Weather Alerts for Howard County

Issued by the National Weather Service

Severe Thunderstorm Warning  SEVERE THUNDERSTORM WARNING   Severe Thunderstorm Warning
HOWARD COUNTY

Areas Affected:
Chickasaw, IA - Howard, IA - Fillmore, MN - Olmsted, MN
Effective: Tue, 5/21 5:24pm Updated: Tue, 5/21 5:40pm Urgency: Immediate
Expires: Tue, 5/21 6:30pm Severity:  Severe  Certainty: Observed

 
Details:
SVRARX

The National Weather Service in La Crosse has issued a

* Severe Thunderstorm Warning for...
Howard County in northeastern Iowa...
Chickasaw County in northeastern Iowa...
Olmsted County in southeastern Minnesota...
Western Fillmore County in southeastern Minnesota...

* Until 630 PM CDT.

* At 523 PM CDT, severe thunderstorms were located along a line
extending from near Hayfield to near Adams to near Riceville to
near Clarksville, moving east at 60 mph.

HAZARD...70 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.

* Severe thunderstorms will be near...
Nashua, Elma, and Ionia around 530 PM CDT.
Rochester, Stewartville, Spring Valley, and Lime Springs around
535 PM CDT.
New Hampton, Wykoff, and Jerico around 540 PM CDT.
Cresco, Chatfield, Fredericksburg, Lawler, and Fountain around 545
PM CDT.
Preston, Eyota, Dover, and Protivin around 550 PM CDT.

Other locations impacted by these severe thunderstorms include Vernon
Springs County Park, Forestville State Park, Vernon Springs, County
Roads 9 And 10, Bradford, Potsdam, and Chickasaw.

This includes Interstate 90 in Minnesota between mile markers 205 and
232.

Information:
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.

A Tornado Watch remains in effect until 900 PM CDT for northeastern
Iowa...and southeastern Minnesota.

Tornado Watch  TORNADO WATCH   Tornado Watch
HOWARD COUNTY

Areas Affected:
Allamakee, IA - Chickasaw, IA - Clayton, IA - Fayette, IA - Floyd, IA - Howard, IA - Mitchell, IA - Winneshiek, IA - Dodge, MN - Fillmore, MN - Houston, MN - Mower, MN - Olmsted, MN - Wabasha, MN - Winona, MN - Buffalo, WI - Crawford, WI - Grant, WI - Richland, WI - Trempealeau, WI - Vernon, WI
Effective: Tue, 5/21 4:02pm Updated: Tue, 5/21 5:40pm Urgency: Future
Expires: Tue, 5/21 9:00pm Severity:  Extreme  Certainty: Possible

 
Details:
TORNADO WATCH 277 REMAINS VALID UNTIL 9 PM CDT THIS EVENING FOR
THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 8 COUNTIES

IN NORTH CENTRAL IOWA

FLOYD                 MITCHELL

IN NORTHEAST IOWA

ALLAMAKEE             CHICKASAW             CLAYTON
FAYETTE               HOWARD                WINNESHIEK

IN MINNESOTA THIS WATCH INCLUDES 7 COUNTIES

IN SOUTHEAST MINNESOTA

DODGE                 FILLMORE              HOUSTON
MOWER                 OLMSTED               WABASHA
WINONA

IN WISCONSIN THIS WATCH INCLUDES 6 COUNTIES

IN SOUTHWEST WISCONSIN

CRAWFORD              GRANT                 RICHLAND
VERNON

IN WEST CENTRAL WISCONSIN

BUFFALO               TREMPEALEAU

THIS INCLUDES THE CITIES OF ALMA, ARCADIA, AUSTIN, CALEDONIA,
CHARLES CITY, CRESCO, DECORAH, DODGE CENTER, ELKADER,
NEW HAMPTON, OELWEIN, OSAGE, PLATTEVILLE, PRAIRIE DU CHIEN,
PRESTON, RICHLAND CENTER, ROCHESTER, VIROQUA, WABASHA, WAUKON,
WHITEHALL, AND WINONA.

Flood Watch  FLOOD WATCH   Flood Watch
HOWARD COUNTY

Areas Affected:
Mitchell - Howard - Winneshiek - Allamakee - Floyd - Chickasaw - Fayette - Clayton - Wabasha - Dodge - Olmsted - Winona - Mower - Fillmore - Houston
Effective: Tue, 5/21 1:35pm Updated: Tue, 5/21 5:40pm Urgency: Future
Expires: Tue, 5/21 9:00pm Severity:  Severe  Certainty: Possible

 
Details:
The first round of precipitation is over and brought widespread
rainfall amounts of 1 to 3 inches, heaviest near Austin to Byron
Minnesota and across all of northeast Iowa. There have been reports
of ponding of water and small creeks exceeding their banks.
Additional rainfall amounts this evening are expected to be around
an inch. Storms are expected to be fast moving, which will limit the
flash flood threat, but ponding of water in poor drainage areas is
expected.

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

* WHERE...Portions of Iowa, including the following counties,
Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard, Mitchell
and Winneshiek and southeast Minnesota, including the following
counties, Dodge, Fillmore, Houston, Mower, Olmsted, Wabasha and
Winona.

* WHEN...Until 9 PM CDT this evening.

* IMPACTS...Flooding may occur in poor drainage and urban areas.
Area creeks and streams are running high and could flood with more
heavy rain.

* ADDITIONAL DETAILS...
- A round of precipitation this morning brought widespread 1 to
3 inches of rain. Another around of precipitation this
evening has the potential to bring another 1 to 1.5 inches of
rain.
- http://www.weather.gov/safety/flood

Information:
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

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