Island Park, ID Weather Forecast

Local 7-day forecast

37°
F

Light Snow Likely

Track current conditions, temperature changes, wind, and the full daily outlook for Island Park, ID in one place.

Friday, April 17, 2026
Wind: 6 to 12 mph NNW
Friday

Snow likely. Partly sunny, with a high near 37. Chance of precipitation is 60%. New snow accumulation of less than half an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Island Park, ID 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 14, 2026 8:18 AM MDT.

The active forecast window currently covers Apr 17 to Apr 20, 2026 for Island Park, ID.

Page Snapshot

Page focus
city weather
Forecast window
Apr 17 to Apr 20, 2026
Latest sync
Apr 14, 2026 8:18 AM MDT
Forecast office
PIH
Source
NOAA / NWS
Next High
37°F
Friday
Next Low
17°F
Friday Night
Rain Outlook
4
Periods mentioning precipitation
Windiest
5 to 13 mph
Monday

Daily Outlook

Today
Apr 17
Light Snow Likely
37 °F
/ 17°F
Wind 6 to 12 mph
Sat
Apr 18
Sunny
44 °F
/ 23°F
Wind 1 to 9 mph
Sun
Apr 19
Mostly Sunny
55 °F
/ 30°F
Wind 2 to 9 mph
Mon
Apr 20
Mostly Sunny then Slight Chance Rain And Snow
58 °F
/ 31°F
Wind 5 to 13 mph

This Week in Island Park

Monday looks like the warmest upcoming period in Island Park at 58 degrees F.

Friday Night is the coolest period ahead with temperatures near 17 degrees F.

The strongest winds are forecast for Monday at about 5 to 13 mph SSE.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
Apr 14, 2026 8:18 AM MDT
Coverage
5 days
Time zone
America/Boise
Forecast office
PIH
Radar station
KSFX

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

Open NOAA source

Extended Forecast

Friday Night
Apr 17
17°F
Slight Chance Light Snow then Partly Cloudy
2 to 10 mph NNW

A slight chance of snow before midnight. Partly cloudy, with a low around 17. Chance of precipitation is 20%. New snow accumulation of less than half an inch possible.

Saturday
Apr 18
44°F
Sunny
1 to 9 mph SSW

Sunny, with a high near 44.

Saturday Night
Apr 18
23°F
Partly Cloudy
2 to 8 mph SE

Partly cloudy, with a low around 23.

Sunday
Apr 19
55°F
Mostly Sunny
2 to 9 mph SSE

Mostly sunny, with a high near 55.

Sunday Night
Apr 19
30°F
Partly Cloudy
3 to 8 mph ESE

Partly cloudy, with a low around 30.

Monday
Apr 20
58°F
Mostly Sunny then Slight Chance Rain And Snow
5 to 13 mph SSE

A slight chance of rain and snow after noon. Mostly sunny, with a high near 58. Chance of precipitation is 20%.

Monday Night
Apr 20
31°F
Chance Rain And Snow
6 to 12 mph SSE

A chance of rain before 9pm, then a chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 40%. New snow accumulation of less than half an inch possible.

Detailed Forecast

Period Conditions Temp Wind
Friday
Apr 17
Light Snow Likely
37°F
6 to 12 mph
NNW
Friday Night
Apr 17
Slight Chance Light Snow then Partly Cloudy
17°F
2 to 10 mph
NNW
Saturday
Apr 18
Sunny
44°F
1 to 9 mph
SSW
Saturday Night
Apr 18
Partly Cloudy
23°F
2 to 8 mph
SE
Sunday
Apr 19
Mostly Sunny
55°F
2 to 9 mph
SSE
Sunday Night
Apr 19
Partly Cloudy
30°F
3 to 8 mph
ESE
Monday
Apr 20
Mostly Sunny then Slight Chance Rain And Snow
58°F
5 to 13 mph
SSE
Monday Night
Apr 20
Chance Rain And Snow
31°F
6 to 12 mph
SSE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.