Tornado record · Original Fujita scale
F1 tornado, Delaware County, Iowa, August 26, 2004
RatingF1
Deaths0
Injuries0
Length4.2 mi
Width440 yd
Path
Drawn as a straight line from the recorded start point (42.35, -91.25) to the end point (42.38, -91.22), which is all NOAA's record holds. The real track may have curved.
The record
- Date
- August 26, 2004, 9:51 PM (as recorded, Central Standard Time)
- Rating
- F1
- States
- Iowa
- Counties
- Delaware County
- Path
- 4.2 miles long, up to 440 yards wide
- Casualties
- 0 deaths, 0 injuries
Other tornadoes on August 26, 2004
| Date | Rating | State | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| Aug 26, 2004 | F2 | Iowa | 3 mi | 880 yd | 0 | 0 |
| Aug 26, 2004 | F2 | Iowa | 7 mi | 1,200 yd | 0 | 0 |
| Aug 26, 2004 | F1 | Colorado | 1.5 mi | 130 yd | 0 | 0 |
| Aug 26, 2004 | F1 | Iowa | 3 mi | 30 yd | 0 | 0 |
| Aug 26, 2004 | F1 | Iowa | n/a | 40 yd | 0 | 0 |
| Aug 26, 2004 | F1 | Iowa | 0.8 mi | 40 yd | 0 | 0 |
| Aug 26, 2004 | F0 | Montana | n/a | n/a | 0 | 0 |
| Aug 26, 2004 | F0 | Iowa | 0.5 mi | 50 yd | 0 | 0 |
| Aug 26, 2004 | F0 | Illinois | 0.1 mi | 10 yd | 0 | 0 |
| Aug 26, 2004 | F0 | Iowa | 2 mi | 100 yd | 0 | 0 |
| Aug 26, 2004 | F0 | Iowa | 0.5 mi | 50 yd | 0 | 0 |
| Aug 26, 2004 | F0 | Iowa | 0.5 mi | 50 yd | 0 | 0 |
| Aug 26, 2004 | F0 | Missouri | 0.1 mi | 50 yd | 0 | 0 |
| Aug 26, 2004 | F0 | Missouri | 0.1 mi | 50 yd | 0 | 0 |
Tornado history nearby
Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.