Sorted by: Pressure
1 Observation times listed are assigned to the observation based on the Iowa Environmental Mesonet [IEM] system clock and not the observation clock which tends to drift.
2 Wind values are 1 minute averages calculated by the IEM.
3 The 20 minute wind gust is the highest wind speed observed in a recent 20 minute period. The value is reset to 0 every 20 minutes, usually at :00, :20, and :40 after.