weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
349 PM CDT MON SEP 25 2017

...NORTHWEST WINDS STRENGTHEN WITH BUILDING WAVES TONIGHT...

.AN AREA OF LOW PRESSURE WILL LIFT OUT OF THE LOWER MISSOURI
RIVER VALLEY TOWARD WESTERN LAKE SUPERIOR TONIGHT. AS THE SURFACE
LOW APPROACHES...WINDS WILL VEER NORTHEASTERLY AND WIND SPEEDS
WILL INCREASE. THE COMBINATION OF STRENGTHENING WINDS AND BUILDING
WAVES WILL CREATE CONDITIONS HAZARDOUS TO SMALLER VESSELS. THE
SURFACE LOW IS FORECAST TO MOVE ACROSS NORTHEAST WISCONSIN...
UPPER MICHIGAN...ACROSS THE WESTERN HALF OF LAKE SUPERIOR TUESDAY
AFTERNOON. WINDS WILL GRADUALLY DIMINISH THROUGH TUESDAY EVENING
AND EVENTUALLY BACK NORTHWESTERLY.

LSZ121-147-260700-
/O.NEW.KDLH.SC.Y.0049.170926T0300Z-170926T2100Z/
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
SAND ISLAND TO BAYFIELD WI-
349 PM CDT MON SEP 25 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
CDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A SMALL CRAFT
ADVISORY, WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM CDT
TUESDAY.

* SUSTAINED WINDS...NORTHEAST 10 TO 20 KNOTS.

* WIND GUSTS...UP TO 30 KNOTS.

* WAVES...4 TO 6 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
349 PM CDT MON SEP 25 2017

...NORTHWEST WINDS STRENGTHEN WITH BUILDING WAVES TONIGHT...

.AN AREA OF LOW PRESSURE WILL LIFT OUT OF THE LOWER MISSOURI
RIVER VALLEY TOWARD WESTERN LAKE SUPERIOR TONIGHT. AS THE SURFACE
LOW APPROACHES...WINDS WILL VEER NORTHEASTERLY AND WIND SPEEDS
WILL INCREASE. THE COMBINATION OF STRENGTHENING WINDS AND BUILDING
WAVES WILL CREATE CONDITIONS HAZARDOUS TO SMALLER VESSELS. THE
SURFACE LOW IS FORECAST TO MOVE ACROSS NORTHEAST WISCONSIN...
UPPER MICHIGAN...ACROSS THE WESTERN HALF OF LAKE SUPERIOR TUESDAY
AFTERNOON. WINDS WILL GRADUALLY DIMINISH THROUGH TUESDAY EVENING
AND EVENTUALLY BACK NORTHWESTERLY.

LSZ148-260700-
/O.NEW.KDLH.SC.Y.0049.170926T0300Z-170927T0300Z/
OAK POINT TO SAXON HARBOR WI-
349 PM CDT MON SEP 25 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
10 PM CDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A SMALL CRAFT
ADVISORY, WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 10 PM CDT
TUESDAY.

* SUSTAINED WINDS...NORTH 10 TO 20 KNOTS.

* WIND GUSTS...UP TO 30 KNOTS.

* WAVES...5 TO 7 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

HUYCK


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Duluth MN
439 PM CDT Mon Sep 25 2017

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-261115-
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-
439 PM CDT Mon Sep 25 2017

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

.DAY ONE...Tonight

Thunderstorms will be possible for the rest of the afternoon and
evening, mainly in northwest Wisconsin.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Increasing northeast winds is expected to lead to a high risk for
rip currents on Tuesday in the Twin Ports, impacting Park Point
Beach in Duluth and Wisconsin Point Beach in Superior.

.SPOTTER INFORMATION STATEMENT...

Skywarn Spotter activation is not anticipated this afternoon or
tonight. However, a strong thunderstorm is possible over northwest
Wisconsin, which may bring small hail and gusty winds.

$$

Hazardous Weather Outlook
National Weather Service Duluth MN
439 PM CDT Mon Sep 25 2017

LSZ121-140>148-261115-
Bayfield to Oak Point WI-Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
439 PM CDT Mon Sep 25 2017

This Hazardous Weather Outlook is for portions of the Nearshore
waters of western Lake Superior.

.DAY ONE...Tonight

Winds will veer northeasterly this evening and wind speeds will
increase to 15 to 25 knots with gusts to 30 knots possible. The
combination of strengthening winds and resultant waves will create
conditions hazardous to smaller vessels. Please refer to the
latest Nearshore Marine Forecast and Small Craft Advisory for
additional details.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Strong northeast winds will continue into early afternoon before
easing. Conditions hazardous to smaller vessels will continue for
most areas into the afternoon, and along portions of the south
shore through evening.

$$

JTS/Huyck

More information may be obtained at the following web address:
http://www.weather.gov/duluth (all lower case)

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
353 PM CDT Mon Sep 25 2017

IAZ001>003-012-013-020-MNZ071-072-080-081-089-090-097-098-NEZ013-
014-SDZ038>040-050-052>071-262100-
Lyon IA-Osceola-Dickinson-Sioux-O`Brien-Plymouth-Lincoln MN-
Lyon MN-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-Dixon-
Dakota-Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn-Miner-
Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha-
Charles Mix-Douglas-Hutchinson-Turner-Lincoln SD-Bon Homme-
Yankton-Clay SD-Union-
353 PM CDT Mon Sep 25 2017

This Hazardous Weather Outlook is for portions of northwest Iowa,
southwest Minnesota, northeast Nebraska, central South Dakota,
east central South Dakota, south central South Dakota, and
southeast South Dakota.

.DAY ONE...This Afternoon and Tonight

Light rain continues overnight. Patchy fog may briefly reduce
visibilities into Tuesday morning.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service La Crosse WI
309 PM CDT Mon Sep 25 2017

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-262015-
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-
309 PM CDT Mon Sep 25 2017

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

.DAY ONE...Late This Afternoon and Tonight

Thunderstorms will be possible late this afternoon and evening.
Lightning will be the main threat and severe weather is not
expected.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Additional thunderstorms could occur Tuesday afternoon. Lightning
will again be the main threat and severe weather is not
anticipated.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

.EMERGENCY MANAGEMENT COORDINATION...

No webinar is scheduled.

$$

RRS

Hazardous Weather Outlook
National Weather Service Twin Cities/Chanhassen MN
1159 AM CDT Mon Sep 25 2017

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
261000-
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-
1159 AM CDT Mon Sep 25 2017

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

.DAY ONE...This Afternoon and Tonight

Isolated thunderstorms can be expected through tonight across
eastern Minnesota into western Wisconsin. The severe weather
threat is low.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

SKYWARN spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Des Moines IA
406 AM CDT Mon Sep 25 2017

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-260915-
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-
406 AM CDT Mon Sep 25 2017

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...Today and tonight

Widespread showers and non-severe thunderstorms are forecast
today through tonight. There may be a few brief periods of
moderate rainfall mainly across western Iowa as well.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

FAB

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
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE