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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
353 PM CDT Tue Sep 19 2017

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
202100-
Winnebago-Boone-McHenry-Lake Illinois-Ogle-Lee-De Kalb-Kane-
DuPage-Cook-La Salle-Kendall-Grundy-Will-Kankakee-Livingston-
Iroquois-Ford-Lake Indiana-Porter-Newton-Jasper-Benton-
353 PM CDT Tue Sep 19 2017 /453 PM EDT Tue Sep 19 2017/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...Tonight.

WEATHER HAZARDS EXPECTED:

  Elevated Fog Risk.

DISCUSSION:

Areas of fog, potentially dense in some locations, are possible
tonight.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Wednesday...
  Limited Flooding Risk.
  Limited Severe Thunderstorm Risk.
  Elevated Fog Risk.

DISCUSSION:

Scattered thunderstorms are possible Wednesday afternoon through
Wednesday evening, especially across north central Illinois.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.

&&

$$

Hazardous Weather Outlook
National Weather Service Green Bay WI
348 PM CDT Tue Sep 19 2017

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-202100-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
348 PM CDT Tue Sep 19 2017

This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.

.DAY ONE...Tonight

Severe storms are not expected. There is a chance for showers and
thunderstorms tonight, toward daybreak, over central and north
central Wisconsin.

.DAYS TWO THROUGH SEVEN...Wednesday through Tuesday

There is marginal chance of severe storms Wednesday afternoon
into Wednesday evening.  Large hail, gusty winds and heavy rain
would be the main threats.

Other spotty thunderstorms are possible Thursday night across
much of the area, and across the far north Friday night through
Sunday morning. Chances of thunderstorms return across the entire
area Sunday afternoon and will continue into next Tuesday. It is
too early to determine if any of these storms could become severe.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed tonight.

$$

Hazardous Weather Outlook
National Weather Service Duluth MN
322 PM CDT Tue Sep 19 2017

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-201215-
Koochiching-North St. Louis-Northern Cook/Northern Lake-
North Itasca-Central St. Louis-Southern Lake/North Shore-
Southern Cook/North Shore-North Cass-South Itasca-South Cass-
Crow Wing-Northern Aitkin-South Aitkin-Carlton/South St. Louis-
Pine-Douglas-Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price-
322 PM CDT Tue Sep 19 2017

This Hazardous Weather Outlook is for portions of northeast
Minnesota and northwest Wisconsin.

.DAY ONE...This afternoon and Tonight

Strong northeast winds will increase the threat of rip currents
today, mainly in the Duluth entry affecting the Park Point Beach
in Duluth.

There is a chance for strong to severe thunderstorms tonight,
mainly across north-central Minnesota. Thunderstorms could produce
damaging winds, large hail, and brief heavy rainfall. As
thunderstorms move east into northeast Minnesota and northwest
Wisconsin towards early Wednesday morning, they are expected to
weaken.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Chance of thunderstorms continue Wednesday morning. A few strong
storms are possible and may produce gusty winds, small hail, and
frequent cloud-to-ground lightning.

There will be several opportunities for strong to severe
thunderstorms and heavy rainfall Thursday night through early
next week. The risk of strong to severe thunderstorms will
include all of the Northland Thursday evening through Friday
night, then shift southeast of a line from Aitkin to the Twin
Ports, including all of northwest Wisconsin for Saturday and
Sunday. The best chance for heavy rainfall will be Friday
afternoon and Friday night in Minnesota, then again Sunday
afternoon and Sunday night in northwest Wisconsin. Heavy rainfall
may produce flash flooding this weekend.

.SPOTTER INFORMATION STATEMENT...

Skywarn Spotters may be needed tonight in northern Minnesota,
possibly into northwest Wisconsin late tonight into early
Wednesday morning.

$$

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
319 PM CDT Tue Sep 19 2017

WIZ046-047-051-052-056>060-062>072-202030-
Marquette-Green Lake-Fond Du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
319 PM CDT Tue Sep 19 2017

This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin, and southeast Wisconsin.

.DAY ONE...Tonight

Fog may become dense over portions of east central and southeast
Wisconsin late tonight.

.DAYS TWO THROUGH SEVEN...Wednesday through Tuesday

Dense fog may linger into Wednesday morning over parts of east
central and southeast Wisconsin.

A moderate swim risk will develop at Lake Michigan beaches from
Sheboygan County south to Kenosha County on Wednesday. Breaking
waves and currents are expected. Stay away from dangerous areas
like piers, breakwalls, and river outlets.

