Weekend will be chilly in Michigan. What forecasters are saying

As cool air strikes into Michigan this week, indicators of fall are already beginning to pop up, and the primary frost or freeze cannot be far off.

Parts of the upper Midwest may even see frost in late August as temperatures may backside out within the 30s in some spots after the weekend of Aug. 23.

The National Weather Service in Minnesota is looking the upcoming chilly climate “an appetizer for the upcoming fall season.”

Even some “lake-effect rain showers” — the milder cousin to the extra acquainted lake-effect snow — may dampen the shores of among the Nice Lakes.

The coolness shall be most notable within the Midwest over the weekend earlier than spreading into the Northeast by early subsequent week, forecasters stated.

“What will be the most substantial cool air outbreak since final spring is anticipated to brush throughout the Midwest from Friday (Aug. 22) by means of Sunday (Aug. 24),” stated AccuWeather meteorologist Alex Sosnowski in an online report.

He added “on the peak of this outbreak, temperatures could resemble these sometimes skilled in late September or early October.”

Behind the chilly entrance, cooler, drier air will sweep throughout a big portion of the nation, Weather.com reported: “Temperatures are anticipated to run as much as 25 levels under common from the Plains to the Midwest — and even attain into components of the South,” famous Climate.com meteorologist Jennifer Grey.

By Monday, Aug. 25, highs in Chicago and Detroit could wrestle to succeed in 70 levels, in comparison with historic averages within the decrease 80s for this time in August, Sosnowski stated.

On common, Michigan begins to see freezing temperatures in mid-September to early November, although temperatures could get cooler earlier.

The National Weather Service’s temperature 6-10 day outlook forecasts Michigan seeing below-normal temperatures, with a powerful likelihood of cooler temperatures throughout central to southwest Michigan.

This weekend, Aug. 23-24, statewide highs uncommon anticipated to vary from the 60s to 80s with in a single day temperatures dropping to the decrease 50s and higher 40s. Ironwood, within the western UP, is anticipated to see the good low at 45 levels on Sunday, Aug. 24.

The Higher Peninsula and northern Michigan sometimes see their first freezes — temperatures at or under 32 levels — in early September, based on the Midwestern Regional Climate Center.

In 2024, the earliest freeze was on Oct. 4 throughout Ontonagon, Gogebic, Baraga and Iron counties within the western UP.

Within the Decrease Peninsula, the typical first freeze dates vary from late September to late October, with final yr’s earliest freeze touchdown on Oct. 5 in Missaukee, Otsego, Crawford and Oscoda counties.

Here is an inventory of the typical first freeze dates by county to foretell the 2025 rising season in Michigan:

How cool will or not it’s in Michigan this weekend?

Listed below are the forecast temperature highs and lows throughout Michigan this weekend, Aug. 23-24, from the NWS:

• Detroit: On Aug. 23 there’s a excessive of 83 and low of 61; on Aug. 24 there’s a excessive of 78 and low of 56.
• Lansing: On Aug. 23 there’s a excessive of 82 and low of 57; on Aug. 24 there’s a excessive of 74 and low of 52.
• Grand Rapids: On Aug. 23 there’s a excessive of 80 and low of 59; on Aug. 24 there’s a excessive of 72 and low of 55.
• Coldwater: On Aug. 23 there’s a excessive of 81 and low of 56; on Aug. 24 there’s a excessive of 73 and low of 52.
• Kalamzoo: On Aug. 23 there’s a excessive of 80 and low of 58; on Aug. 24 there’s a excessive of 72 and low of 52.
• Gaylord: On Aug. 23 there’s a excessive of 74 and low of 53; on Aug. 24 there’s a excessive of 65 and low of 48.
• Alpena: On Aug. 23 there’s a excessive of 77 and low of 56; on Aug. 24 there’s a excessive of 70 and low of 53.
• Marquette: On Aug. 23 there’s a excessive of 69 and low of 55; on Aug. 24 there’s a excessive of 62 and low of 51.
• Sault Ste. Maire: On Aug. 23 there’s a excessive of 72 and low of 57; on Aug. 24 there’s a excessive of 62 and low of 52.
• Ironwood: On Aug. 23 there’s a excessive of 64 and low of 48; on Aug. 24 there’s a excessive of 58 and low of 45.

Is there a distinction between a frost and a freeze?

Sure. Based on the Previous Farmers’ Almanac, frost forms at temperatures near or above 32 degrees, whereas a freeze is when temperatures drop to or under 32 levels.

The Previous Farmer’s Almanac offers first and last frost dates for choose cities throughout the state.

When is the official begin to fall 2025?

Monday, Sept., 22, 2025, is the primary day of fall, marking the autumnal equinox within the northern hemisphere, when the solar is instantly above the earth’s equator.

