Scattered severe thunderstorms are possible across parts of the Ohio Valley and Mid-Atlantic this afternoon and evening. Strong to severe wind gusts capable of producing wind damage should be the primary hazard, but isolated hail may also occur. Thunderstorms may bring heavy to excessive rainfall and possible flooding today over the northern Gulf Coast and upper Ohio Valley. 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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