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Flash Flood Watch

Flood Watch
National Weather Service La Crosse WI
334 AM CDT Fri Jul 21 2017

...More Heavy Rain Expected Today into Tonight...

.Several rounds of thunderstorms will produce 1 to 3 inches of
rain across the Upper Mississippi River Valley from this afternoon
through Saturday morning. Some locally higher rainfall amounts
are possible.

This expected heavy rainfall, coupled with saturated soils, could
cause flash flooding. This will include road washouts, mud and
rock slides, and rapid river rises.

IAZ009>011-030-MNZ079-086>088-094>096-WIZ032>034-041>044-053>055-
061-211700-
/O.CON.KARX.FF.A.0005.170721T1700Z-170722T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Howard-Winneshiek-Allamakee-Clayton-Wabasha-Dodge-Olmsted-Winona-
Mower-Fillmore-Houston-Buffalo-Trempealeau-Jackson-La Crosse-
Monroe-Juneau-Adams-Vernon-Crawford-Richland-Grant-
Including the cities of Cresco, Decorah, Waukon, Elkader,
Wabasha, Dodge Center, Rochester, Winona, Austin, Preston,
Caledonia, Alma, Arcadia, Whitehall, Black River Falls,
La Crosse, Sparta, Tomah, Mauston, Friendship, Viroqua,
Prairie Du Chien, Richland Center, and Platteville
334 AM CDT Fri Jul 21 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM NOON CDT TODAY
THROUGH SATURDAY MORNING...

The Flash Flood Watch continues for

* Portions of northeast Iowa, southeast Minnesota, and
  Wisconsin, including the following areas, in northeast Iowa,
  Allamakee, Clayton, Howard, and Winneshiek. In southeast
  Minnesota, Dodge, Fillmore, Houston, Mower, Olmsted, Wabasha,
  and Winona. In Wisconsin, Adams, Buffalo, Crawford, Grant,
  Jackson, Juneau, La Crosse, Monroe, Richland, Trempealeau, and
  Vernon.

* From noon CDT today through Saturday morning

* Heavy rainfall of 1 to 3 inches with locally higher amounts
  possible.

* Impacts could include flash flooding, additional road
  washouts, rock and mud slides, and river flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

Boyne



Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service La Crosse WI
321 AM CDT Fri Jul 21 2017

IAZ009>011-030-MNZ079-086>088-094>096-WIZ032>034-041>044-053>055-
061-221200-
Howard-Winneshiek-Allamakee-Clayton-Wabasha-Dodge-Olmsted-Winona-
Mower-Fillmore-Houston-Buffalo-Trempealeau-Jackson-La Crosse-
Monroe-Juneau-Adams-Vernon-Crawford-Richland-Grant-
321 AM CDT Fri Jul 21 2017

This Hazardous Weather Outlook is for portions of northeast
Iowa, southeast Minnesota, and central into southwest Wisconsin.

.DAY ONE...Today and Tonight

A Flash Flood Watch is in effect this afternoon through tonight.

Several rounds of thunderstorms will impact the area today into
tonight. Some storms could be severe with a risk for damaging
winds and hail. An isolated tornado also cannot be ruled out.

In addition, very heavy rainfall is possible with any storms
through tonight, with a risk for flash flooding to develop quickly
if storms repeatedly impact the same areas. Areas which received
heavy rains Wednesday night will be most susceptible to additional
significant flooding.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

A few thunderstorms are possible near and north of Interstate 94
Saturday afternoon. These storms are not expected to be severe.

Additional thunderstorms are possible areawide Tuesday night
through Thursday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this afternoon and evening.

.EMERGENCY MANAGEMENT COORDINATION...

A webinar has been scheduled for 11 am today.

$$



Special Weather Statement

Special Weather Statement
National Weather Service La Crosse WI
209 AM CDT Fri Jul 21 2017

MNZ079-087-088-095-096-WIZ032>034-041>044-053>055-061-210915-
Wabasha-Olmsted-Winona-Fillmore-Houston-Buffalo-Trempealeau-
Jackson-La Crosse-Monroe-Juneau-Adams-Vernon-Crawford-Richland-
Grant-
Including the cities of Wabasha, Rochester, Winona, Preston,
Caledonia, Alma, Arcadia, Whitehall, Black River Falls,
La Crosse, Sparta, Tomah, Mauston, Friendship, Viroqua,
Prairie Du Chien, Richland Center, and Platteville
209 AM CDT Fri Jul 21 2017

...Areas of Dense Fog Early This Morning...

Be alert for areas of dense fog with visibilities reduced to
around 1/2 mile or less in spots early this morning. Drive with
caution. Slow down and allow for extra travel time. The fog should
improve after sunrise.

$$

Boyne




U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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