iPhone AppSurface Contour Plots Current temperature contour US Temperature ContourContour plot of temperatures (F) for the contiguous US.
North American Temperature ContourContour plot of temperatures (F) for North America.
24 hour Temperature ChangeContour plot of the temperature change from current hour
to the same hour the previous day for the contiguous US.
US Wind Chill ContourContour plot of wind chill temperatures (F) for the contiguous US.
US Heat Index ContourContour plot of heat index (F) for the contiguous US.
US Pressure ContourContour plot of sea level pressure index (mb) for the contiguous US.
3 hour Pressure ChangeContour plot of the change in pressure from the current hour to
3 hours previous for the contiguous US. This is a good indicator
of low pressure movement.
US Dewpoint ContourContour plot of the dewpoint temperature (F) for the contiguous
US. The dewpoint temperature indicates the amount of moisture
(or humidity) in the atmosphere.
US Wind Speed ContourContour plot of the wind speed (knt) for the contiguous US.
US Wind StreamlinesThis plot shows wind streamlines over the contiguous US. The
streamlines show the direction of the wind and are color coded
for the wind speed.
US Moisture Convergence ContourContour plot of the moisture convergence for the contiguous US.
This is a good indicator of where upward motion will be initiated.
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