When will the primary freezing temperature attain northern Michigan?

The Midwestern Regional Climate Center, a program between the National Centers for Environmental Information and Purdue University, offers local weather information with interactive maps for the Midwest.

The freeze information exhibits common first and final freeze dates for the spring and fall seasons recorded from 1950 to 2024.

Listed below are the typical first freeze dates, together with the freeze dates for 2024, starting with northern Michigan:

Emmet County

• Common first freeze at 32 levels: Oct. 9
• 2024 first freeze date: Oct. 10

Cheboygan County

• Common first freeze: Oct. 3
• 2024 first freeze date: Oct. 10

Presque Isle County

• Common first freeze: Oct. 10
• 2024 first freeze date: Oct 17

Charlevoix County

• Common first freeze: Oct. 9
• 2024 first freeze date: Oct. 10

Antrim County

• Common first freeze: Oct. 5
• 2024 first freeze date: Oct. 10

Otsego County

• Common first freeze: Sept. 24
• 2024 first freeze date: Oct. 5

Montmorency County

• Common first freeze: Sept. 28
• 2024 first freeze date: Oct. 9

Alpena County

• Common first freeze: Oct. 9
• 2024 first freeze date: Oct. 17

Leelanau County

• Common first freeze: Oct. 19
• 2024 first freeze date: Nov. 2

Benzie County

• Common first freez: Oct. 15
• 2024 first freeze date: Nov. 2

Grand Traverse County

• Common first freeze: Oct. 8
• 2024 first freeze date: Nov. 2

Kalkaska County

• Common first freeze: Sept. 28
• 2024 first freeze date: Oct. 9

Crawford County

• Common first freeze: Sept. 24
• 2024 first freeze date: Oct. 5

Oscoda County

• Common first freeze: Sept. 27
• 2024 first freeze date: Oct. 5

Alcona County

• Common first freeze: Oct. 6
• 2024 first freeze date: Oct. 17

Manistee County

• Common first freeze: Oct. 12
• 2024 first freeze date: Oct. 27

Wexford County

• Common first freeze: Oct. 1
• 2024 first freeze date: Oct. 10

Missaukee County

• Common first freeze: Sept. 23
• 2024 first freeze date: Oct. 5

Roscommon County

• Common first freeze: Sept. 27
• 2024 first freeze date: Oct. 9

Ogemaw County

• Common first freeze: Sept. 27
• 2024 first freeze date: Oct. 9

Iosco County

• Common first freeze: Oct. 4
• 2024 first freeze date: Oct. 9

Mason County

• Common first freeze: Oct. 11
• 2024 first freeze date: Oct. 27

Lake County

• Common first freeze: Oct. 1
• 2024 first freeze date: Oct. 9

Osceola County

• Common first freeze: Sept. 26
• 2024 first freeze date: Oct. 10

Clare County

• Common first freeze: Sept. 30
• 2024 first freeze date: Oct. 10

Gladwin County

• Common first freeze: Oct. 4
• 2024 first freeze date: Oct. 10

Arenac County

• Common first freeze: Oct. 4
• 2024 first freeze: Oct. 16

When will the primary fall freeze happen in southeast Michigan?

Listed below are the freeze dates for counties within the Thumb space:

Huron County

• Common first freeze: Oct. 17
• 2024 first freeze date: Oct. 27

Tuscola County

• Common first freeze: Oct. 10
• 2024 first freeze date: Oct. 17

Sanilac County

• Common first freeze: Oct. 17
• 2024 first freeze date: Oct. 27

Lapeer County

• Common first freeze: Oct. 13
• 2024 first freeze date: Oct. 17

St. Clair County

• Common first freeze: Oct. 22
• 2024 first freeze date: Oct. 27

Macomb County

• Common first freeze: Oct. 22
• 2024 first freeze date: Oct. 27

Wayne County

• Common first freeze: Oct. 19
• 2024 first freeze date: Oct. 27

Oakland County

• Common first freeze: Oct. 16
• 2024 first freeze date: Oct. 27

Livingston County

• Common first freeze: Oct. 13
• 2024 first freeze date: Oct. 17

Washtenaw County

• Common first freeze: Oct. 14
• 2024 first freeze date: Oct. 17

Monroe County

• Common first freeze: Oct. 21
• 2024 first freeze date: Oct. 27

When will central Michigan see temperatures at or under 32 levels?

