Direct Observations of Climate

• The National Weather Service COOP network is a group of human observers that take once daily observations. These observations are made at roughly 7 AM for the past 24 hour period. So the High Temperature reported is often from the previous day.
  • High + Low Temperature
  • Precipitation Frozen precipitation is melted and included in the total.
  • Snowfall
  • Snow Depth
  • Sortable Observations View observations in a table, you can also view data from other states in the MidWest!

Computed Observations of Climate

• The automated sensors located at the airports report observations roughly each hour. The IEM collects this information and then calculates summary values.
  • ASOS High/Low Temperature
  • 12Z AWOS RTP First Guess Formatted product generated for the National Weather Service for comparison.
  • Precipitation for today
  • Peak Wind Gust

RADAR Estimates

• Radar-estimate of storm total precip through 6 PM (CST)
• Radar-estimate of storm total precip through 6 AM (CST)
• Radar-estimate of storm total precip through NOON (CST)

Today's Climatology

• Average Hi/Low Temp
• Record Hi/Low Temp
• Download Climatology Data

Climatology data applications

• Daily Temperature Extremes Tables of daily climate values.
• High / Low Temperature Histograms
  Histograms of high versus low temperature for a given period of the year.
• Hourly Precip Accumulator Generate precipitation summaries based on the interval of your choice.