Center is tracking in the medium to long term appears as if it’ll ...
The global models are run at varying times into the future. The Met Office's Unified Model is run six days into the future, [55] the European Centre for Medium-Range Weather Forecasts model is run out to 10 days into the future, [56] while the Global Forecast System model run by the Environmental Modeling Center is run 16 days into the future. [57]
Within the United States, the Hydrometeorological Prediction Center, [20] River Forecast Centers, [1] and local forecast offices within the National Weather Service create precipitation forecasts for up to five days in the future, [21] forecasting amounts equal to or greater than 0.01 inches (0.25 mm). Starting in the mid-to-late 1990s, QPFs ...
The outer periphery of the storm system reached the Northeast on Saturday and produced snow, sleet and freezing rain. The FOX Forecast Center said that, much like the first storm, Pennsylvania and ...