What is today's weather forecast for Triangle Lake, OR?

Today's forecast for Triangle Lake shows a low of 40 degrees Fahrenheit. Partly cloudy, with a low around 40.

What is the 7-day weather forecast for Triangle Lake, OR?

The 7-day forecast for Triangle Lake shows highs from 48 to 59 degrees and lows from 40 to 50 degrees Fahrenheit. Expect precipitation on 6 days with chances of 20% or higher.

Will it rain in Triangle Lake, OR this week?

Yes, rain is possible in Triangle Lake this week. Precipitation chances: Sunday (80% chance), Monday (100% chance), Tuesday (50% chance), Wednesday (50% chance), Thursday (50% chance), Friday (50% chance).

How accurate is the Triangle Lake weather forecast?

WeatherForYou provides highly accurate Triangle Lake forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Triangle Lake, OR Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

52°F
Feels Like 52°F

Humidity 83% Dew Point 47°F Wind Calm Barometer N/A

Solar Rad 34 w/m²

Report from a MADIS/MESONET weather station 8 mi. NE of central Triangle Lake
at 3:53 PM Fri, Dec 12, 2025

Point Forecast at a Glance

FriDec 12

SatDec 13

SunDec 14

40%

MonDec 15

100%

TueDec 16

50%

WedDec 17

50%

ThuDec 18

50%

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 48°F to 59°F. Unsettled weather expected with rain likely on at least 5 days.

Climate Context

This week's forecast shows temperatures running 7°F above the historical average for December. Normal highs for this period are around 47°F with lows around 35°F.

This Date in Weather History

1969 - The worst tornado of record for western Washington State tracked south of Seattle, traveling five miles, from Des Moines to Kent. The tornado, 50 to 200 yards in width, began as a waterspout over Puget Sound. One person was injured and the tornado caused half a million dollars damage.

Triangle Lake, OR 7 Day Weather Forecast Details

Friday Dec 12

Night: Partly cloudy, with a low around 40. Calm wind.

Saturday Dec 13

Day: Mostly sunny, with a high near 59. Calm wind.

Night: Partly cloudy, with a low around 44. Calm wind.

Sunday Dec 14

Day: A 40 percent chance of rain before 4pm. Mostly cloudy, with a high near 55. Calm wind.

Night: Rain, mainly after 4am. Low around 47. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Monday Dec 15

Day: Rain. High near 57. Chance of precipitation is 100%.

Night: Rain. Low around 50. Chance of precipitation is 90%.

Tuesday Dec 16

Day: Rain. Cloudy, with a high near 55.

Night: Rain. Cloudy, with a low around 41.

Wednesday Dec 17

Day: Rain. Cloudy, with a high near 48.

Night: Rain. Cloudy, with a low around 42.

Thursday Dec 18

Day: Rain. Cloudy, with a high near 51.

Night: Rain. Cloudy, with a low around 44.

Friday Dec 19

Day: Rain. Cloudy, with a high near 51.

About Triangle Lake, OR

Triangle Lake is an unincorporated community in Lane County, Oregon, United States. The community is approximately 25 miles (40 km) west of Junction City on Oregon Route 36, on the southwest side of the lake of same name. Lake Creek, a tributary of the Siuslaw River, enters and exits the lake. Triangle Lake is closely linked to the unincorporated community of Blachly, on the northeast side of the lake, and the two communities share the K-12 Triangle Lake School, the only school in Blachly School District. Triangle Lake is served by the Blachly post office and the Pioneer Telephone Cooperative.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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