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In Idaho, Redfish Lake is a lake used for time on and around the water. It covers roughly 1,530 surface acres (about 2 square miles). If you are planning a trip, Redfish Lake, Alturas Lake, and Anderson Ranch Reservoir are also nearby. Below you will find an hourly and 7-day forecast, wind and gust outlook, and activity scores for boating, paddling, and swimming. This page combines the live forecast, wind, and conditions for Redfish Lake so you can plan a visit.
Updated
Latest source update is older than expected. Use caution and check the official source.
The last automated check (Oct 9, 2:06 PM MDT) found no active alerts for this lake, but that check is older than LakeRadar's alert freshness window, so the current alert status could not be confirmed.
Confirm before heading out: official alerts for this area or weather.gov/alerts. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
Overall Good (77/100) across 4 activities. Best right now: Sailing (86/100).
How the score is calculated →Best good fishing window, averaging 89/100 across these hours. Wind 7 mph from the south. Dawn hours (07:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 70° | 71° | 69° | 67° | 63° | 54° | 51° | 48° | 46° | 45° | 43° | 42° | 41° | 39° | 35° | 33° | 33° | 31° | 33° | 40° | 45° | 48° | 52° | 55° |
| Wind (kts) | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 11 | 10 | 10 | 10 | 10 | 9 | 8 | 7 | 6 | 5 | 5 | 6 | 7 | 7 | 9 | 9 |
| Direction | W | W | W | W | SW | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW |
| Gusts (kts) | 24 | 24 | 23 | 21 | 22 | 21 | 19 | 23 | 21 | 20 | 19 | 19 | 17 | 15 | 13 | 11 | 11 | 10 | 12 | 17 | 19 | 21 | 22 | 23 |
| Precip % | 0% | 0% | 0% | 3% | 3% | 6% | 14% | 11% | 32% | 36% | 33% | 27% | 4% | 3% | 3% | 3% | 6% | 8% | 9% | 12% | 10% | 21% | 19% | 19% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Fri, 3 PM MDT | 70°F | 13 mph WSW (248°) | 28 mph | 0% | 4% | Sunny |
| Fri, 4 PM MDT | 71°F | 12 mph WSW (248°) | 28 mph | 0% | 2% | Sunny |
| Fri, 5 PM MDT | 69°F | 12 mph WSW (248°) | 27 mph | 0% | 10% | Sunny |
| Fri, 6 PM MDT | 67°F | 10 mph WSW (248°) | 24 mph | 3% | 24% | Mostly Clear |
| Fri, 7 PM MDT | 63°F | 10 mph SSW (203°) | 25 mph | 3% | 38% | Partly Cloudy |
| Fri, 8 PM MDT | 54°F | 10 mph S (180°) | 24 mph | 6% | 45% | Partly Cloudy |
| Fri, 9 PM MDT | 51°F | 10 mph SSE (158°) | 22 mph | 14% | 60% | Mostly Cloudy |
| Fri, 10 PM MDT | 48°F | 12 mph SSE (158°) | 27 mph | 11% | 63% | Mostly Cloudy |
| Fri, 11 PM MDT | 46°F | 13 mph SSE (158°) | 24 mph | 32% | 56% | Chance Light Rain |
| Sat, 12 AM MDT | 45°F | 12 mph S (180°) | 23 mph | 36% | 73% | Chance Light Rain |
| Sat, 1 AM MDT | 43°F | 12 mph S (180°) | 22 mph | 33% | 75% | Chance Light Rain |
| Sat, 2 AM MDT | 42°F | 12 mph SSE (158°) | 22 mph | 27% | 69% | Chance Light Rain |
| Sat, 3 AM MDT | 41°F | 12 mph SSE (158°) | 20 mph | 4% | 38% | Partly Cloudy |
| Sat, 4 AM MDT | 39°F | 10 mph SSE (158°) | 17 mph | 3% | 36% | Partly Cloudy |
| Sat, 5 AM MDT | 35°F | 9 mph S (180°) | 15 mph | 3% | 40% | Partly Cloudy |
| Sat, 6 AM MDT | 33°F | 8 mph S (180°) | 13 mph | 3% | 37% | Mostly Sunny |
| Sat, 7 AM MDT | 33°F | 7 mph S (180°) | 13 mph | 6% | 46% | Mostly Sunny |
| Sat, 8 AM MDT | 31°F | 6 mph SSE (158°) | 12 mph | 8% | 48% | Mostly Sunny |
| Sat, 9 AM MDT | 33°F | 6 mph SSE (158°) | 14 mph | 9% | 49% | Mostly Sunny |
| Sat, 10 AM MDT | 40°F | 7 mph SSW (203°) | 20 mph | 12% | 41% | Mostly Sunny |
| Sat, 11 AM MDT | 45°F | 8 mph SSW (203°) | 22 mph | 10% | 39% | Mostly Sunny |
| Sat, 12 PM MDT | 48°F | 8 mph SW (225°) | 24 mph | 21% | 49% | Slight Chance Light Rain |
| Sat, 1 PM MDT | 52°F | 10 mph SW (225°) | 25 mph | 19% | 66% | Slight Chance Light Rain |
| Sat, 2 PM MDT | 55°F | 10 mph SW (225°) | 27 mph | 19% | 65% | Slight Chance Light Rain |
| Sat, 3 PM MDT | 54°F | 10 mph SW (225°) | 24 mph | 16% | 64% | Slight Chance Light Rain |
Official National Weather Service hourly forecast. Showing 10 of 25 hours. Wind arrows point the way the wind is blowing; the compass point and degrees show where it comes from.