Listed below are the freeze dates for counties in central Michigan:

Bay County

• Common first freeze: Oct. 13
• 2024 first freeze date: Oct. 17

Midland County

• Common first freeze: Oct. 9
• 2024 first freeze date: Oct. 10

Isabella County

• Common first freeze: Oct. 8
• 2024 first freeze date: Oct. 17

Mecosta County

• Common first freeze: Oct. 4
• 2024 first freeze date: Oct. 9

Montcalm County

• Common first freeze: Oct. 8
• 2024 first freeze date: Oct. 17

Gratiot County

• Common first freeze: Oct. 12
• 2024 first freeze date: Oct. 17

Saginaw County

• Common first freeze: Oct. 12
• 2024 first freeze date: Oct. 17

Genesee County

• Common first freeze: Oct. 13
• 2024 first freeze date: Oct. 17

Shiawassee County

• Common first freeze: Oct. 11
• 2024 first freeze date: Oct. 18

Ingham County

• Common first freeze: Oct. 11
• 2024 first freeze date: Oct. 17

Eaton County

• Common first freeze: Oct. 8
• 2024 first freeze date: Oct. 17

Clinton County

• Common first freeze: Oct. 11
• 2024 first freeze date: Oct. 18

Livingston County

• Common first freeze: Oct. 13
• 2024 first freeze date: Oct. 17

When will the primary freeze happen within the Grand Rapids space?

Listed below are the freeze dates for counties in southwestern Michigan:

Newaygo County

• Common first freeze: Oct. 3
• 2024 first freeze date: Oct. 17

Oceana County:

• Common first freeze: Oct. 7
• 2024 first freeze date: Oct. 17

Muskegon County

• Common first freeze: Oct. 11
• 2024 first freeze date: Oct. 17

Ottawa County

• Common first freeze: Oct. 15
• 2024 first freeze date: Oct. 27

Kent Rely

• Common first freeze: Oct. 10
• 2024 first freeze date: Oct. 17

Barry County

• Common first freeze: Oct. 9
• 2024 first freeze date: Oct. 17

Allegan County

• Common first freeze: Oct. 14
• 2024 first freeze date: Oct. 27

In southern Michigan, when will the primary freeze occur?

Listed below are the freeze dates for counties in southern Michigan:

Van Buren County

• Common first freeze: Oct. 14
• 2024 first freeze date: Oct. 17

Kalamazoo County

• Common first freeze: Oct. 13
• 2024 first freeze date: Oct. 17

Calhoun County

• Common first freeze: Oct. 9
• 2024 first freeze date: Oct. 17

Berrien County

• Common first freeze: Oct. 18
• 2024 first freeze date: Oct. 27

Cass County

• Common first freeze: Oct. 12
• 2024 first freeze date: Oct. 17

St. Joseph County

• Common first freeze: Oct. 11
• 2024 first freeze date: Oct. 17

Department County

• Common first freeze: Oct. 11
• 2024 first freeze date: Oct. 27

Hillsdale County

• Common first freeze: Oct. 9
• 2024 first freeze date: Oct. 18

Lenawee County

• Common first freeze: Oct. 13
• 2024 first freeze date: Oct. 17

Jackson County

• Common first freeze: Oct. 11
• 2024 first freeze date: Oct. 17

When will the Higher Peninsula see freezing temperatures this fall?

Listed below are the freeze dates for counties within the Higher Peninsula:

Keweenaw County

• Common first freeze: Oct. 10
• 2024 first freeze date: Oct. 9

Houghton County

• Common first freeze: Sept. 26
• 2024 first freeze date: Oct. 9

Ontonagon County

• Common first freeze: Sept. 23
• 2024 first freeze date: Oct. 4

Gogebic County

• Common first freeze: Sept. 23
• 2024 first freeze date: Oct. 4

Baraga County

• Common first freeze: Sept. 23
• 2024 first freeze date: Oct. 4

Iron County

• Common first freeze: Sept. 17
• 2024 first freeze date: Oct. 4

Marquette County

• Common first freeze: Sept. 30
• 2024 first freeze date: Oct. 9

Dickinson County

• Common first freeze: Sept. 25
• 2024 first freeze date: Oct. 8

Alger County

• Common first freeze: Oct. 5
• 2024 first freeze date: Oct. 10

Delta County

• Common first freeze: Oct. 7
• 2024 first freeze date: Oct. 10

Menominee County

• Common first freeze: Sept. 29
• 2024 first freeze date: Oct. 17

Schoolcraft County

• Common first freeze: Oct 6
• 2024 first freeze date: Nov. 2

Luce County

• Common first freeze: Sept. 29
• 2024 first freeze date: Oct. 10

Chippewa County

• Common first freeze: Oct. 6
• 2024 first freeze date: Oct. 10

Mackinac County

• Common first freeze: Oct. 5
• 2024 first freeze date: Oct. 10

Contact Sarah Moore @ smoore@lsj.com