South Yamhill River at McMinnville
17 mi- Level
- 9.3 ft
- Flow
- 32 cfs
Forecast peak 9.9 ft Tue 11 AM
Reading from Sat 2 AM · NWS gauge page
Appearance
Ends in 6 h 31 min
Issued for this forecast zone · National Weather Service Portland OR
What
Sub-freezing temperatures expected.
Impacts
Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Precautionary actions
To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.
Take steps now to protect tender outdoor plants from the cold. Consider temporarily moving outdoor potted plants indoors if they are sensitive to cold temperatures.
Areas: North Oregon Coast Range Lowlands; North Oregon Coast Range; West Central Willamette Valley; East Central Willamette Valley; Benton County Lowlands; Linn County Lowlands; Lane County Lowlands; Cascade Foothills of Marion and Linn Counties; Lane County Cascade Foothills
See it on weather.gov (opens in a new tab)Observed 3:00 AM PDT at KMMV
Freeze Warning. 34°1° and clear now.
Today: low 35°2° (likely 35°2° to 40°4°), high 63°17° (likely 58°14° to 64°18°).
Now 34°1°
Clear
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 3a | Fog | 39°4° (likely 36°2° to 43°6°) | 39°4° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 100% | 50% | 0 |
| Sat 4a | Fog | 37°3° (likely 37°3° to 42°6°) | 37°3° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 100% | 75% | 0 |
| Sat 5a | Cloudy | 37°3° (likely 37°3° to 42°6°) | 37°3° | 0% | 0 mph0 km/h, gusts 3 mph6 km/h | 100% | 76% | 0 |
| Sat 6a | Cloudy | 37°3° (likely 37°3° to 41°5°) | 37°3° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 100% | 80% | 0 |
| Sat 7a | Cloudy | 35°2° (likely 35°2° to 41°5°) | 35°2° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 100% | 80% | 0 |
| Sat 8a | Cloudy | 35°2° (likely 35°2° to 42°6°) | 35°2° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 100% | 81% | 0 |
| Sat 9a | Cloudy | 38°3° (likely 38°3° to 45°7°) | 38°3° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 99% | 82% | 0 |
| Sat 10a | Cloudy | 45°7° (likely 45°7° to 50°10°) | 45°7° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 90% | 81% | 1 |
| Sat 11a | Cloudy | 51°11° (likely 50°10° to 54°12°) | 51°11° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 75% | 82% | 2 |
| Sat 12p | Cloudy | 55°13° (likely 52°11° to 57°14°) | 55°13° | 0% | 1 mph2 km/h from ESE, gusts 4 mph6 km/h | 59% | 80% | 3 |
| Sat 1p | Cloudy | 59°15° (likely 55°13° to 60°16°) | 59°15° | 0% | 1 mph2 km/h from SE, gusts 4 mph7 km/h | 53% | 81% | 3 |
| Sat 2p | Cloudy | 61°16° (likely 57°14° to 62°17°) | 61°16° | 0% | 1 mph2 km/h from S, gusts 4 mph6 km/h | 49% | 81% | 3 |
| Sat 3p | Cloudy | 62°17° (likely 58°14° to 64°18°) | 62°17° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 45% | 81% | 2 |
| Sat 4p | Cloudy | 63°17° (likely 58°14° to 64°18°) | 63°17° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 45% | 82% | 2 |
| Sat 5p | Cloudy | 61°16° (likely 57°14° to 62°17°) | 61°16° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 51% | 82% | 1 |
