Redfish Lake, ID

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Redfish Lake and the Grand Mogul in the Sawtooth Range of Sawtooth National Recreation Area, Idaho

Today’s Forecast:

🌤
50°F
High: 50° | Low: 28°
Current Temperature
Station: KSNT
Observed at: 11:51 am CST on 11/13/26
Wind: 15 mph | Humidity: 36%
Today:Partly sunny. High near 50, with temperatures falling to around 44 in the afternoon. South southeast wind 6 to 9 mph, with gusts as high as 24 mph.
Tonight:A chance of rain between 7pm and 10pm, then rain and snow. Mostly cloudy. Low around 28, with temperatures rising to around 30 overnight. Southeast wind 1 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of around one inch possible.
Saturday:A chance of snow before 10am. Partly sunny. High near 38, with temperatures falling to around 33 in the afternoon. West northwest wind around 3 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
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Today’s Report:

⛵ Boating

  22 /100

Not Recommended for boating. High near 37°F. Risk of rain later today (31%). Temperatures outside comfort limits (37°F).

  • Temp: Unfavorable weather factor
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 23/100
Not Recommended for boating. High near 31°F. Light wind (6 mph). Temperatures outside comfort limits (31°F).

🛶 Paddling

  12 /100

Not Recommended for paddling. High near 37°F. Risk of rain later today (31%). Temperatures outside comfort limits (37°F).

  • Temp: Unfavorable weather factor
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 23/100
Not Recommended for paddling. High near 31°F. Light wind (6 mph). Temperatures outside comfort limits (31°F).

⛺ Camping

  19 /100

Not Recommended for camping. High near 37°F. Risk of rain later today (31%). Temperatures outside comfort limits (37°F).

  • Temp: Unfavorable weather factor
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 20/100
Not Recommended for camping. High near 31°F. Light wind (6 mph). Temperatures outside comfort limits (31°F).

🥾 Hiking

  19 /100

Not Recommended for hiking. High near 37°F. Risk of rain later today (31%). Temperatures outside comfort limits (37°F).

  • Temp: Unfavorable weather factor
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 20/100
Not Recommended for hiking. High near 31°F. Light wind (6 mph). Temperatures outside comfort limits (31°F).

🛷 Sledding / Snowshoeing

Excellent
  90 /100

Excellent for sledding / snowshoeing. High near 37°F. Low rain risk (31%).

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 100/100
Excellent for sledding / snowshoeing. High near 31°F. Light wind (6 mph).

About Redfish Lake

Redfish Lake is an Idaho destination for a popular mountain lake, campground, trailhead, and winter snowshoe area.

Make the Most of a Redfish Lake Day

Match the route, launch, facility, or turnaround time to wind, precipitation, temperature, smoke, water, snow, road access, and daylight. Keep a shorter or more sheltered backup ready.

Weather Tips for Redfish Lake

  • Check official access notices, alerts, road or trail conditions, fire restrictions, and local forecasts before leaving.
  • Check river flow, reservoir wind, cold-water conditions, waves, lightning, and verified local ice reports before water plans; no forecast alone proves that ice is safe.
  • Carry layers, water, navigation, sun protection, and seasonal traction or flotation appropriate to the activity.
  • Allow extra time for remote roads, mountain passes, wildfire smoke, spring runoff, and limited winter daylight.

Nearby Towns and Areas

This page can also be useful when planning outdoor time near:

  • Redfish Lake Lodge
  • Fishhook Creek
  • Bench Lakes
  • Stanley
  • Sawtooth Wilderness

Plan Around the Conditions

Choose the safest version of a Redfish Lake day by matching the activity to current wind, precipitation, temperature, smoke, water or snow conditions, access, and daylight.

7-Day Forecast for Redfish Lake

🌤
50°F
High: 50° | Low: 28°
Current Temperature
Station: KSNT
Observed at: 11:51 am CST on 11/13/26
Wind: 15 mph | Humidity: 36%
Fri ⛅
50° 28°
3%
Sat ❄
38° 20°
50%
Sun ⛅
44° 25°
5%
Mon ❄
41° 23°
78%
Tue ❄
36° 14°
70%
Wed ❄
33° 17°
69%
Thu ❄
32° 13°
47%

7-Day High Temperature Trend

50° Fri 38° Sat 44° Sun 41° Mon 36° Tue 33° Wed 32° Thu

7-Day Low Temperature Trend

28° Fri 20° Sat 25° Sun 23° Mon 14° Tue 17° Wed 13° Thu

📊 7-Day Outdoor Outlook

Good Fair Poor 70 Fri 19 Sat 20 Sun 18 Mon 19 Tue 19 Wed 19 Thu
Forecast data from the National Weather Service  |  Last Updated: November 13, 2026 11:16 pm CST

Redfish Lake Weather by Season

Winter

Winter at Redfish Lake can bring snow, ice, wind, short daylight, and rapidly changing road or trail access. Confirm grooming, avalanche information, ice conditions, and facility operations for the listed winter activities.

Spring

Spring brings freeze-thaw mud, snowmelt, high rivers, cold water, and lingering mountain snow. Lower routes usually open well before high passes and backcountry trailheads.

Summer

Summer usually offers the broadest access, but dry heat, thunderstorms, lightning, wildfire smoke, fire restrictions, reservoir wind, and cold mountain water can alter plans.

Fall

Fall brings cooler air, shorter daylight, hunting-season awareness, and early snow at elevation. Confirm seasonal services and allow extra travel time on remote roads.

Key Climate Data Points

  • Annual average temperature: around 35–41°F, using the relevant local and elevation context.
  • Annual snowfall: commonly 70–120 inches near the lake, with much more on surrounding peaks.
  • Warmest months: July and August are normally warmest.
  • Coolest months: December and January are typically coolest.
  • Wettest season: winter and spring usually provide the greatest mountain precipitation, with local variation.
  • Driest season: midsummer is generally driest, despite isolated thunderstorms.
  • Best outdoor window: June through October for warm-season access, with midwinter best at established winter destinations.