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Columbia, IA Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Columbia, IA
Elevation: 886ft
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Active Weather Alerts

Tornado Watch
Issued: 6:57 PM Jun. 11, 2026 – National Weather Service
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 313 UNTIL
9 PM CDT THIS EVENING WHICH REPLACES A PORTION OF TORNADO WATCH
311. THE NEW WATCH IS VALID FOR THE FOLLOWING AREAS

IN IOWA THE NEW WATCH INCLUDES 8 COUNTIES

IN SOUTH CENTRAL IOWA

APPANOOSE             LUCAS                 MAHASKA
MARION                MONROE                WAYNE

IN SOUTHEAST IOWA

DAVIS                 WAPELLO

THIS INCLUDES THE CITIES OF ALBIA, ALLERTON, BLOOMFIELD,
CENTERVILLE, CHARITON, CORYDON, HUMESTON, KNOXVILLE, OSKALOOSA,
OTTUMWA, PELLA, AND SEYMOUR.

* PRIMARY THREATS INCLUDE...

SEVERAL TORNADOES AND A COUPLE INTENSE TORNADOES LIKELY.
WIDESPREAD DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 80
MPH LIKELY.
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2.5
INCHES IN DIAMETER POSSIBLE.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES                        :  80%
PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES       :  60%
PROB OF 10 OR MORE SEVERE WIND EVENTS              :  90%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH            :  70%
PROB OF 10 OR MORE SEVERE HAIL EVENTS              :  50%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES          :  50%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : >95%
MEAN STORM MOTION /MPH/                            :  E 40

Flood Warning
Issued: 6:23 PM Jun. 11, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...A portion of south central Iowa, including the following
county, Marion.

* WHEN...Until 1000 PM CDT Thursday.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations is imminent or occurring. Numerous roads
remain closed due to flooding.

* ADDITIONAL DETAILS...
- At 122 PM CDT, Emergency management reported road closures
due to heavy rain. Between 2 and 5 inches of rain have
fallen. Additional rain this this afternoon may prolong or
worsen the flooding, especially along Cedar Creek.
- Some locations that will experience flooding include...
Knoxville, Melcher-Dallas, Bussey, Hamilton, Marysville and
Knoxville Municipal Airport.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

For the latest stream observations and forecasts refer to
weather.gov/desmoines/water.

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&



Flood Watch
Issued: 6:18 PM Jun. 11, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...Portions of central, south central, and southeast Iowa,
including the following counties, in central Iowa, Jasper and
Poweshiek. In south central Iowa, Appanoose, Lucas, Mahaska,
Marion, Monroe and Wayne. In southeast Iowa, Davis and Wapello.

* WHEN...Until 4 PM CDT this afternoon.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
- More rain this afternoon in addition to recent rainfall from
Wednesday through this morning may lead to renewed,
additional or more significant flooding.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

For the latest stream observations and forecasts refer to
weather.gov/desmoines/water.

&&

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