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In Washington, American Lake is a lake used for time on and around the water. Fish documented in the area include Chinook Salmon, Coastal Cutthroat Trout, Pumpkinseed, and Largemouth Bass. Its recorded surface area is approximately 1,125 acres. Coverage here includes an hourly and 7-day forecast, wind and gust outlook, fishing conditions, and activity scores for boating, paddling, and swimming. If you are planning a trip, Lake Washington, Lake Sammamish, and Swofford Pond are also nearby. This page combines the live forecast, wind, and conditions for American Lake so you can plan a visit.
Updated
Alerts are published by official agencies and shown verbatim. View the official alert source.
Frost Advisory issued October 10 at 10:50PM PDT until October 12 at 8:00AM PDT by NWS Seattle WA
Overall Good (82/100) across 4 activities. Best right now: Boating (88/100).
How the score is calculated →Best excellent fishing window, averaging 90/100 across these hours. Wind 2 mph from the northeast. Dawn hours (06:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 46° | 44° | 43° | 42° | 42° | 41° | 40° | 41° | 42° | 45° | 50° | 53° | 55° | 59° | 60° | 62° | 62° | 60° | 58° | 56° | 51° | 49° | 47° | 46° |
| Wind (kts) | 3 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 3 | 4 | 5 | 6 | 8 | 8 | 8 | 9 | 9 | 8 | 6 | 5 | 3 | 3 | 2 | 2 |
| Direction | E | NE | N | N | NE | NE | NE | NE | E | NE | NE | NE | NE | N | N | N | N | NE | NE | NE | NE | E | E | E |
| Gusts (kts) | 6 | 5 | 4 | 4 | 3 | 3 | 4 | 5 | 6 | 7 | 9 | 11 | 12 | 13 | 14 | 14 | 14 | 13 | 10 | 8 | 7 | 5 | 5 | 4 |
| Precip % | 1% | 1% | 2% | 2% | 2% | 2% | 1% | 1% | 1% | 1% | 1% | 1% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Sun, 12 AM PDT | 46°F | 3 mph ENE (68°) | 7 mph | 1% | 7% | Mostly Clear |
| Sun, 1 AM PDT | 44°F | 2 mph NNE (23°) | 6 mph | 1% | 7% | Mostly Clear |
| Sun, 2 AM PDT | 43°F | 2 mph N (0°) | 5 mph | 2% | 6% | Mostly Clear |
| Sun, 3 AM PDT | 42°F | 1 mph N (0°) | 5 mph | 2% | 14% | Mostly Clear |
| Sun, 4 AM PDT | 42°F | 1 mph NNE (23°) | 4 mph | 2% | 18% | Mostly Clear |
| Sun, 5 AM PDT | 41°F | 1 mph NE (45°) | 4 mph | 2% | 24% | Mostly Clear |
| Sun, 6 AM PDT | 40°F | 2 mph NE (45°) | 5 mph | 1% | 39% | Mostly Sunny |
| Sun, 7 AM PDT | 41°F | 2 mph NE (45°) | 6 mph | 1% | 41% | Mostly Sunny |
| Sun, 8 AM PDT | 42°F | 3 mph E (90°) | 7 mph | 1% | 37% | Mostly Sunny |
| Sun, 9 AM PDT | 45°F | 5 mph NE (45°) | 8 mph | 1% | 26% | Mostly Sunny |
| Sun, 10 AM PDT | 50°F | 6 mph NNE (23°) | 10 mph | 1% | 12% | Sunny |
| Sun, 11 AM PDT | 53°F | 7 mph NNE (23°) | 13 mph | 1% | 5% | Sunny |
| Sun, 12 PM PDT | 55°F | 9 mph NNE (23°) | 14 mph | 0% | 7% | Sunny |
| Sun, 1 PM PDT | 59°F | 9 mph N (0°) | 15 mph | 0% | 6% | Sunny |
| Sun, 2 PM PDT | 60°F | 9 mph N (0°) | 16 mph | 0% | 4% | Sunny |
| Sun, 3 PM PDT | 62°F | 10 mph N (0°) | 16 mph | 0% | 4% | Sunny |
| Sun, 4 PM PDT | 62°F | 10 mph N (0°) | 16 mph | 0% | 2% | Sunny |
| Sun, 5 PM PDT | 60°F | 9 mph NNE (23°) | 15 mph | 0% | 3% | Sunny |
| Sun, 6 PM PDT | 58°F | 7 mph NNE (23°) | 12 mph | 0% | 3% | Clear |
| Sun, 7 PM PDT | 56°F | 6 mph NNE (23°) | 9 mph | 0% | 4% | Clear |
| Sun, 8 PM PDT | 51°F | 3 mph NE (45°) | 8 mph | 0% | 4% | Clear |
| Sun, 9 PM PDT | 49°F | 3 mph ENE (68°) | 6 mph | 0% | 5% | Clear |
| Sun, 10 PM PDT | 47°F | 2 mph E (90°) | 6 mph | 0% | 4% | Clear |
| Sun, 11 PM PDT | 46°F | 2 mph E (90°) | 5 mph | 0% | 5% | Clear |
| Mon, 12 AM PDT | 45°F | 1 mph E (90°) | 4 mph | 0% | 3% | Clear |
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 11, 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 | Thursday Night October 15, 2026 | Friday October 16, 2026 | Friday Night October 16, 2026 | Saturday October 17, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 40° | 62° | 38° | 63° | 40° | 64° | 46° | 66° | 47° | 68° | 46° | 70° | 49° | 64° |
| Wind | NE 3 mph | NE 2 to 10 mph | NE 0 to 7 mph | NNW 0 to 3 mph | E 2 mph | SSW 3 mph | SSW 2 mph | SW 3 mph | NNW 0 to 3 mph | NE 1 to 5 mph | NNE 0 to 5 mph | NNW 0 to 3 mph | SW 3 mph | SW 3 to 8 mph |
| Gusts | 7 mph | 16 mph | 12 mph | 4 mph | 4 mph | 5 mph | 4 mph | 5 mph | 5 mph | 6 mph | 6 mph | 4 mph | 7 mph | 14 mph |
| Precip % | 2% | 1% | 0% | 0% | 0% | 4% | 6% | 6% | 0% | 0% | 0% | 4% | 25% | 24% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to American Lake. Not available from a verified source for this lake.
Good for fishing (82/100), from 5 available inputs. Supporting this: Wind 3 mph from the east-northeast. 1% 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 (88/100), from 4 available inputs. Supporting this: Wind 3 mph from the east-northeast. Gusts to 7 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.
Fair for sailing (65/100), from 4 available inputs. Supporting this: Gusts are within 4 mph of sustained wind, so the breeze is steady. 1% chance of precipitation. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Good for kayaking (87/100), from 5 available inputs. Supporting this: Wind 3 mph from the east-northeast. Gusts to 7 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 WA Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
A staple of freshwater recreation in WA, American Lake draws paddlers, powerboaters, and anglers seeking time on the water. The surrounding geography creates dynamic wind patterns and diverse aquatic structure suitable for sport fishing. Watercraft access and shoreline recreation areas are overseen by state and local natural resource agencies.
Valid freshwater sport fishing license issued by Washington Department of Fish and Wildlife (WDFW) is required for anglers age 15+. 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, Lahontan Cutthroat Trout, Pumpkinseed Sunfish, Largemouth Bass. 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 American 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 11, 12:47 AM PDT