How Do I Monitor Current Ionosphere Conditions?

Heavy solar activity can cause disruption in Earth's ionosphere, which can in turn adversely affect GPS position accuracy, particularly RTK. Solar activity and space weather can be monitored here: http://www.spaceweather.com Earth ionospheric conditions can be monitored here: http://www.sec.noaa.gov ..use the pull-down menu bar -> STORM Ionospheric Model. Solar Cycle Progression is also available from the pull-down menu bar on noaa's website.