IEM Daily Bulletin for Jun 16 2025

[daryl herzmann]

Iowa Environmental Mesonet Daily Bulletin for 16 June 2025

News

No news is good news

IEM Code Pushes <repo,branch> on Github

Timestamp	Repository	Message	Link
Jun 16 7:06 AM	iem,main	🐛 Restore old LSR app assets	Link

Daily Feature

No feature posted

NWS Watch/Warning Summary for 12 AM 15 Jun 2025 - 12 AM 16 Jun 2025 CDT

	Summary		By WFO					Watches
Type	US	IA	ARX	DVN	DMX	OAX	FSD	US
Tornado	3	0	0	0	0	0	0	0
Svr Tstorm	218	5	0	0	3	1	2	5
Flash Flood	87	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: 211 Verified:  63 [29.9%]
Polygon Size Versus County Size            [18.8%]
Average Perimeter Ratio                    [18.5%]
Percentage of Warned Area Verified (15km)  [10.0%]
Average Storm Based Warning Size           [2312 sq km]
Probability of Detection(higher is better) [0.73]
False Alarm Ratio (lower is better)        [0.70]
Critical Success Index (higher is better)  [0.27]