
Scattered severe thunderstorms are expected this afternoon and evening from eastern Texas into the lower Mississippi and Tennessee Valleys/southern Appalachians. Heavy to excessive rainfall may produce flash flooding from the lower Mississippi River Valley into the southern Appalachians today. A late-season snowstorm will continue heavy snow over parts of the central Rockies through today. Read More >
Spaceflight Meteorology Group
National Center
Y-axis is pressure in millibars. Wind barbs are located to the left hand side of the diagram with speed in knots. Temperature is solid red line in Celcius. Dashed green line is dew point in Celcius.
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Spaceflight Meteorology Group
Johnson Space Center / WS8
Houston, TX 77058
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