Lyon County, MN Weather Forecast

County weather hub

54°

Mostly Sunny

Compare major city weather across Lyon County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.

Friday, October 16, 2026

Wind: 10 to 25 mph NNW

Friday

Mostly sunny, with a high near 54.

County weather hub

County Weather Overview

This county weather page brings together forecast coverage for Lyon County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.

Current forecast coverage spans 3 of 3 mapped cities in Lyon County.

Page Snapshot

Page focus: county weather
Forecast window: Oct 16 to Oct 19, 2026
Latest sync: Oct 13, 2026 4:40 PM CDT
Forecast office: FSD
Source: NOAA / NWS

Next High

54°F

Friday

Next Low

35°F

Friday Night

Rain Outlook

Periods mentioning precipitation

Windiest

10 to 25 mph

Friday

Daily Outlook

Today

Oct 16

Mostly Sunny

54 °F

/ 35°F

Wind 10 to 25 mph

Sat

Oct 17

Sunny

65 °F

/ 45°F

Wind 20 to 25 mph

Sun

Oct 18

Sunny

67 °F

/ 43°F

Wind 10 to 25 mph

Mon

Oct 19

Sunny

68 °F

/ 46°F

Wind 5 mph

This Week in Lyon County

Monday looks like the warmest upcoming period in Lyon County at 68 degrees F.

Friday Night is the coolest period ahead with temperatures near 35 degrees F.

The strongest winds are forecast for Friday at about 10 to 25 mph NNW.

The forecast from Oct 16 through Oct 19 stays mostly dry.

Forecast Details

Last updated: Oct 13, 2026 4:40 PM CDT
Coverage: 4 days
Time zone: America/Chicago
Forecast office: FSD
Radar station: KFSD

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Friday Night

Oct 16

35°F

Clear then Areas Of Frost

5 to 15 mph WSW

Areas of frost between midnight and 2am. Clear, with a low around 35.

Saturday

Oct 17

65°F

Sunny

20 to 25 mph SSW

Sunny, with a high near 65.

Saturday Night

Oct 17

45°F

Clear

20 to 25 mph SSW

Clear, with a low around 45.

Sunday

Oct 18

67°F

Sunny

10 to 25 mph SW

Sunny, with a high near 67.

Sunday Night

Oct 18

43°F

Partly Cloudy

5 mph W

Partly cloudy, with a low around 43.

Monday

Oct 19

68°F

Sunny

5 mph NE

Sunny, with a high near 68.

Monday Night

Oct 19

46°F

Mostly Clear

5 mph SSE

Mostly clear, with a low around 46.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Friday Oct 16	Mostly Sunny	54°F	10 to 25 mph NNW	Mostly sunny, with a high near 54.
Friday Night Oct 16	Clear then Areas Of Frost	35°F	5 to 15 mph WSW	Areas of frost between midnight and 2am. Clear, with a low around 35.
Saturday Oct 17	Sunny	65°F	20 to 25 mph SSW	Sunny, with a high near 65.
Saturday Night Oct 17	Clear	45°F	20 to 25 mph SSW	Clear, with a low around 45.
Sunday Oct 18	Sunny	67°F	10 to 25 mph SW	Sunny, with a high near 67.
Sunday Night Oct 18	Partly Cloudy	43°F	5 mph W	Partly cloudy, with a low around 43.
Monday Oct 19	Sunny	68°F	5 mph NE	Sunny, with a high near 68.
Monday Night Oct 19	Mostly Clear	46°F	5 mph SSE	Mostly clear, with a low around 46.

Major City Forecasts

Live forecast snapshots for major cities across Lyon County.

Tracy

Population 2,055

48°F

Slight Chance Rain Showers then Partly Sunny

Slight Chance Rain Showers then Partly Sunny

Slight Chance Rain Showers then Partly Sunny

Friday

15 to 30 mph

Coverage

Tracked cities

Coverage

100%

Forecast coverage currently spans 3 of 3 mapped cities in Lyon County.

Largest mapped city population in this region: 2,055.

Region Links

Minnesota weather

Statewide weather overview

United States weather

National weather entry point

SMSU student center 2 image

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.