The Iowa Environmental Mesonet (IEM) collects environmental data from cooperating members with observing networks. The data are stored and made available on this website.
Earth Day 2025
Posted: 23 Apr 2025 05:30 AM, Views: 589
The 22nd of April is Earth Day and the weather yesterday in Iowa was quite nice for April. The featured chart presents an info-graphic of some climate metrics contained within the National Weather Service Climate Report (CLI) for Cedar Rapids. The statistical extras found on the high and low temperature dials are based on period of record observations for the site. Precipitation metrics for the site are looking decent with April above average and the year to date period not far behind average. More rainfall chances are in the near term forecast.
Previous Years' Features
CoCoRaHS Update
Posted: 29 Jan 10:29 AM
13-16 Jan Network Issue [resolved]
Posted: 15 Jan 10:13 AM
Alaska Marine Warnings
Posted: 8 Jan 9:28 AM
Wagering on ASOS Temperatures
Posted: 4 Dec 10:39 AM
25 Sep Website Issues [resolved]
Posted: 25 Sep 8:04 AM
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Soil Temperatures
Data from the Iowa State Soil Moisture Network is found on this website and daily soil temperature averages are used to produce the highlighted analysis.
Current Data
The IEM combines data from participating networks into products like maps shown above and web applications to analyze the data.
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