Tornado, Calhoun
- When
- February 11, 2:04 PM CST to 2:12 PM CST
- Where
- Calhoun County, Mozier to 1 mi NNE of Mozier
- Rating
- F2
- Path length
- 9 mi
- Path width
- 100 yd
- Property damage
- $300,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 39.300, -90.770
Tornado in Illinois, February 11, 1999
The Annada, MO tornado crossed the Mississippi River west of Mozier and continued northeast for about 9 miles across Calhoun County, IL. The tornado reached a maximum intensity of F2 with a damage path up to 100 yards wide.
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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $300,000
- 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 LSX wrote it up.
The Annada, MO tornado crossed the Mississippi River west of Mozier and continued northeast for about 9 miles across Calhoun County, IL. The tornado reached a maximum intensity of F2 with a damage path up to 100 yards wide. The tornado first damaged a home as it crossed Highway 96 north of Mozier. A 2 car garage was destroyed, the porch destroyed and several windows were blown out. The tornado moved northeast up West Panther Creek Hollow where it reached F2 intensity. One home was destroyed with only 2 walls left standing. 2 x 4 boards became missiles with several driven into walls and into the ground. Half of the roof of another nearby home was also blown off. 3 other homes suffered minor damage. Several outbuildings were also destroyed and numerous trees were uprooted along the path.
The radar
The St Louis radar (KLSX), 67 km away, was scanning. The volume nearest the first event began at 20:02 UTC.
Event by event
1 tornado. Local standard time, as filed.
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
- Wildfire and Dust Storm in California, February 11 to 12, 1999
- Hail and High Wind in Kansas, February 11, 1999
- Tornado in Missouri, February 11, 1999
- Ice Storm in Iowa, February 11, 1999
- Damaging Winds and High Wind in Illinois, February 11, 1999
- Flooding and Hail in Wisconsin, February 11, 1999
- Hail and Damaging Winds in Iowa, February 11, 1999
- Tornado in Illinois, February 11, 1999
- Damaging Winds in Illinois, February 11, 1999
- Tornado in Missouri, February 11, 1999
- Tornado in Illinois, February 11, 1999
- Tornado in Illinois, February 11, 1999
More
Every storm in Illinois in 1999Every state in 1999This day in weather historyThe tornado archive for Illinois, 1999Warnings in Illinois, February 1999
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: 5683649.