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Dworshak Reservoir is a reservoir located in Idaho. Its recorded surface area is approximately 17,090 acres. Fish documented in the area include Largemouth Bass, Smallmouth Bass, Rainbow Trout, and Chinook Salmon. Water data on this page comes from a mapped monitoring station near the lake. Other waters in the region include Lake Waha. The page brings together an hourly and 7-day forecast, wind and gust outlook, water readings, fishing conditions, and activity scores for boating, paddling, and swimming. Current weather, wind, and activity conditions for Dworshak Reservoir are updated throughout the day.
Updated
No active alerts for this lake as of the last check (Oct 11, 1:48 PM MDT). Alerts are re-checked automatically; see the official source for updates.
Overall Good (84/100) across 4 activities. Best right now: Boating (89/100).
How the score is calculated →Best excellent fishing window, averaging 90/100 across these hours. Wind 2 mph from the west. Dusk hours (18:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 46° | 48° | 50° | 52° | 51° | 49° | 48° | 46° | 45° | 44° | 43° | 43° | 42° | 41° | 41° | 40° | 39° | 39° | 38° | 37° | 38° | 40° | 41° | 44° |
| Wind (kts) | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 6 | 4 | 6 | 5 | 4 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Direction | NE | NE | NE | NE | NE | NE | NE | NE | N | N | NE | NE | NE | NE | NE | N | NE | NE | N | N | NE | NW | SW | W |
| Gusts (kts) | 13 | 13 | 12 | 12 | 12 | 12 | 15 | 15 | 15 | 15 | 15 | 11 | 13 | 10 | 11 | 13 | 13 | 5 | 5 | 4 | 4 | 4 | 4 | 4 |
| Precip % | 11% | 5% | 5% | 8% | 11% | 14% | 20% | 23% | 19% | 11% | 11% | 16% | 14% | 14% | 10% | 7% | 7% | 22% | 20% | 33% | 32% | 12% | 4% | 2% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Sun, 1 PM MDT | 46°F | 8 mph NE (45°) | 15 mph | 11% | 93% | Cloudy |
| Sun, 2 PM MDT | 48°F | 8 mph NE (45°) | 15 mph | 5% | 93% | Cloudy |
| Sun, 3 PM MDT | 50°F | 8 mph NE (45°) | 14 mph | 5% | 93% | Cloudy |
| Sun, 4 PM MDT | 52°F | 8 mph NE (45°) | 14 mph | 8% | 93% | Cloudy |
| Sun, 5 PM MDT | 51°F | 8 mph NE (45°) | 14 mph | 11% | 93% | Cloudy |
| Sun, 6 PM MDT | 49°F | 7 mph NNE (23°) | 14 mph | 14% | 89% | Cloudy |
| Sun, 7 PM MDT | 48°F | 7 mph NNE (23°) | 17 mph | 20% | 93% | Slight Chance Light Rain |
| Sun, 8 PM MDT | 46°F | 6 mph NNE (23°) | 17 mph | 23% | 79% | Slight Chance Light Rain |
| Sun, 9 PM MDT | 45°F | 6 mph N (0°) | 17 mph | 19% | 80% | Slight Chance Light Rain |
| Sun, 10 PM MDT | 44°F | 6 mph N (0°) | 17 mph | 11% | 76% | Mostly Cloudy |
| Sun, 11 PM MDT | 43°F | 7 mph NNE (23°) | 17 mph | 11% | 76% | Mostly Cloudy |
| Mon, 12 AM MDT | 43°F | 5 mph NNE (23°) | 13 mph | 16% | 74% | Slight Chance Light Rain |
| Mon, 1 AM MDT | 42°F | 7 mph NNE (23°) | 15 mph | 14% | 74% | Mostly Cloudy |
| Mon, 2 AM MDT | 41°F | 6 mph NNE (23°) | 12 mph | 14% | 73% | Mostly Cloudy |
| Mon, 3 AM MDT | 41°F | 5 mph NNE (23°) | 13 mph | 10% | 76% | Mostly Cloudy |
| Mon, 4 AM MDT | 40°F | 7 mph N (0°) | 15 mph | 7% | 79% | Mostly Cloudy |
| Mon, 5 AM MDT | 39°F | 7 mph NNE (23°) | 15 mph | 7% | 89% | Cloudy |
| Mon, 6 AM MDT | 39°F | 2 mph NNE (23°) | 6 mph | 22% | 83% | Slight Chance Light Rain |
| Mon, 7 AM MDT | 38°F | 2 mph N (0°) | 6 mph | 20% | 86% | Slight Chance Light Rain |
| Mon, 8 AM MDT | 37°F | 2 mph N (0°) | 5 mph | 33% | 88% | Chance Light Rain |
| Mon, 9 AM MDT | 38°F | 2 mph NNE (23°) | 5 mph | 32% | 79% | Chance Light Rain |
| Mon, 10 AM MDT | 40°F | 2 mph NW (315°) | 5 mph | 12% | 54% | Partly Sunny |
| Mon, 11 AM MDT | 41°F | 2 mph SW (225°) | 5 mph | 4% | 40% | Mostly Sunny |
| Mon, 12 PM MDT | 44°F | 2 mph WSW (248°) | 5 mph | 2% | 52% | Partly Sunny |
| Mon, 1 PM MDT | 47°F | 2 mph WSW (248°) | 5 mph | 2% | 52% | Partly Sunny |
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 | This Afternoon October 11, 2026 | Tonight 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 | Thursday Night October 15, 2026 | Friday October 16, 2026 | Friday Night October 16, 2026 | Saturday October 17, 2026 | Saturday Night October 17, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 52° | 37° | 55° | 33° | 58° | 33° | 62° | 38° | 69° | 40° | 72° | 44° | 71° | 43° |
| Wind | NE 8 mph | NNE 2 to 7 mph | NW 3 mph | S 2 mph | SSE 3 mph | SE 3 mph | SE 1 to 5 mph | ESE 1 to 5 mph | E 0 to 5 mph | NE 0 to 7 mph | E 0 to 7 mph | ENE 0 to 6 mph | SSW 2 to 6 mph | SE 3 mph |
| Gusts | 15 mph | 17 mph | 9 mph | 9 mph | 6 mph | 7 mph | 7 mph | 7 mph | 7 mph | 10 mph | 10 mph | 10 mph | 8 mph | 7 mph |
| Precip % | 14% | 23% | 33% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 1% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to Dworshak Reservoir. Not available from a verified source for this lake.
Nearby river temperature: 52.9°F at CLEARWATER RIVER NR PECK ID (6.5 mi away) · Oct 11, 7:30 PM UTC
Good for fishing (77/100), from 5 available inputs. Supporting this: Wind 8 mph from the northeast. 11% 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.
Good for boating (89/100), from 4 available inputs. Supporting this: Wind 8 mph from the northeast. No active official alerts for this lake. 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 (89/100), from 4 available inputs. Supporting this: Wind 8 mph from the NE 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%).
Good for kayaking (86/100), from 5 available inputs. Supporting this: Wind 8 mph from the northeast. No active official alerts for this lake. 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.
Located in ID, Dworshak Reservoir is a prominent freshwater reservoir known for its freshwater recreation and accessible shoreline. From open-water cruising and watersports to morning kayak tours, the lake attracts visitors throughout the warmer months. Managing stewardship is overseen by state and local natural resource agencies, ensuring sustainable multi-use access.
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 Largemouth Bass, Smallmouth Bass, Rainbow Trout, Chinook Salmon. 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 Dworshak Reservoir 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 11, 1:48 PM MDT