ALERT:  Frost Advisory

Area Temperatures

Marquette County

Williams Park: Pine & Michigan on the eastside of Marquette

44° (03:00 pm)

McCarty's Cove: U.S. Coast Guard Station on lakefront

39°(02:42 pm)

Trowbridge: Near Trowbridge Park

49° (03:07 pm)

Negaunee: Negaunee MDOT station on Hwy 41

50° (04:02 pm)

Sawyer Airport: near Gwinn

57° (02:47 pm)

Big Bay: Big Bay HADS station

50° (02:40 pm)

Republic: Co Rd LD & 601

57° (03:00 pm)

Upper Michigan

Chatham: U.S. Climate Reference Network site for Upper Peninsula

57° (02:45 pm)

Munising: Munising Lakeshore AWOS station

42° (02:56 pm)

Escanaba: Delta County Airport

52° (03:05 pm)

Iron Mountain: Ford Airport

59° (03:05 pm)

Houghton: Houghton County Memorial Airport

52° (03:05 pm)

Ironwood: Gogebic County Airport

61° (03:10 pm)

Sault Ste. Marie: Sault Ste. Marie Municipal Airport

55° (03:05 pm)

All times Eastern

Marquette County Weather Forecast

via the National Weather Service

Updated: 01:02 PM EDT May 21, 2026

Rest Of Today: Sunny, warmer. Near steady temperature in the mid 50s. Southeast winds 5 to 10 mph.
Tonight: Areas of frost. Clear in the evening, then becoming partly cloudy. Lows 31 to 36. Southeast winds 5 to 10 mph, becoming light south after midnight.
Friday: Partly cloudy. Highs around 63. Southeast winds 5 to 15 mph.
Friday Night: A chance of rain showers after midnight. Mostly cloudy. Lows around 42. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 30 percent.
Saturday: Rain showers likely in the morning, then a chance of rain showers in the afternoon. Mostly cloudy. Highs around 60. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
Saturday Night and Sunday: Mostly cloudy. Lows around 43. Highs around 69 inland to around 63 at the shore.
Sunday Night and Memorial Day: Warmer. Mostly clear. Lows around 46. Highs around 77 inland to around 71 at the shore.
Monday Night: Mostly clear. Lows around 51.
Tuesday: Sunny. Highs around 80 inland to around 71 at the shore.
Tuesday Night and Wednesday: Mostly clear. Lows around 50. Highs 76 to 81 inland to around 69 at the shore.

U.P. Weather Story

Upper Peninsula Weather Story graphic
Back to Top
XFrost Advisory issued May 21 at 1:47PM EDT until May 22 at 8:00AM EDT by NWS Marquette MI

* WHAT...Temperatures as low as 31 will result in frost formation.

* WHERE...Alger, Baraga, Delta, Dickinson, Iron, Luce, Marquette,
Menominee, Northern Schoolcraft, and Southern Schoolcraft Counties.

* WHEN...From midnight EDT /11 PM CDT/ tonight to 8 AM EDT /7 AM
CDT/ Friday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.

Take steps now to protect tender plants from the cold.
Theme:

(Auto night: 10:48 PM - 4:44 AM)