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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
443 AM EDT Thu Jul 9 2020

443 AM EDT Thu Jul 9 2020

This hazardous weather outlook is for portions of southeast

.DAY ONE...Today and Tonight

A Heat Advisory is in effect today. Please see the latest urgent
weather message for details.

Scattered thunderstorms are possible from mid afternoon through mid
evening. The strongest storms are not expected to become severe but
will be capable of brief heavy rainfall and wind gusts around 40 mph
while moving northeast at 15 mph.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Scattered thunderstorms are again possible on Friday and Friday
evening as a cold front moves in. The chance for severe thunderstorms
remains low.


Spotter activation will not be needed today and tonight.


Air Quality Alert

St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Monroe-
Including the cities of Port Huron, Howell, Pontiac, Warren,
Ann Arbor, Detroit, and Monroe
409 AM EDT Thu Jul 9 2020

...Air Quality Alert in effect for Today...

The Michigan Department of Environment, Great Lakes, and Energy has
declared today Thursday July 9th to be an action day for elevated
levels of ozone. Pollutants are expected to be in the unhealthy for
sensitive groups range.

The action day is in effect for the following Michigan counties...

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

People and businesses are urged to avoid activities which lead to
ozone formation. These activities include...refueling vehicles or
topping off when refueling, using gasoline powered lawn equipment
and using charcoal lighter fluid. Positive activities include...
biking to work, delaying or combining errands and using water based

It is recommended that active children and adults, and people with
respiratory diseases such as asthma, limit prolonged outdoor

For further information, please see the Michigan Department of
Environment, Great Lakes, and Energy page at



Heat Advisory

National Weather Service Detroit/Pontiac MI
408 AM EDT Thu Jul 9 2020

Including the cities of Saginaw, Flint, Lapeer, Howell, Pontiac,
Warren, Ann Arbor, Detroit, and Monroe
408 AM EDT Thu Jul 9 2020


* WHAT...Heat index values up to 100.

* WHERE...Lapeer, Livingston, Saginaw, Oakland, Macomb, Genesee,
  Washtenaw, Monroe and Wayne Counties.

* WHEN...Until midnight EDT tonight.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses to occur.

* ADDITIONAL DETAILS...Humidity will be a bit higher compared to
  yesterday as temperatures likely reach the lower to mid 90s
  today. Heat indices are expected to rise to the upper 90s to
  near 100 degrees this afternoon. For many locations, today will
  be the eighth day in a row with high temperatures reaching 90
  degrees or higher. Conditions will stay warm and muggy tonight with
  clouds and periods of showers and storms then keeping high
  temperatures slightly lower on Friday.


Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.



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Page last modified: May 16, 2007
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