What DIFAX products help forecast severe weather?
These black and white fax maps come from the National Weather Service. Because of the way they are sent, some of the maps may be oriented incorrectly. DIFAX maps and charts are very large and detailed images, so you will have to use the scroll bars at the right side and bottom of your browser window to view the entire image. You can print each map from your browser, but remember to reduce the size to fit your paper. U.S. Radar Composite Chart – Depicts shaded areas of precipitation over the continental U.S. Precipitation cells and expected movement is shown. Weather Watch areas. Administrative messages from National Meteorlogical Center. Coverage Area: Continental U.S. U.S. Surface Plot- Chart shows surface high and low pressure centers and frontal systems. Each reporting station shows wind direction and speed, cloud cover, visibility, temperature, dew point, precipitation type and amounts, and barometric pressure. Outflow boundaries, the boundaries of thunderstorm outflow air, which m
