Damaging Winds in Iowa, October 11, 2020

Name: Damaging Winds in Iowa, October 11, 2020
Start: 2020-10-11T21:45
End: 2020-10-11T22:39
Location: Iowa

October 11, 2020 · NWS OAX · 7 events in 4 counties and zones

A line of storms associated with a cold front moved through eastern Nebraska into southwest Iowa. It produced large hail early on and strong winds late in the event.

Where it happened

Every event with a place to put it. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 7

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS OAX wrote it up.

A line of storms associated with a cold front moved through eastern Nebraska into southwest Iowa. It produced large hail early on and strong winds late in the event.

The radar

The Omaha radar (KOAX), 73 km away, was scanning. The volume nearest the first event began at 03:42 UTC.

Open the radar archive at this moment

Event by event

7 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Mills

When: October 11, 9:45 PM CST
Where: Mills County, 1.38 mi N of Tabor
Measured: 51 kt (59 mph) measured gust
Reported by: Public
Coordinates: 40.920, -95.670

Personal Weather Station measured a peak wind gust of 59 mph.

Thunderstorm Wind, Fremont

When: October 11, 9:52 PM CST
Where: Fremont County, 2.09 mi NW of Payne
Measured: 58 kt (67 mph) measured gust
Reported by: Department of Highways
Coordinates: 40.690, -95.780

Iowa DOT site measured a peak wind gust of 67 mph.

Thunderstorm Wind, Mills

When: October 11, 9:57 PM CST
Where: Mills County, 1.73 mi NE of Pacific City
Measured: 50 kt (58 mph) estimated gust
Reported by: Public
Coordinates: 41.070, -95.800

Mping report of 3 inch tree limbs down.

Thunderstorm Wind, Montgomery

When: October 11, 10:10 PM CST
Where: Montgomery County, 0.87 mi SE of Red Oak
Measured: 52 kt (60 mph) estimated gust
Reported by: Emergency Manager
Coordinates: 41.010, -95.220

Emergency manager reported multiple trees and tree branches down on power lines.

Thunderstorm Wind, Page

When: October 11, 10:11 PM CST
Where: Page County, 0.52 mi E of Essex Arpt
Measured: 50 kt (58 mph) estimated gust
Reported by: Public
Coordinates: 40.830, -95.310

Mping report of 3 inch tree limbs down.

Thunderstorm Wind, Fremont

When: October 11, 10:15 PM CST
Where: Fremont County, 4.67 mi WNW of Shenandoah
Measured: 53 kt (61 mph) measured gust
Reported by: AWOS
Coordinates: 40.800, -95.450

Shenandoah AWOS measured a peak wind gust of 61 mph.

Thunderstorm Wind, Page

When: October 11, 10:39 PM CST
Where: Page County, 2.7 mi ESE of Bethesda
Measured: 50 kt (58 mph) measured gust
Reported by: AWOS
Coordinates: 40.820, -95.050

Clarinda Airport AWOS measured a peak wind gust of 58 mph.

What these are

Thunderstorm Wind: Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Iowa in 2020 Every state in 2020 This day in weather history Warnings in Iowa, October 2020

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 923603, 923604, 923600, 923601, 923602, 923605, 923606.