Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
708 PM CDT Tue Sep 16 2025
IAZ001>003-012>014-020>022-031-032-MNZ080-081-089-090-NEZ013-014-
SDZ071-180015-
Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Murray-Cottonwood-Nobles-Jackson-Dixon-
Dakota-Union-
708 PM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for northwest Iowa, west central
Iowa, southwest Minnesota, northeast Nebraska and southeast South
Dakota.
.DAY ONE...Tonight.
Isolated thunderstorms will be possible this evening and into the
early overnight hours. Severe weather risks remain low, but isolated
storms could produce nickle size hail and 50 mph winds.
A larger area of shower and thunderstorms moves northeast after
midnight, continuing through daybreak. The severe weather risk
remains low, but isolated storms may produce nickel size hail and 50
mph winds.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Additional chances for showers and thunderstorms are expected from
Wednesday through Friday. While locally heavy rainfall will be the
main threat, can`t rule out a few weak funnels with some of the
developing activity. Make sure to keep up to date with the latest
forecast.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
708 PM CDT Tue Sep 16 2025
MNZ071-072-097-098-SDZ038>040-050-052>070-180015-
Lincoln-Lyon-Pipestone-Rock-Beadle-Kingsbury-Brookings-Gregory-
Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-
Clay-
708 PM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for southwest Minnesota, central
South Dakota, east central South Dakota, south central South Dakota
and southeast South Dakota.
.DAY ONE...Tonight.
Isolated thunderstorms may be possible into the overnight hours,
however severe storms are not anticipated.
A larger area of shower and thunderstorms moves northeast after
midnight, continuing through daybreak. The severe weather risk
remains low, but isolated storms may produce nickel size hail and 50
mph winds.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Additional chances for showers and thunderstorms are expected from
Wednesday through Friday. While locally heavy rainfall will be the
main threat, can`t rule out a few weak funnels with some of the
developing activity. Make sure to keep up to date with the latest
forecast.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Grand Forks ND
310 PM CDT Tue Sep 16 2025
MNZ029>032-040-172015-
Wilkin-West Otter Tail-East Otter Tail-Wadena-Grant-
310 PM CDT Tue Sep 16 2025
This hazardous weather outlook is for portions of west central
Minnesota.
.DAY ONE...This Afternoon and Tonight
Isolated strong thunderstorms may develop early this evening over
parts of west central Minnesota. If strong thunderstorms develop,
small hail and lighting would be the main threats.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
A wet pattern with periods of rain is expected over parts of
eastern North Dakota into northwest and west central Minnesota
Wednesday through Friday. There is a high chance for soaking
rainfall over that three day period, which could cause impacts to
outdoor activities.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated today.
$$
Hazardous Weather Outlook
National Weather Service Duluth MN
136 PM CDT Tue Sep 16 2025
LSZ121-140>148-150-171845-
Bayfield to Oak Point WI-Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
136 PM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for portions of Lake Superior
and the Nearshore waters of western Lake Superior.
.DAY ONE...This afternoon and Tonight
Isolated thunderstorms are possible this evening. If
thunderstorms do form, hazards include up to penny size hail, wind
gusts up to 40 knots, and occasional cloud-to-water lightning.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Several rounds of thunderstorms are possible Wednesday through
Friday.
Gusty northeast winds and elevated wave heights on Thursday and
Friday may lead to hazardous conditions for smaller vessels.
$$
PA
More information may be obtained at the following web address:
http://www.weather.gov/duluth
Hazardous Weather Outlook
National Weather Service Duluth MN
136 PM CDT Tue Sep 16 2025
MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-171845-
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-
136 PM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for portions of northeast
Minnesota and northwest Wisconsin.
.DAY ONE...This afternoon and Tonight
There is around a 20 percent chance for thunderstorms across
northeast Minnesota this afternoon and tonight. Thunderstorm
potential will expand into northwest Wisconsin later on through
the night. Primary hazards will be hail to penny size, wind gusts
in excess of 50 mph, dangerous lightning and heavy rain.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Additional rounds of thunderstorms are possible Wednesday into
the weekend.
.SPOTTER INFORMATION STATEMENT...
Skywarn spotter activation is not anticipated this afternoon or
tonight.
$$
Hazardous Weather Outlook
National Weather Service Des Moines IA
118 PM CDT Tue Sep 16 2025
IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-171830-
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun-
Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene-
Boone-Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper-
Poweshiek-Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union-
Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
118 PM CDT Tue Sep 16 2025
This Hazardous Weather Outlook is for portions of central Iowa.
.DAY ONE...This afternoon and tonight
Isolated to scattered thunderstorms are expected this afternoon into
early this evening. A few strong to marginally severe storms are
possible with hail or gusty winds. In addition, the environment
may be supportive of weak funnel cloud development.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
More widespread storm chances are expected Wednesday through
Friday with activity lingering into this weekend. There is no
apparent severe weather risk at this time. Locally heavy rainfall
may occur, but widespread flooding is not expected.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated, but reports of funnel
clouds and rainfall totals are appreciated.
$$
Hazardous Weather Outlook...UPDATED
National Weather Service Aberdeen SD
113 PM CDT Tue Sep 16 2025
MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-171815-
Traverse-Big Stone-Corson-Campbell-McPherson-Brown-Marshall-Roberts-
Walworth-Edmunds-Day-Dewey-Potter-Faulk-Spink-Clark-Codington-Grant-
Hamlin-Deuel-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
113 PM CDT Tue Sep 16 2025 /1213 PM MDT Tue Sep 16 2025/
This Hazardous Weather Outlook is for west central Minnesota,
central South Dakota, north central South Dakota and northeast
South Dakota.
.DAY ONE...This afternoon and tonight.
Showers and thunderstorms are expected across the region late this
afternoon into the overnight hours. A few storms may become strong to
severe over portions of south central into east central South Dakota.
Main threats are winds to around 60 mph and quarter size hail.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
A prolonged period of wet weather is expected Wednesday and
Thursday, with most of the rain slowly coming to an end Friday into
Friday night. Moderate rain over the same area could create flooding
issues. There is a 70 percent chance of getting an inch of rain by
Friday, and around a 40 percent of getting over 2 inches of rain.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
TMT
