weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Air Quality Alert


MIZ063-068>070-075-076-083-140400-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Monroe-
Including the cities of Port Huron, Howell, Pontiac, Warren,
Ann Arbor, Detroit, and Monroe
910 AM EDT Fri Jul 12 2024

...Air Quality Advisory in effect for Saturday July 13th...

The Michigan Department of Environment, Great Lakes, and Energy has
declared an Air Quality Advisory for Saturday July 13th for elevated
levels of ozone. Pollutants are expected to be in the Unhealthy for
Sensitive Groups range.

The advisory is in effect for the following Michigan counties...

St. Clair...Livingston...Oakland...Macomb...Washtenaw...Wayne and
Monroe.

It is recommended that, when possible, you avoid strenuous outdoor
activities, especially those with respiratory diseases such as
asthma. People and businesses are urged to avoid activities which can
lead to ozone formation. These activities include: refueling
vehicles or topping off when refueling, using gasoline powered lawn
equipment, using charcoal lighter fluid.

Positive activities include: driving less, telecommuting, walking
or bike riding, delaying or combining errands, using water-based
paints.

For further information, please see EPAs Air Now site for
up-to-date air quality data:

https://www.airnow.gov/

$$

TF


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
351 PM EDT Fri Jul 12 2024

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-132000-
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-
351 PM EDT Fri Jul 12 2024

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

.DAY ONE...This Afternoon and Tonight

There will be a slight chance (20%) for thunderstorms across the
nearshore waters through early evening. Severe weather is not
expected but gusty winds to 30 knots and small hail will be possible.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Thunderstorms will be likely at times Sunday through Tuesday with
potential for some severe storms.

.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.

TF

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
351 PM EDT Fri Jul 12 2024

MIZ047>049-053>055-060>063-068>070-075-076-082-083-132000-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
351 PM EDT Fri Jul 12 2024

This hazardous weather outlook is for southeast Michigan.

.DAY ONE...This Afternoon and Tonight

There will be a chance (30%) for thunderstorms across the area
through early evening. Severe weather is not expected but gusty winds
to 40 mph and small hail will be possible, in addition to brief heavy
rain.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Hot and muggy conditions are likely Sunday through Tuesday with
temperatures in the upper 80s to lower 90s and heat index in the mid
90s. Thunderstorms will be likely at times during this window with
potential for some severe storms.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

Hazardous Weather Outlook
National Weather Service Wilmington OH
627 AM EDT Fri Jul 12 2024

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046-
051>056-060>065-070>074-077>082-088-131030-
Wayne-Fayette-Union-Franklin-Ripley-Dearborn-Ohio-Switzerland-
Carroll-Gallatin-Boone-Kenton-Campbell-Owen-Grant-Pendleton-Bracken-
Robertson-Mason-Lewis-Hardin-Mercer-Auglaize-Darke-Shelby-Logan-
Delaware-Miami-Champaign-Clark-Madison-Licking-Preble-Montgomery-
Greene-Pickaway-Fairfield-Butler-Warren-Clinton-Ross-Hocking-
Hamilton-Clermont-Brown-Highland-Adams-Pike-Scioto-
627 AM EDT Fri Jul 12 2024

This Hazardous Weather Outlook is for east central Indiana,
southeast Indiana, northeast Kentucky, northern Kentucky, central
Ohio, south central Ohio, southwest Ohio and west central Ohio.

.DAY ONE...Today and tonight.

There is a low probability for widespread hazardous weather.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Heat indices of around 100 degrees will be possible Sunday, Monday,
and Tuesday afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Charleston WV
258 AM EDT Fri Jul 12 2024

KYZ101>103-105-OHZ066-067-075-076-083>087-WVZ005>011-013>020-024>031-
130730-
Greenup-Carter-Boyd-Lawrence KY-Perry-Morgan-Athens-Washington-
Jackson OH-Vinton-Meigs-Gallia-Lawrence OH-Wayne-Cabell-Mason-
Jackson WV-Wood-Pleasants-Tyler-Lincoln-Putnam-Kanawha-Roane-Wirt-
Calhoun-Ritchie-Doddridge-Mingo-Logan-Boone-Clay-Braxton-Gilmer-
Lewis-Harrison-
258 AM EDT Fri Jul 12 2024

This Hazardous Weather Outlook is for northeast Kentucky, southeast
Ohio, and portions of central, northern, southern and western West
Virginia.

.DAY ONE...Today and Tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

With high temperatures in the mid to upper 90s, and increased
humidity, heat indices could reach around 100 degrees Monday and
Tuesday afternoons unless interrupted by thunderstorms, and even
Wednesday afternoon, depending upon the timing of the next cold
front.

.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