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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Marquette MI
455 AM EDT Sun Sep 24 2017

LSZ162-240>251-263>267-251200-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
455 AM EDT Sun Sep 24 2017 /355 AM CDT Sun Sep 24 2017/

This Hazardous Weather Outlook is for portions of Eastern Lake
Superior...Central Lake Superior and Western Lake Superior.

.DAY ONE...Today and Tonight

Thunderstorms are possible tonight over the west half of Lake
Superior.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Thunderstorms are possible at times Sunday night through Tuesday.

.SPOTTER INFORMATION STATEMENT...

The need for weather spotter reports is not anticipated at this
time.

$$

Hazardous Weather Outlook
National Weather Service Green Bay WI
316 AM CDT Sun Sep 24 2017

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-251100-
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-
316 AM CDT Sun Sep 24 2017

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

.DAY ONE...Today and Tonight

Another very warm and humid day is expected today. High
temperatures are forecast to generally reach the 85 to 90 degree
range with heat indices in the upper 80s to middle 90s.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Another warm and humid day is expected across most areas on Monday
and then for eastern Wisconsin on Tuesday with highs in the lower
to middle 80s. Readings will be much cooler across central and
north-central Wisconsin on Tuesday. High temperatures on
Wednesday will be much closer to the seasonal normals for late
September.

Thunderstorms are possible at times Monday through Tuesday
evening. Although some of the storms could produce heavy rainfall
and gusty winds, the risk for severe weather with the storms
appears low at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Hazardous Weather Outlook
National Weather Service Green Bay WI
316 AM CDT Sun Sep 24 2017

LMZ521-522-541>543-251100-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
316 AM CDT Sun Sep 24 2017

This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.

.DAY ONE...Today and Tonight

Patchy fog may pose a navigation hazard to mariners at times,
mainly on Lake Michigan.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Patchy fog will continue at times through Tuesday, especially on
Lake Michigan. The fog may be locally dense at times, with
visibilities below one mile resulting in a navigation hazard for
mariners.

There is a chance of thunderstorms Monday night through Tuesday
evening that will pose a hazard to mariners.

Gusty northwest winds could result hazardous conditions for small
craft Wednesday into Wednesday evening, and again Friday into
Friday night.

$$

TDH/Eckberg

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
405 AM EDT Sun Sep 24 2017

MIZ047>049-053>055-060>063-068>070-075-076-082-083-250815-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
405 AM EDT Sun Sep 24 2017

This hazardous weather outlook is for southeast Michigan.

.DAY ONE...Today and Tonight

Record to near record temperatures will continue today. Highs will
range from the mid 80s near the shorelines to the lower 90s across
interior sections of lower Michigan. A few mid 90s are also still
possible. Heat safety precautions should be considered for those
engaged in outdoor activity.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Near record early fall heat will continue through Monday and Tuesday
before the next cold front arrives. This front will bring the next
chance of thunderstorms Tuesday night into Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

HAZARDOUS WEATHER OUTLOOK
National Weather Service Grand Rapids MI
346 AM EDT Sun Sep 24 2017

LMZ844>849-MIZ037>040-043>046-050>052-056>059-064>067-071>074-
250800-
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-Mason-Lake-
Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-Montcalm-
Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton-Ingham-
Van Buren-Kalamazoo-Calhoun-Jackson-
346 AM EDT Sun Sep 24 2017

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

.DAY ONE...Today and Tonight

Record heat, with highs into the lower and mid 90s, is expected
this afternoon across most of the area. Heat index values will be
in the mid 90s during this afternoon at most locations inland of
Lake Michigan. Those numbers are in the Extreme Caution Zone on
the National Weather Service Heat Index chart. If you plan to
spend time outside this afternoon consider some heat related
safety precautions.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

The hot temperatures will continue on both Monday and Tuesday
afternoon before a cold front brings cooler temperatures on
Wednesday. Isolated thunderstorms are possible early Wednesday
with the cold front.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

wdm

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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