Iowa Environmental Mesonet Daily Bulletin for 24 March 2026

News

No news is good news

IEM Code Pushes <repo,branch> on Github

Timestamp Repository Message Link
Mar 23 10:39 AM iem,main 🎨 Harden iem-tc config Link
Mar 23 11:23 AM iem,main 📝 Increase duration and decrease log level Link
Mar 23 2:26 PM iem,main 📝 Sundry updates per log review Link
Mar 23 11:59 AM iemone,main 🎨 Use unpinned pre-commit config Link
Mar 23 12:07 PM iemone,main 💚 Appease eslint Link


Daily Feature

No feature posted

NWS Watch/Warning Summary for 12 AM 23 Mar 2026 - 12 AM 24 Mar 2026 CDT

Summary By WFO Watches
Type USIA ARXDVNDMXOAXFSD US
Tornado 0 0 0 0 0 0 0 0
Svr Tstorm 2 0 0 0 0 0 0 0
Flash Flood 3 0 0 0 0 0 0---

ARX = LaCrosse, WI DVN = Davenport, IA DMX = Des Moines, IA OAX = Omaha, NE FSD = Sioux Falls, SD

IEM Cow Report

SVR+TOR Warnings Issued:   2 Verified:   0 [0.0%]
Polygon Size Versus County Size            [56.7%]
Average Perimeter Ratio                    [57.7%]
Percentage of Warned Area Verified (15km)  [0.0%]
Average Storm Based Warning Size           [3399 sq km]
Probability of Detection(higher is better) [0.00]
False Alarm Ratio (lower is better)        [1.00]
Critical Success Index (higher is better)  [0.00]

IEMBot Social Media Posts

IEMBot can be configured to post messages to a number of social media services. More details: IEMBot Homepage.

Posts yesterday per supported service: