Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
347 AM EDT Sat Apr 18 2026

MIZ047>049-053>055-060>063-068>070-075-076-082-083-190800-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
347 AM EDT Sat Apr 18 2026

This hazardous weather outlook is for southeast Michigan.

.DAY ONE...Today and Tonight

A strong cold front sweeps across the region this morning. Showers
and a few thunderstorms are expected and will be capable of producing
gusty winds to 40 mph.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Temperatures are expected to drop near the freezing mark Sunday
morning and into the 20s Monday morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

URGENT - WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
221 PM EDT Sat Apr 18 2026

MIZ053-060>063-068>070-075-076-082-083-190230-
/O.NEW.KDTX.FR.Y.0001.260419T0600Z-260419T1400Z/
/O.NEW.KDTX.FZ.A.0001.260420T0300Z-260420T1500Z/
Saginaw-Shiawassee-Genesee-Lapeer-St. Clair-Livingston-Oakland-
Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Flint, Warren, Monroe, Detroit, Howell,
Owosso, Saginaw, Port Huron, Adrian, Pontiac, Ann Arbor, and
Lapeer
221 PM EDT Sat Apr 18 2026

...FROST ADVISORY IN EFFECT FROM 2 AM TO 10 AM EDT SUNDAY...
...FREEZE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY
MORNING...

* WHAT...For the Frost Advisory, temperatures as low as 33 will
  result in frost formation. For the Freeze Watch, sub-freezing
  temperatures as low as 20 possible.

* WHERE...A portion of southeast Michigan.

* WHEN...For the Frost Advisory, from 2 AM to 10 AM EDT Sunday. For
  the Freeze Watch, from Sunday evening through Monday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing. Frost could harm sensitive outdoor vegetation. Sensitive
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

KGK

URGENT - WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
221 PM EDT Sat Apr 18 2026

MIZ053-060>063-068>070-075-076-082-083-190230-
/O.NEW.KDTX.FR.Y.0001.260419T0600Z-260419T1400Z/
/O.NEW.KDTX.FZ.A.0001.260420T0300Z-260420T1500Z/
Saginaw-Shiawassee-Genesee-Lapeer-St. Clair-Livingston-Oakland-
Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Flint, Warren, Monroe, Detroit, Howell,
Owosso, Saginaw, Port Huron, Adrian, Pontiac, Ann Arbor, and
Lapeer
221 PM EDT Sat Apr 18 2026

...FROST ADVISORY IN EFFECT FROM 2 AM TO 10 AM EDT SUNDAY...
...FREEZE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY
MORNING...

* WHAT...For the Frost Advisory, temperatures as low as 33 will
  result in frost formation. For the Freeze Watch, sub-freezing
  temperatures as low as 20 possible.

* WHERE...A portion of southeast Michigan.

* WHEN...For the Frost Advisory, from 2 AM to 10 AM EDT Sunday. For
  the Freeze Watch, from Sunday evening through Monday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing. Frost could harm sensitive outdoor vegetation. Sensitive
  outdoor plants may be killed if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

KGK

Hazard Report Provided By forecast.weather.gov