Data set
Statistics
Analysis of confirmed tornado and severe weather events with filters by year, type, intensity and region.
TornadoF4Iowa
Confirmed events44in current filter
Period1952–1999by event date
With coordinates44100 % mappable
With evidence440 events with media
DATENÜBERBLICK
Verteilungen der aktuellen Auswahl
Die Diagramme reagieren auf die gesetzten Filter.
Chart by year
Chart by type
Chart by intensity
By year
Development of the confirmed data set.
19992 events
19953 events
19901 events
19893 events
19862 events
19841 events
19801 events
19792 events
19771 events
19761 events
19743 events
19711 events
19675 events
19654 events
19643 events
19611 events
19592 events
19543 events
19534 events
19521 events
By event type
Tornadoes, waterspouts and other severe weather types.
Tornado44 events
By intensity
Distribution of rated and unrated events.
F444 events
Seasonal distribution
Months with confirmed events.
Top countries
The strongest countries in the current filter.
United States44 events
Top regions
States, regions or other regional information.
Iowa44 events
Latest confirmed events
The most recently dated events in the current filter.
| Date | Type | Location | Intensity | |
|---|---|---|---|---|
| 08.04.1999 | Tornado | Creston Iowa, United States |
F4 | Details |
| 08.04.1999 | Tornado | Villisca Iowa, United States |
F4 | Details |
| 27.05.1995 | Tornado | Coon Rapids Iowa, United States |
F4 | Details |
| 27.05.1995 | Tornado | Spaulding Iowa, United States |
F4 | Details |
| 27.05.1995 | Tornado | Carroll Iowa, United States |
F4 | Details |
| 13.03.1990 | Tornado | Anamosa Iowa, United States |
F4 | Details |
| 30.05.1989 | Tornado | New Providence Iowa, United States |
F4 | Details |
| 24.05.1989 | Tornado | Stanhope Iowa, United States |
F4 | Details |