| Period | Today October 9, 2026 | This Afternoon October 9, 2026 | Tonight October 9, 2026 | Saturday October 10, 2026 | Saturday Night October 10, 2026 | Sunday October 11, 2026 | Sunday Night October 11, 2026 | Columbus Day October 12, 2026 | Monday Night October 12, 2026 | Tuesday October 13, 2026 | Tuesday Night October 13, 2026 | Wednesday October 14, 2026 | Wednesday Night October 14, 2026 | Thursday October 15, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 72° | 72° | 31° | 56° | 26° | 50° | 23° | 49° | 20° | 54° | 20° | 55° | 20° | 58° |
| Wind | SSW 8 to 13 mph | WSW 13 mph | S 9 to 13 mph | SSW 6 to 10 mph | E 5 mph | S 2 mph | NNE 5 mph | SSW 2 mph | SE 2 mph | NNE 2 mph | WNW 3 mph | WNW 1 to 5 mph | WNW 3 mph | NNE 2 mph |
| Gusts | 28 mph | 28 mph | 27 mph | 27 mph | 16 mph | 8 mph | 10 mph | 7 mph | 8 mph | 9 mph | 9 mph | 12 mph | 10 mph | 7 mph |
| Precip % | 9% | 0% | 36% | 21% | 83% | 82% | 95% | 76% | 41% | 20% | 18% | 8% | 5% | 0% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to Redfish Lake. Not available from a verified source for this lake.
Good for fishing (79/100), from 5 available inputs. Supporting this: Wind 13 mph from the west-southwest. 0% chance of precipitation. Not available from a verified source for this lake: pressure trend, water temperature. Confidence is moderate (74%) because some inputs are unavailable or older than ideal.
Fair for boating (73/100), from 4 available inputs. Supporting this: No active official alerts for this lake. Wind 13 mph from the west-southwest. Working against it: Gusts to 28 mph. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.
Good for sailing (86/100), from 4 available inputs. Supporting this: Wind 13 mph from the WSW is in the preferred sailing range. No active official alerts for this lake. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Fair for kayaking (73/100), from 5 available inputs. Supporting this: No active official alerts for this lake. Wind 13 mph from the west-southwest. Working against it: Gusts to 28 mph. Confidence is high (90%).
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.
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Individual boat ramp GPS coordinates are maintained under the jurisdiction of ID Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Surrounded by ID's distinct outdoor landscape, Redfish Lake is an active freshwater lake catering to fishermen, pleasure boaters, and nature observers. Its diverse depths and shoreline contours create productive fishing structure across all seasons. Review current launch fees and facility operating schedules before traveling.
Valid freshwater sport fishing license issued by Idaho Department of Fish and Game (IDFG) is required for anglers age 14+. Digital license on mobile is accepted.
Mandatory Clean, Drain & Dry inspection. Out-of-area craft require on-site Aquatic Invasive Species (AIS Quagga/Zebra) inspection or decontamination before launch. USCG life jackets required for all.
Public shoreline and boating access managed by State & Local Authorities. Verify seasonal gate hours, launch fees, and parking rules before travel.
High-speed motorboating, pontoon cruising, wakeboarding, and water skiing across main channels. Target gamefish include Chinook Salmon, Rainbow Trout, Mountain Whitefish, Brook Trout. Morning hours typically provide optimal glassy conditions for kayak and stand-up paddleboard (SUP) touring.
Warm water temperatures, peak swimming, active watersports, and open full-service campgrounds. Highest weekly attendance; plan early arrivals on summer weekends.
Spring pre-spawn and fall feeding transitions create prime trophy angling conditions. Cooler air, lower boat traffic, and vibrant seasonal shoreline foliage.
Northern cold winter conditions with freezing air temperatures and potential surface ice formation. Ramps and water systems may be winterized. Confirm open status before visiting.
NWS API Web Service · License: U.S. Government work · Attribution: Data provided by the National Weather Service (api.weather.gov)
Updated
Scores are heuristics, not safety guarantees. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
All telemetry for Redfish Lake is synchronized directly from authorized federal and state monitoring networks (USGS, NWS, NOAA, and state environmental authorities). Observations are strictly instrumented readings — unmonitored sensors are transparently disclosed rather than synthetic estimates.
Last source audit: Oct 9, 3:15 PM MDT