Loading page content…
Loading page content…
Loading lake conditions…
Siltcoos Lake is a lake located in Oregon. It covers roughly 3,164 surface acres (about 5 square miles). For this location, LakeRadar tracks an hourly and 7-day forecast, wind and gust outlook, and activity scores for boating, paddling, and swimming. Other waters in the region include Siltcoos Lake and Fern Ridge Reservoir. Use the conditions and forecast on this page to decide when to go boating, fishing, or paddling at Siltcoos Lake.
Updated
No active alerts for this lake as of the last check (Oct 9, 4:54 AM PDT). Alerts are re-checked automatically; see the official source for updates.
Overall Good (87/100) across 4 activities. Best right now: Boating (95/100).
How the score is calculated →Best excellent fishing window, averaging 91/100 across these hours. Wind 9 mph from the north. Dusk hours (19:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 53° | 53° | 54° | 53° | 54° | 54° | 57° | 59° | 60° | 60° | 60° | 58° | 57° | 56° | 54° | 53° | 53° | 52° | 51° | 50° | 50° | 49° | 48° | 48° |
| Wind (kts) | 3 | 2 | 2 | 1 | 0 | 0 | 1 | 2 | 3 | 5 | 7 | 9 | 10 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 2 | 1 | 0 | 0 |
| Direction | N | N | N | N | — | — | N | NW | N | N | N | N | N | N | N | N | N | N | N | N | N | NE | — | — |
| Gusts (kts) | 11 | 10 | 7 | 5 | 3 | 3 | 3 | 4 | 6 | 8 | 14 | 17 | 18 | 19 | 18 | 17 | 16 | 14 | 13 | 10 | 8 | 6 | 4 | 3 |
| Precip % | 0% | 1% | 1% | 1% | 1% | 2% | 4% | 12% | 18% | 18% | 6% | 2% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 2% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Fri, 4 AM PDT | 53°F | 3 mph N (0°) | 13 mph | 0% | 73% | Mostly Cloudy |
| Fri, 5 AM PDT | 53°F | 2 mph N (0°) | 12 mph | 1% | 80% | Mostly Cloudy |
| Fri, 6 AM PDT | 54°F | 2 mph N (0°) | 8 mph | 1% | 72% | Mostly Cloudy |
| Fri, 7 AM PDT | 53°F | 1 mph N (0°) | 6 mph | 1% | 83% | Patchy Fog |
| Fri, 8 AM PDT | 54°F | Calm | 4 mph | 1% | 84% | Areas Of Fog |
| Fri, 9 AM PDT | 54°F | Calm | 4 mph | 2% | 66% | Areas Of Fog |
| Fri, 10 AM PDT | 57°F | 1 mph NNW (338°) | 4 mph | 4% | 65% | Patchy Fog |
| Fri, 11 AM PDT | 59°F | 2 mph NW (315°) | 5 mph | 12% | 80% | Mostly Cloudy |
| Fri, 12 PM PDT | 60°F | 3 mph NNW (338°) | 7 mph | 18% | 82% | Slight Chance Light Rain |
| Fri, 1 PM PDT | 60°F | 6 mph NNW (338°) | 9 mph | 18% | 86% | Slight Chance Light Rain |
| Fri, 2 PM PDT | 60°F | 8 mph NNW (338°) | 16 mph | 6% | 81% | Mostly Cloudy |
| Fri, 3 PM PDT | 58°F | 10 mph NNW (338°) | 20 mph | 2% | 76% | Mostly Cloudy |
| Fri, 4 PM PDT | 57°F | 12 mph N (0°) | 21 mph | 0% | 76% | Mostly Cloudy |
| Fri, 5 PM PDT | 56°F | 12 mph N (0°) | 22 mph | 0% | 41% | Mostly Sunny |
| Fri, 6 PM PDT | 54°F | 10 mph N (0°) | 21 mph | 0% | 62% | Mostly Cloudy |
| Fri, 7 PM PDT | 53°F | 9 mph N (0°) | 20 mph | 0% | 53% | Mostly Cloudy |
| Fri, 8 PM PDT | 53°F | 8 mph N (0°) | 18 mph | 0% | 44% | Partly Cloudy |
| Fri, 9 PM PDT | 52°F | 7 mph N (0°) | 16 mph | 0% | 40% | Partly Cloudy |
| Fri, 10 PM PDT | 51°F | 6 mph N (0°) | 15 mph | 0% | 33% | Partly Cloudy |
| Fri, 11 PM PDT | 50°F | 5 mph N (0°) | 12 mph | 0% | 36% | Partly Cloudy |
| Sat, 12 AM PDT | 50°F | 2 mph N (0°) | 9 mph | 0% | 18% | Mostly Clear |
| Sat, 1 AM PDT | 49°F | 1 mph NNE (23°) | 7 mph | 0% | 28% | Partly Cloudy |
| Sat, 2 AM PDT | 48°F | Calm | 5 mph | 1% | 32% | Partly Cloudy |
| Sat, 3 AM PDT | 48°F | Calm | 4 mph | 2% | 44% | Patchy Fog |
| Sat, 4 AM PDT | 47°F | Calm | 4 mph | 2% | 52% | Patchy Fog |
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 | Overnight October 9, 2026 | Friday October 9, 2026 | Friday Night 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) | 52° | 62° | 46° | 58° | 45° | 61° | 44° | 62° | 45° | 61° | 49° | 62° | 48° | 66° |
| Wind | N 3 mph | NNW 0 to 12 mph | NNE 0 to 10 mph | NNW 0 to 7 mph | N 1 to 6 mph | NNE 1 to 12 mph | NNE 1 to 12 mph | NE 1 to 8 mph | N 0 to 8 mph | SSW 0 to 5 mph | W 0 to 5 mph | W 0 to 6 mph | NNE 1 to 6 mph | NNE 1 to 7 mph |
| Gusts | 13 mph | 22 mph | 21 mph | 13 mph | 13 mph | 23 mph | 23 mph | 13 mph | 13 mph | 6 mph | 6 mph | 9 mph | 9 mph | 10 mph |
| Precip % | 1% | 18% | 5% | 16% | 0% | 0% | 0% | 0% | 15% | 15% | 25% | 25% | 3% | 1% |
| Forecast |
Good for fishing (86/100), from 5 available inputs. Supporting this: Wind 3 mph from the north. 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.
Excellent for boating (95/100), from 4 available inputs. Supporting this: Wind 3 mph from the north. 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.
Fair for sailing (67/100), from 4 available inputs. Supporting this: No active official alerts for this lake. 0% chance of precipitation. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Excellent for kayaking (93/100), from 5 available inputs. Supporting this: Wind 3 mph from the north. Gusts to 13 mph. Confidence is high (90%).
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.
Loading interactive map…
Individual boat ramp GPS coordinates are maintained under the jurisdiction of OR Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Nestled in OR, Siltcoos Lake delivers expansive open water and sheltered shoreline pockets ideal for varied outdoor pursuits. From high-speed watersports to relaxed drift fishing, the lake accommodates diverse visitor preferences. Always check current weather advisories and water temperatures before heading out.
Valid freshwater sport fishing license issued by Oregon Department of Fish and Wildlife (ODFW) is required for anglers age 12+. 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, Chinook Salmon, Bluegill, Rainbow 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.
Mild year-round outdoor climate. Uncrowded waters, active winter bass and crappie fishing, and open year-round boat launch access.
No external source rows are cited by the data currently shown on this page.
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 Siltcoos 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, 4:54 AM PDT