weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
405 AM EST Tue Feb 20 2018

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-211000-
Lake St Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM
off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw
Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
405 AM EST Tue Feb 20 2018

This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.

.DAY ONE...Today and Tonight

There will be a chance of thunderstorms today and tonight as a low
pressure system moves through ahead of a slowly advancing cold front.
These storms are not expected to be severe.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

You can obtain your latest National Weather Service forecasts online
at www.weather.gov/detroit.

DRK

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
405 AM EST Tue Feb 20 2018

MIZ047>049-053>055-060>063-068>070-075-076-082-083-211000-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
405 AM EST Tue Feb 20 2018

This hazardous weather outlook is for portions of southeast
Michigan.

.DAY ONE...Today and Tonight

A flood watch is in effect today and tonight. See the latest flood
watch statement for additional detail.

There will be a chance of thunderstorms today and tonight as a low
pressure system moves through ahead of a slowly advancing cold front.
These storms are not expected to be severe.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

A flood watch is in effect through Wednesday afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

HAZARDOUS WEATHER OUTLOOK
National Weather Service Grand Rapids MI
505 AM EST Tue Feb 20 2018

MIZ037>040-043>046-050>052-056>059-064>067-071>074-211015-
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-
Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
505 AM EST Tue Feb 20 2018

This hazardous weather outlook is for portions of southwest Lower
Michigan.

.DAY ONE...Today and Tonight

The flood potential will remain high through tonight as several
rounds of heavy rain are forecasted. Local ice jams may occur.

A few thunderstorms will be possible into Tuesday evening. Any
stronger storm could contain gusty winds.

Fog could be locally dense.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

High water levels are forecasted on the area rivers through the
end of the week as the water routes its way downstream into Lake
Michigan. Several additional storm systems are possible Thursday
Night into Friday and again on Sunday which could lead to
additional precipitation.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Gaylord MI
401 AM EST Tue Feb 20 2018

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-MIZ008-015>036-041-
042-211115-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-Chippewa-
Mackinac-Emmet-Cheboygan-Presque Isle-Charlevoix-Leelanau-Antrim-
Otsego-Montmorency-Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-
Oscoda-Alcona-Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-
Gladwin-Arenac-
401 AM EST Tue Feb 20 2018

This hazardous weather outlook is for northern Lower Michigan...
eastern Upper Michigan...and adjacent nearshore waters of Lake
Michigan...Lake Huron and Lake Superior.

.DAY ONE...Today and tonight.

A wintry mix of precipitation will continue to impact eastern
upper and portions of northern lower Michigan today and this
evening. See ongoing advisories for further details.

Periods of heavier rain are expected toward Saginaw Bay today and
this evening and will produce rises on area rivers and streams.
See ongoing flood watch and river flood warning for details.

Ice jam flooding will remain possible on area rivers.

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

There may be mixed precipitation Thursday night into Friday morning
along M-55.

River flooding is expected on the Rifle River Wednesday through
Friday. See ongoing flood warning for further details.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

&&

For more information visit http://weather.gov/gaylord.

$$

Hazardous Weather Outlook
National Weather Service Cleveland OH
347 AM EST Tue Feb 20 2018

OHZ003-210900-
Lucas-
347 AM EST Tue Feb 20 2018

...FLOOD WATCH IN EFFECT THROUGH WEDNESDAY AFTERNOON...

This Hazardous Weather Outlook is for northwest Ohio.

.DAY ONE...Today and Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

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

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

Additional rain is expected Friday into Sunday. There is the
potential for flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Cleveland OH
347 AM EST Tue Feb 20 2018

LEZ149-OHZ006>014-017>023-027>033-036>038-047-089-PAZ001>003-210900-
Lake Erie nearshore waters from Conneaut OH to Ripley NY-Wood-Ottawa-
Sandusky-Erie-Lorain-Cuyahoga-Lake-Geauga-Ashtabula Inland-Hancock-
Seneca-Huron-Medina-Summit-Portage-Trumbull-Wyandot-Crawford-
Richland-Ashland-Wayne-Stark-Mahoning-Marion-Morrow-Holmes-Knox-
Ashtabula Lakeshore-Northern Erie-Southern Erie-
347 AM EST Tue Feb 20 2018

This Hazardous Weather Outlook is for Lake Erie, north central
Ohio, northeast Ohio, northwest Ohio and northwest Pennsylvania.

.DAY ONE...Today and Tonight.

Additional rain is expected Tonight into Wednesday. There is a
potential for flooding.

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

Additional rain is expected Friday into Sunday. There is the
potential for flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

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