Iowa, 1998

Tornado in Iowa, August 3, 1998

August 3, 1998 · NWS DMX · 1 event in 1 county or zone

An upper level low pressure system was located over Iowa. The low was actually a warm core low and took on tropical characteristics.

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

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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 DMX wrote it up.

An upper level low pressure system was located over Iowa. The low was actually a warm core low and took on tropical characteristics. Thunderstorms developed during the late afternoon and continued into the evening hours. There was little in the way of severe weather with most reports indicating gusty winds and heavy rainfall. One small tornado touched down in Kossuth County at Bancroft. There was no damage as it touched down in a field and was only on the ground for a short time.

The radar

The Des Moines radar (KDMX), 177 km away, was scanning. The volume nearest the first event began at 01:09 UTC.

Open the radar archive at this moment

Event by event

1 tornado. Local standard time, as filed.

Tornado, Kossuth

When
August 3, 7:08 PM CST
Where
Kossuth County, Bancroft
Rating
F0
Path length
0.2 mi
Path width
25 yd
Reported by
LAW ENFORCEMENT
Coordinates
43.280, -94.220

What these are

Tornado
A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

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

The same day elsewhere

More

Every storm in Iowa in 1998Every state in 1998This day in weather historyThe tornado archive for Iowa, 1998Warnings in Iowa, August 1998

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 2026-09-24. Each event’s entry at NCEI: 5657399.