September 26th 0-2 Day Forecast
Currently, a cold front is moving through the area, bringing in precipitation this morning and throughout the rest of Wednesday.
Radar observations and surface observations taken at 1608 UTC and 1600 UTC respectively on September 26th, 2012.
The front will stall out over southern Indiana tonight, continuing to bring the area precipitation until it starts continue to move south as a high pressure system from the north begins to move into the Midwest.
NAM Model Output at 0300 UTC on September 27th, 2012 with Mean Sea Level Pressure (yellow contours), 1000mb-500mb thickness (red dashed lines) and precipitation outlook (centimeters)
After this front moves out of the area tonight and into tomorrow morning, a high pressure system will move in and be situated over Iowa and Southern Minnesota, bringing the area clear skies and pleasant temperatures that will continue on throughout the upcoming weekend. Starting tomorrow, highs are expected to be in the lower 70s, and possibly only be as warm as the upper 60s, as there is slight cold air advection at the 850mb level on Friday.
NAM Model output on Friday, September 28th at 1800 UTC. Left: 850mb winds (green barbs), geopotential height (yellow contours) and temperature (red dotted lines). Right: Mean Sea Level Pressure (yellow contours), 1000mb-500mb thickness (red dashed lines) and precipitation outlook (centimeters).
Today's forecast graphics were provided by Juan A. Crespo.