Current Conditions - United States Maps
The current condition contours are updated hourly and provide a
snapshot of the conditions across the region. Use drop-down or click map to select larger maps.
Current Temperatures
Current temperatures across the United States. Click map for larger image.
Current Dew Points
Current dew points across the United States. Dew Point is a measure of atmospheric moisture. It is the temperature to which air must be cooled in order to reach saturation (assuming air pressure and moisture content are constant). Click map for larger image.
Current Relative Humidity
Current relative humidity across the United States. ratio, expressed in percent, of the amount of atmospheric moisture present relative to the amount that would be present if the air were saturated. Click map for larger image.
Current Heat Index
Current heat index across the United States. Heat index is the combination of air temperature and humidity that gives a description of how the temperature feels. This is not the actual air temperature. Click map for larger image.
Current Wind Chill
Current wind chill temperatures across the United States. Wind chill is the calculation of temperature that takes into consideration the effects of wind and temperature on the human body. Describes the average loss of body heat and how the temperature feels. This is not the actual air temperature. Click map for larger image.
Current Wind Speed
Current wind speeds across the United States. Wind speed is the rate of the motion of the air on a unit of time. Click map for larger image.
Current Barometric Pressure
Current barometric pressure across the United States. The barometric pressure is the pressure exerted by the atmosphere at a given point. Its measurement can be expressed in several ways. One is in millibars. Another is in inches or millimeters of mercury (Hg). Click map for larger image.