Tualatin River at West Linn
5.2 mi- Level
- 2.9 ft
- Flow
- 201 cfs
Forecast peak 3.1 ft Mon 5 AM
Reading from Sat 10:50 AM · NWS gauge page
Appearance
Observed 12:00 PM PDT at KUAO
Sunny and 48°9°, jacket by 7 PM.
Today: low 41°5° (likely 33°1° to 41°5°), high 61°16° (likely 56°13° to 61°16°).
Now 48°9°
Sunny
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 12p | Cloudy | 53°12° (likely 50°10° to 53°12°) | 53°12° | 0% | 1 mph2 km/h from N, gusts 3 mph5 km/h | 72% | 73% | 1 |
| Sat 1p | Cloudy | 57°14° (likely 53°12° to 57°14°) | 57°14° | 0% | 1 mph2 km/h from NNE, gusts 2 mph3 km/h | 62% | 78% | 2 |
| Sat 2p | Cloudy | 59°15° (likely 55°13° to 59°15°) | 59°15° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 56% | 81% | 2 |
| Sat 3p | Cloudy | 59°15° (likely 56°13° to 59°15°) | 59°15° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 52% | 81% | 2 |
| Sat 4p | Cloudy | 60°16° (likely 56°13° to 60°16°) | 60°16° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 51% | 82% | 1 |
| Sat 5p | Cloudy | 60°16° (likely 56°13° to 60°16°) | 60°16° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 49% | 81% | 1 |
| Sat 6p | Cloudy | 58°14° (likely 52°11° to 58°14°) | 58°14° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 56% | 83% | 0 |
| Sat 7p | Cloudy | 55°13° (likely 49°9° to 55°13°) | 55°13° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 63% | 84% | 0 |
| Sat 8p | Cloudy | 50°10° (likely 47°8° to 51°11°) | 50°10° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 71% | 83% | 0 |
| Sat 9p | Cloudy | 49°9° (likely 46°8° to 50°10°) | 49°9° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 75% | 83% | 0 |
| Sat 10p | Cloudy | 47°8° (likely 45°7° to 49°9°) | 47°8° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 79% | 83% | 0 |
| Sat 11p | Cloudy | 46°8° (likely 44°7° to 48°9°) | 46°8° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 80% | 81% | 0 |
| Sun 12a | Cloudy | 46°8° (likely 43°6° to 47°8°) | 46°8° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 82% | 78% | 0 |
| Sun 1a | Cloudy | 45°7° (likely 43°6° to 46°8°) | 45°7° | 0% | 0 mph0 km/h, gusts 7 mph12 km/h | 83% | 73% | 0 |
| Sun 2a | Cloudy | 44°7° (likely 42°6° to 45°7°) | 44°7° | 0% | 1 mph2 km/h from SSE, gusts 8 mph13 km/h | 83% | 71% | 0 |
| Sun 3a | Cloudy | 43°6° (likely 41°5° to 45°7°) | 43°6° | 0% | 2 mph3 km/h from SSE, gusts 8 mph13 km/h | 81% | 72% | 0 |
| Sun 4a | Cloudy | 43°6° (likely 41°5° to 45°7°) | 43°6° | 0% | 2 mph3 km/h from SSE, gusts 8 mph13 km/h | 80% | 75% | 0 |
| Sun 5a | Cloudy | 43°6° (likely 41°5° to 45°7°) | 43°6° | 10%, 0.06 in1.5 mm | 2 mph3 km/h from S, gusts 9 mph15 km/h | 79% | 78% | 0 |
| Sun 6a | Cloudy | 42°6° (likely 42°6° to 45°7°) | 42°6° | 20%, 0.06 in1.5 mm | 2 mph3 km/h from S, gusts 9 mph15 km/h | 79% | 89% | 0 |
| Sun 7a | Cloudy | 43°6° (likely 42°6° to 47°8°) | 43°6° | 30%, 0.06 in1.5 mm | 2 mph3 km/h from S, gusts 12 mph19 km/h | 81% | 94% | 0 |
| Sun 8a | Cloudy | 43°6° (likely 42°6° to 48°9°) | 43°6° | 40%, 0.06 in1.5 mm | 2 mph3 km/h from S, gusts 11 mph18 km/h | 83% | 98% | 0 |
| Sun 9a | Cloudy | 44°7° (likely 44°7° to 49°9°) | 44°7° | 50%, 0.06 in1.5 mm | 2 mph3 km/h from S, gusts 12 mph19 km/h | 87% | 96% | 0 |
| Sun 10a | Rain | 48°9° (likely 47°8° to 50°10°) | 48°9° | 50%, 0.06 in1.5 mm | 2 mph3 km/h from S, gusts 10 mph15 km/h | 85% | 100% | 0 |
| Sun 11a | Rain | 51°11° (likely 47°8° to 51°11°) | 51°11° | 70%, 0.15 in3.8 mm | 3 mph5 km/h from S, gusts 14 mph22 km/h | 82% | 100% | 0 |