There is a chance for thunderstorms Wednesday and Wednesday
night, and again next Monday night and Tuesday. An isolated severe
thunderstorm is possible Wednesday afternoon and evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed on Wednesday.

$$

Hazardous Weather Outlook
National Weather Service Twin Cities/Chanhassen MN
1239 PM CDT Tue Sep 19 2017

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
201745-
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Stevens-Pope-Stearns-
Benton-Sherburne-Isanti-Chisago-Lac Qui Parle-Swift-Chippewa-
Kandiyohi-Meeker-Wright-Hennepin-Anoka-Ramsey-Washington-
Yellow Medicine-Renville-McLeod-Sibley-Carver-Scott-Dakota-
Redwood-Brown-Nicollet-Le Sueur-Rice-Goodhue-Watonwan-Blue Earth-
Waseca-Steele-Martin-Faribault-Freeborn-Polk-Barron-Rusk-
St. Croix-Pierce-Dunn-Pepin-Eau Claire-
1239 PM CDT Tue Sep 19 2017

This Hazardous Weather Outlook is for portions of central and
southern Minnesota...and west central Wisconsin.

.DAY ONE...This Afternoon and Tonight

There is an Enhanced Risk of severe thunderstorms across western
Minnesota, a Slight Risk across portions of eastern Minnesota,
and a Marginal Risk across western Wisconsin tonight. The main
weather hazard will be damaging winds later this evening in far
western Minnesota. A smaller risk of large hail, with an isolated
risk of a tornado or two across far western Minnesota this
evening as well. The risk of large hail and tornadoes is very low
in central and eastern Minnesota, but isolated damaging wind gusts
is still possible late.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Thunderstorm chances continue over western Wisconsin Wednesday
morning, then periodic chances return area wide Thursday night
through Monday. Some strong or severe storms are possible. Of
particular concern is heavy rain potential with a slow moving
front and repeated rounds of thunderstorms. Several inches of
rain could lead to an increased flood risk across western and
portions of central Minnesota.

.SPOTTER INFORMATION STATEMENT...

SKYWARN spotter activation may be needed across western Minnesota
later today.

$$

Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
525 AM CDT Tue Sep 19 2017

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-201000-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
525 AM CDT Tue Sep 19 2017

This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.

.DAY ONE...TODAY AND TONIGHT

Dense fog over much of eastern Iowa, northeast Missouri and
west central Illinois will dissipate by around mid morning.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

There will be a chance for thunderstorms Wednesday and especially
Wednesday night. There is a low chance that a few of these storms
will be severe, with large hail and damaging winds being the
primary threats.

Unseasonably warm temperatures will combine with increasing
humidity to produce heat index readings in the low to mid 90s from
Wednesday afternoon, through at least Friday afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

05/12

Hazardous Weather Outlook
National Weather Service La Crosse WI
355 AM CDT Tue Sep 19 2017

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-201000-
Mitchell-Howard-Winneshiek-Allamakee-Floyd-Chickasaw-Fayette-
Clayton-Wabasha-Dodge-Olmsted-Winona-Mower-Fillmore-Houston-
Taylor-Clark-Buffalo-Trempealeau-Jackson-La Crosse-Monroe-Juneau-
Adams-Vernon-Crawford-Richland-Grant-
355 AM CDT Tue Sep 19 2017

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

.DAY ONE...Today and Tonight

Scattered storms are possible after midnight. A few could produce
small hail.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Scattered storms are possible Wednesday and Wednesday night. A few
could be strong across Wisconsin for the late afternoon and
evening hours. Gusty winds and hail would be the threats.

There are additional storm chances from Thursday night into early
next week. It is too early to discern if there would be a severe
risk.

.SPOTTER INFORMATION STATEMENT...

No action needed.

.EMERGENCY MANAGEMENT COORDINATION...

No webinar is scheduled.

$$

Hazardous Weather Outlook
National Weather Service Des Moines IA
354 AM CDT Tue Sep 19 2017

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-200900-
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun-
Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene-
Boone-Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper-
Poweshiek-Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union-
Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
354 AM CDT Tue Sep 19 2017

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...Today and tonight

Areas of dense fog will linger through early this morning,
especially over the southeastern half of Iowa.

Scattered thunderstorms are expected to arrive late this evening
and overnight with the severe risk being low.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Thunderstorms are possible Wednesday afternoon into the evening
with a marginal risk of severe weather. Damaging winds and large
hail would be the main threats. Isolated thunderstorms are also
possible Thursday and Thursday evening with the severe risk
appearing low. More widespread showers and thunderstorms are
expected to arrive over western Iowa by late Saturday and over
central and eastern Iowa by Sunday night lasting into Monday. It
is too early to determine the severe weather threat this weekend
into early next week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Wednesday afternoon and evening.

$$

Ansorge

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: June 2, 2009
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