Note: If the last update time is old just click refresh on your browser to cause the applet to re-load. To query our database for historical data use this sensor data query form.

If you cannot see the applet please download the latest Java plugin for your browser here.

The data displayed above is streaming in real-time from the sensor nodes over a wireless mutli-hop WiFi network. Clicking on a column heading will cause the source node to flash on the map.
The color of the links indicates the quality of the RF link between the two nodes that it connects. The color of the air pressure reading acts as a barometer
Air Pressure legendLink Color legend
Background colorMeaning
whiteno change
bluerising pressure
grayfalling pressure
Color of linkMeaning
greengood link
yellowok/usable link
blackbad quality/marginal link