| Sun 12p | Rain | 53°12° (likely 47°8° to 53°12°) | 53°12° | 70%, 0.15 in3.8 mm | 3 mph5 km/h from S, gusts 14 mph23 km/h | 80% | 100% | 1 |
| Sun 1p | Rain | 56°13° (likely 48°9° to 56°13°) | 56°13° | 70%, 0.15 in3.8 mm | 3 mph5 km/h from S, gusts 15 mph23 km/h | 78% | 100% | 0 |
| Sun 2p | Rain | 57°14° (likely 49°9° to 57°14°) | 57°14° | 70%, 0.15 in3.8 mm | 5 mph8 km/h from S, gusts 17 mph27 km/h | 77% | 100% | 0 |
| Sun 3p | Rain | 58°14° (likely 50°10° to 58°14°) | 58°14° | 70%, 0.15 in3.8 mm | 3 mph5 km/h from S, gusts 15 mph25 km/h | 77% | 100% | 0 |
| Sun 4p | Rain | 58°14° (likely 50°10° to 58°14°) | 58°14° | 70%, 0.15 in3.8 mm | 3 mph5 km/h from S, gusts 16 mph26 km/h | 79% | 100% | 0 |
| Sun 5p | Rain | 58°14° (likely 51°11° to 58°14°) | 58°14° | 70%, 0.1 in2.5 mm | 3 mph5 km/h from S, gusts 14 mph22 km/h | 79% | 100% | 0 |
| Sun 6p | Drizzle | 57°14° (likely 51°11° to 57°14°) | 57°14° | 60%, 0.1 in2.5 mm | 3 mph5 km/h from S, gusts 12 mph19 km/h | 81% | 98% | 0 |
| Sun 7p | Cloudy | 55°13° (likely 51°11° to 55°13°) | 55°13° | 30%, 0.1 in2.5 mm | 3 mph5 km/h from S, gusts 15 mph23 km/h | 88% | 96% | 0 |
| Sun 8p | Rain | 52°11° (likely 50°10° to 52°11°) | 52°11° | 20%, 0.1 in2.5 mm | 3 mph5 km/h from SSE, gusts 16 mph26 km/h | 92% | 90% | 0 |
| Sun 9p | Cloudy | 51°11° (likely 50°10° to 51°11°) | 51°11° | 40%, 0.1 in2.5 mm | 3 mph5 km/h from SSE, gusts 17 mph27 km/h | 94% | 77% | 0 |
| Sun 10p | Cloudy | 51°11° (likely 49°9° to 51°11°) | 51°11° | 90%, 0.1 in2.5 mm | 3 mph5 km/h from SSE, gusts 15 mph23 km/h | 93% | 86% | 0 |
| Sun 11p | Cloudy | 51°11° (likely 49°9° to 51°11°) | 51°11° | 50%, 0.05 in1.3 mm | 7 mph11 km/h from S, gusts 15 mph24 km/h | 91% | 75% | 0 |
| Mon 12a | Drizzle | 50°10° (likely 49°9° to 51°11°) | 47°8° | 40%, 0.05 in1.3 mm | 7 mph11 km/h from S, gusts 16 mph26 km/h | 92% | 93% | 0 |
| Mon 1a | Rain | 50°10° (likely 50°10° to 51°11°) | 47°8° | 80%, 0.05 in1.3 mm | 7 mph11 km/h from S, gusts 15 mph25 km/h | 92% | 98% | 0 |
| Mon 2a | Rain | 50°10° (likely 50°10° to 51°11°) | 48°9° | 40%, 0.05 in1.3 mm | 6 mph10 km/h from SSE, gusts 16 mph25 km/h | 92% | 98% | 0 |
| Mon 3a | Rain | 49°9° (likely 49°9° to 51°11°) | 47°8° | 20%, 0.05 in1.3 mm | 6 mph10 km/h from SSE, gusts 15 mph24 km/h | 92% | 89% | 0 |
| Mon 4a | Drizzle | 48°9° (likely 48°9° to 51°11°) | 45°7° | 50%, 0.05 in1.3 mm | 6 mph10 km/h from SSE, gusts 13 mph21 km/h | 91% | 99% | 0 |
| Mon 5a | Rain | 48°9° (likely 48°9° to 52°11°) | 45°7° | 90%, 0.12 in3 mm | 7 mph11 km/h from SSE, gusts 13 mph21 km/h | 91% | 99% | 0 |
| Mon 6a | Rain | 48°9° (likely 48°9° to 52°11°) | 45°7° | 90%, 0.12 in3 mm | 7 mph11 km/h from SSE, gusts 8 mph13 km/h | 92% | 99% | 0 |
| Mon 7a | Rain | 48°9° (likely 48°9° to 52°11°) | 45°7° | 90%, 0.12 in3 mm | 7 mph11 km/h from SSE, gusts 8 mph12 km/h | 93% | 97% | 0 |
| Mon 8a | Rain | 48°9° (likely 48°9° to 52°11°) | 45°7° | 90%, 0.12 in3 mm | 6 mph10 km/h from SSE, gusts 5 mph8 km/h | 93% | 99% | 0 |
| Mon 9a | Drizzle | 50°10° (likely 48°9° to 53°12°) | 48°9° | 90%, 0.12 in3 mm | 6 mph10 km/h from SSE, gusts 4 mph7 km/h | 94% | 96% | 0 |
| Mon 10a | Drizzle | 51°11° (likely 49°9° to 53°12°) | 51°11° | 90%, 0.12 in3 mm | 6 mph10 km/h from SSE, gusts 7 mph11 km/h | 95% | 97% | 0 |
| Mon 11a | Drizzle | 53°12° (likely 50°10° to 53°12°) | 53°12° | 70%, 0.04 in1 mm | 6 mph10 km/h from S, gusts 9 mph15 km/h | 95% | 96% | 0 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Partly sunny, with a high near 61. North northeast wind around 1 mph.
