Home: AR Portal at NOAA Physical Sciences Laboratory
Access information, images, analyses, diagnostics of current conditions, forecasts, and projects related to atmospheric rivers (ARs). More on ARs... Latest integrated water vapor, cloud liquid …
AR Forecasts - National Oceanic and Atmospheric Administration
The graphics below are designed to forecast the presence and strength of Atmospheric Rivers using data from the NCEP Global Forecast System (GFS), North American Mesoscale …
Atmospheric River Forecast Products
This page contains graphics designed to forecast the presence and strength of Atmospheric Rivers using data from the NCEP Global Forecast System (GFS), Global Ensemble Forecast …
Track the Latest Atmospheric River to Hit the West Coast - The …
2 days ago · A Pacific storm system is funneling an atmospheric river toward the Western United States, delivering heavy rain and snow.
NOAA Satellites Track Powerful Atmospheric Rivers Impacting the …
4 days ago · Satellite data, combined with land-based observations, helps refine forecast models, improving predictions of atmospheric river intensity and duration to support water resource …
Satellite Obs: AR Portal at NOAA Physical Sciences Laboratory
The following shows the Automated Atmospheric River detection technique designed and run by NOAA/ESRL/PSL applied to SSMIS water vapor imagery. [ More Information and Archived …
Atmospheric River Scale - CW3E
Atmospheric River Scale Forecast Products. The AR scale is determined based on the duration of AR conditions (IVT >250 kg m-1 s-1) and maximum IVT during the AR as described in Ralph …
Center for Western Weather and Water Extremes (CW3E)
Feb 3, 2025 · Revolutionize the physical understanding, observations, weather predictions, seasonal outlooks and climate projections of extreme events in Western North America, …
Atmospheric River Forecast: More Rain Expected to Soak …
Feb 3, 2025 · Skiers may delight in the snow forecast, but the latest in a series of atmospheric rivers threatens to bring flooding and mudslides to California. CANADA MINN. N.D. WIS. …
Atmospheric river slams California with heavy rain: Latest forecast ...
Feb 4, 2025 · Rainfall rates could reach more than 1 inch per hour on Tuesday. An atmospheric river is pounding Northern California with heavy rain and the threat of flooding before heading …