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Washington, DC
Mostly Sunny, 7:10 PM
79- Precipitation: 0%
- Humidity: 47%
- Wind: 4 mph
Air quality is acceptable, but there may be a risk for some people who are unusually sensitive to air pollution.(Air quality powered by Breezometer)
No protection needed.
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Discover the latest weather forecast for the United States, featuring daily and 14-day long-range predictions. View detailed, interactive graphs and click for in-depth information on each day's weather in United States.
Be prepared with the most accurate 10-day forecast for Madison, WI with highs, lows, chance of precipitation from The Weather Channel and Weather.com.
Be prepared with the most accurate 10-day forecast for Cincinnati, OH with highs, lows, chance of precipitation from The Weather Channel and Weather.com.
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Weather models, known formally as "Numerical Weather Prediction" are at the core of modern weather forecasts. All the forecast information you see at weather.us is powered by weather models, do what are they and how do they work? Weather models are simulations of the future state of the atmosphere out through time. Millions of observations are used...
There are two general types of weather models, global models and regional models. Global models produce forecast output for the whole globe, generally extending a week or two into the future. Because these models cover a wider area, and a longer timespan, they’re generally run at a lower resolution, both spatially (fewer forecast points per given a...
Many different national weather centers have supercomputers that run weather models. Each of these is slightly different, using different equations to solve for various physical processes that shape our weather patterns. Many of them also have slightly different resolutions, and use slightly different combinations of initial data sources. These sli...
14 day forecast (ECMWF-IFS/EPS, graphs with ranges) Forecast XL (Graph and table up to 10 days - choose your model) Forecast Ensemble (Up to 7 models, multiple runs, graph up to 46 days)
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