Tonight: Mostly cloudy. Low around 41, with temperatures rising to around 43 overnight. South southeast wind around 2 mph. New rainfall amounts less than a tenth of an inch possible.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 61°16°).
Morning
6 AM–noon
70% chance · 0.45 in11 mm
Afternoon
noon–6 PM
70% chance · 0.85 in22 mm
Evening
6 PM–midnight
90% chance · 0.55 in14 mm
Overnight
midnight–6 AM
90% chance · 0.37 in9.4 mm
Official NWS forecast
Day: Rain likely. Mostly cloudy. High near 60, with temperatures falling to around 58 in the afternoon. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Night: Rain. Cloudy, with a low around 46. South wind 3 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
90% chance · 0.64 in16 mm
Afternoon
noon–6 PM
80% chance · 0.09 in2.3 mm
Evening
6 PM–midnight
50% chance · 0.02 in0.5 mm
Overnight
midnight–6 AM
40% chance · 0.06 in1.5 mm
Official NWS forecast
Day: Rain. Mostly cloudy, with a high near 61. South wind 2 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Night: A chance of rain before 9pm, then rain likely and patchy fog. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
40% chance · 0.08 in2.1 mm
Afternoon
noon–6 PM
50% chance · 0.05 in1.2 mm
Evening
6 PM–midnight
40% chance
Overnight
midnight–6 AM
50% chance · 0.04 in1.1 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain likely and patchy fog. Mostly cloudy, with a high near 61.
Night: A chance of rain before 10pm, then a chance of rain and patchy fog between 10pm and 1am, then rain likely and areas of fog. Mostly cloudy, with a low around 43.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
60% chance · 0.13 in3.3 mm
Afternoon
noon–6 PM
60% chance · 0.09 in2.4 mm
Evening
6 PM–midnight
50% chance · 0.01 in0.3 mm
Overnight
midnight–6 AM
40% chance · 0.06 in1.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain. Mostly cloudy, with a high near 59.
Night: Rain likely. Mostly cloudy, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
50% chance · 0.04 in1.1 mm
Afternoon
noon–6 PM
60% chance · 0.09 in2.4 mm
Evening
6 PM–midnight
50% chance · 0.05 in1.4 mm
Overnight
midnight–6 AM
30% chance · 0.12 in3.1 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain likely. Mostly cloudy, with a high near 57.
Night: A chance of rain. Mostly cloudy, with a low around 38.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
20% chance · 0.04 in0.9 mm
Afternoon
noon–6 PM
30% chance · 0.04 in1.1 mm
Evening
6 PM–midnight
20% chance · 0.03 in0.8 mm
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain before 5pm. Partly sunny, with a high near 58.
Night: Mostly cloudy, with a low around 36.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Dry, high 61°, low 41°.
70% chance of rain, high 60°, low 46°.
86% chance of rain, high 61°, low 45°.
Highs 50–61°; chance of precipitation on Tuesday, Wednesday, Thursday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (PQR) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 3.1 ft Mon 5 AM
Reading from Sat 10:50 AM · NWS gauge page
Forecast peak 56.0 ft Thu 5 AM
Reading from Sat 10:50 AM · NWS gauge page
Forecast peak 7.2 ft Wed 7 PM
Reading from Sat 10:15 AM · NWS gauge page
Forecast peak 23.1 ft Thu 11 AM
Reading from Sat 10 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 70% less heating than a typical week.
Heating degree days, base 65°F
47, 17 and 5°F are the test points heat pumps are rated at.
Dry air outside (dew point 39°F).
Today, 4:00 PM–5:00 PM
Good stretch to open the windows.
Today’s expected high is 2°1° warmer than typical.
On average 3°2° warmer than normal (daily mean temperature).
Tualatin weather by month: normals, records, snow and freeze dates
Sunrise 7:39 AM, sunset 6:10 PM.
Clouds most of the night (about 80% cover).
Waxing gibbous
97% lit · growing