Alert archive / Michigan / Frost Advisories in 2025

Frost Advisory 2, NWS Detroit, MI

April 29, 202514 counties in Michigan

NWS Detroit, MI issued this frost advisory at Apr 29, 2025, 3:48 PM EDT for 14 counties in Michigan. It took effect at Apr 30, 2025, 2:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Apr 29, 2025, 3:48 PM EDT (19:48 UTC)
In effect from: Apr 30, 2025, 2:00 AM EDT
Expired: Apr 30, 2025, 8:00 AM EDT
In force: 6 hr
Issued by: NWS Detroit, MI

Counties Bay County, MI, Genesee County, MI, Huron County, MI, Lapeer County, MI, Livingston County, MI, Macomb County, MI, Midland County, MI, Oakland County, MI, Saginaw County, MI, Saint Clair County, MI, Sanilac County, MI, Shiawassee County, MI, Tuscola County, MI, Washtenaw County, MI

The radar

The Detroit radar (KDTX), 47 km from the middle of the area, began a volume at 19:51 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Detroit, MI wrote its last area forecast discussion before this frost advisory went out at Apr 29, 1:00 PM EDT, 2 hours 48 minutes earlier.

Area forecast discussion, Apr 29, 1:00 PM EDT, 2 hours 48 minutes before

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Hazardous weather outlook, Apr 29, 4:49 AM EDT, 10 hours 59 minutes before

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
449 AM EDT Tue Apr 29 2025

MIZ047>049-053>055-060>063-068>070-075-076-082-083-300830-
Midland-Bay-Huron-Saginaw-Tuscola-Sanilac-Shiawassee-Genesee-Lapeer-
St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
449 AM EDT Tue Apr 29 2025

This hazardous weather outlook is for southeast Michigan.

.DAY ONE...Today and Tonight

A Wind Advisory is in effect for Southeast Michigan from 9 AM to 6
PM today with gusts up to 45 mph. See the latest Urgent Weather
Message (NPW) for additional details.

Potential exists for a line of showers and thunderstorms to move
through this afternoon; isolated large hail and damaging wind gusts
cannot be ruled out, should storms materialize.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Rain and some embedded thunderstorms arrive early Thursday, persisting
into Friday morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-300830-
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-
449 AM EDT Tue Apr 29 2025

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

.DAY ONE...Today and Tonight

Gale Warnings and Small Craft Advisories are in effect today. See
the Marine Weather Message (MWW) for additional details.

Potential exists for a line of showers and thunderstorms to move
through this afternoon; isolated large hail and damaging wind gusts
cannot be ruled out, should storms materialize.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Rain and some embedded thunderstorms arrive early Thursday, persisting
into Friday morning.

.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.

KGK

In the hours before

Special weather statement, Apr 29, 2:17 PM EDT, 1 hour 31 minutes before

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Special weather statement, Apr 29, 2:25 PM EDT, 1 hour 23 minutes before

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Special weather statement, Apr 29, 2:34 PM EDT, 1 hour 14 minutes before

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Local storm report, Apr 29, 3:24 PM EDT, 24 minutes before

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Local storm report, Apr 29, 3:45 PM EDT, 3 minutes before

Preliminary Local Storm Report
National Weather Service Detroit/Pontiac MI
345 PM EDT Tue Apr 29 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0320 PM     Tstm Wnd Gst     2 SE New Haven          42.71N  82.77W
04/29/2025  M60 mph          Macomb             MI   Mesonet

            Measured at MIDOT site.

&&

Event Number DTX2500500

sf

Local storm report, Apr 29, 3:46 PM EDT, 2 minutes before

Preliminary Local Storm Report
National Weather Service Detroit/Pontiac MI
346 PM EDT Tue Apr 29 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0241 PM     Tstm Wnd Dmg     1 SE Waterford          42.66N  83.38W
04/29/2025                   Oakland            MI   Trained Spotter

            Multiple reports of roof partially removed from large
            building.

&&

Event Number DTX2500501

DRK

The office that day

Everything else NWS Detroit, MI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 29, 3:33 AM EDT	Wind Advisory	DTX	Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more	14 hr
Apr 29, 3:44 AM EDT	Gale Warning	DTX		18 hr
Apr 29, 2:17 PM EDT	Special Weather Statement	DTX	Livingston	13 min
Apr 29, 2:25 PM EDT	Special Weather Statement	DTX	Oakland	65 min
Apr 29, 2:34 PM EDT	Special Weather Statement	DTX	Livingston	26 min
Apr 29, 2:57 PM EDT	Severe Thunderstorm Warning	DTX	Macomb, Oakland	30 min
Apr 29, 3:06 PM EDT	Special Marine Warning	DTX		37 min
Apr 29, 3:19 PM EDT	Severe Thunderstorm Warning	DTX	Saint Clair	20 min
Apr 29, 3:51 PM EDT	Special Marine Warning	DTX		54 min
Apr 29, 4:53 PM EDT	Severe Thunderstorm Warning	DTX	Monroe	17 min
Apr 29, 4:54 PM EDT	Special Marine Warning	DTX		20 min

Nearby

Frost Advisories in Michigan, 2025 Every frost advisory in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.