Polson, MT Weather Forecast

Local 7-day forecast

56°

Mostly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Polson, MT in one place.

Saturday, April 18, 2026

Wind: 3 to 7 mph S

Saturday

Mostly sunny, with a high near 56.

Local 7-day forecast

Local Weather Overview

This forecast page for Polson, MT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 15, 2026 6:10 AM MDT.

The active forecast window currently covers Apr 18 to Apr 21, 2026 for Polson, MT.

Page Snapshot

Page focus: city weather
Forecast window: Apr 18 to Apr 21, 2026
Latest sync: Apr 15, 2026 6:10 AM MDT
Forecast office: MSO
Source: NOAA / NWS

Next High

56°F

Saturday

Next Low

31°F

Saturday Night

Rain Outlook

Periods mentioning precipitation

Windiest

3 to 7 mph

Saturday

Daily Outlook

Today

Apr 18

Mostly Sunny

56 °F

/ 31°F

Wind 3 to 7 mph

Sun

Apr 19

Mostly Sunny

65 °F

/ 37°F

Wind 2 to 6 mph

Mon

Apr 20

Mostly Sunny

68 °F

/ 40°F

Wind 3 to 7 mph

Tue

Apr 21

Mostly Sunny then Slight Chance Light Rain

69 °F

Wind 3 to 7 mph

This Week in Polson

Tuesday looks like the warmest upcoming period in Polson at 69 degrees F.

Saturday Night is the coolest period ahead with temperatures near 31 degrees F.

The strongest winds are forecast for Saturday at about 3 to 7 mph S.

Precipitation is mentioned in 1 upcoming forecast period.

Forecast Details

Last updated: Apr 15, 2026 6:10 AM MDT
Coverage: 4 days
Time zone: America/Denver
Forecast office: MSO
Radar station: KMSX

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

Open NOAA source

Extended Forecast

Saturday Night

Apr 18

31°F

Partly Cloudy

3 to 7 mph SSE

Partly cloudy, with a low around 31.

Sunday

Apr 19

65°F

Mostly Sunny

2 to 6 mph S

Mostly sunny, with a high near 65.

Sunday Night

Apr 19

37°F

Partly Cloudy

5 mph S

Partly cloudy, with a low around 37.

Monday

Apr 20

68°F

Mostly Sunny

3 to 7 mph SSW

Mostly sunny, with a high near 68.

Monday Night

Apr 20

40°F

Partly Cloudy

6 mph S

Partly cloudy, with a low around 40.

Tuesday

Apr 21

69°F

Mostly Sunny then Slight Chance Light Rain

3 to 7 mph SSW

A slight chance of rain after noon. Mostly sunny, with a high near 69.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Saturday Apr 18	Mostly Sunny	56°F	3 to 7 mph S	Mostly sunny, with a high near 56.
Saturday Night Apr 18	Partly Cloudy	31°F	3 to 7 mph SSE	Partly cloudy, with a low around 31.
Sunday Apr 19	Mostly Sunny	65°F	2 to 6 mph S	Mostly sunny, with a high near 65.
Sunday Night Apr 19	Partly Cloudy	37°F	5 mph S	Partly cloudy, with a low around 37.
Monday Apr 20	Mostly Sunny	68°F	3 to 7 mph SSW	Mostly sunny, with a high near 68.
Monday Night Apr 20	Partly Cloudy	40°F	6 mph S	Partly cloudy, with a low around 40.
Tuesday Apr 21	Mostly Sunny then Slight Chance Light Rain	69°F	3 to 7 mph SSW	A slight chance of rain after noon. Mostly sunny, with a high near 69.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Polson.

Region Links

Lake County weather

County forecast page

Montana weather

Statewide weather overview

United States weather

National weather entry point

Polson2 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.