| Sat 6p | Cloudy | 58°14° (likely 53°12° to 58°14°) | 58°14° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 59% | 83% | 0 |
| Sat 7p | Cloudy | 56°13° (likely 49°9° to 56°13°) | 56°13° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 69% | 84% | 0 |
| Sat 8p | Cloudy | 51°11° (likely 47°8° to 51°11°) | 51°11° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 74% | 83% | 0 |
| Sat 9p | Cloudy | 49°9° (likely 46°8° to 49°9°) | 49°9° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 80% | 83% | 0 |
| Sat 10p | Cloudy | 47°8° (likely 45°7° to 47°8°) | 47°8° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 83% | 82% | 0 |
| Sat 11p | Cloudy | 45°7° (likely 43°6° to 46°8°) | 45°7° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 84% | 81% | 0 |
| Sun 12a | Cloudy | 44°7° (likely 43°6° to 45°7°) | 44°7° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 85% | 77% | 0 |
| Sun 1a | Mostly cloudy | 42°6° (likely 42°6° to 45°7°) | 42°6° | 0% | 0 mph0 km/h, gusts 8 mph12 km/h | 87% | 72% | 0 |
| Sun 2a | Mostly cloudy | 41°5° (likely 41°5° to 45°7°) | 41°5° | 5% | 0 mph0 km/h, gusts 8 mph12 km/h | 90% | 70% | 0 |
| Sun 3a | Cloudy | 40°4° (likely 40°4° to 45°7°) | 40°4° | 5% | 0 mph0 km/h, gusts 5 mph8 km/h | 93% | 73% | 0 |
| Sun 4a | Cloudy | 39°4° (likely 39°4° to 45°7°) | 39°4° | 10% | 0 mph0 km/h, gusts 2 mph4 km/h | 95% | 78% | 0 |
| Sun 5a | Cloudy | 39°4° (likely 38°3° to 46°8°) | 39°4° | 40%, 0.02 in0.5 mm | 1 mph2 km/h from ESE, gusts 3 mph5 km/h | 97% | 81% | 0 |
| Sun 6a | Rain | 38°3° (likely 38°3° to 47°8°) | 38°3° | 60%, 0.02 in0.5 mm | 1 mph2 km/h from ESE, gusts 4 mph7 km/h | 99% | 86% | 0 |
| Sun 7a | Rain | 39°4° (likely 38°3° to 47°8°) | 39°4° | 30%, 0.02 in0.5 mm | 1 mph2 km/h from ESE, gusts 4 mph7 km/h | 100% | 91% | 0 |
| Sun 8a | Rain | 39°4° (likely 36°2° to 48°9°) | 39°4° | 30%, 0.02 in0.5 mm | 2 mph3 km/h from ESE, gusts 5 mph8 km/h | 100% | 99% | 0 |
| Sun 9a | Rain | 40°4° (likely 40°4° to 48°9°) | 40°4° | 40%, 0.02 in0.5 mm | 2 mph3 km/h from ESE, gusts 8 mph13 km/h | 100% | 100% | 0 |
| Sun 10a | Rain | 46°8° (likely 44°7° to 50°10°) | 46°8° | 40%, 0.02 in0.5 mm | 2 mph3 km/h from ESE, gusts 4 mph6 km/h | 100% | 94% | 1 |
| Sun 11a | Rain | 50°10° (likely 45°7° to 56°13°) | 49°9° | 70%, 0.1 in2.5 mm | 3 mph5 km/h from ESE, gusts 4 mph7 km/h | 90% | 100% | 2 |
| Sun 12p | Rain | 53°12° (likely 45°7° to 58°14°) | 53°12° | 80%, 0.1 in2.5 mm | 3 mph5 km/h from ESE, gusts 7 mph11 km/h | 80% | 98% | 1 |
| Sun 1p | Cloudy | 56°13° (likely 46°8° to 61°16°) | 56°13° | 80%, 0.1 in2.5 mm | 3 mph5 km/h from ESE, gusts 8 mph12 km/h | 77% | 95% | 1 |
| Sun 2p | Cloudy | 57°14° (likely 48°9° to 57°14°) | 57°14° | 70%, 0.1 in2.5 mm | 3 mph5 km/h from SE, gusts 11 mph18 km/h | 75% | 92% | 0 |
| Sun 3p | Cloudy | 58°14° (likely 49°9° to 58°14°) | 58°14° | 60%, 0.1 in2.5 mm | 3 mph5 km/h from SE, gusts 9 mph15 km/h | 70% | 94% | 0 |
| Sun 4p | Cloudy | 59°15° (likely 50°10° to 59°15°) | 59°15° | 50%, 0.1 in2.5 mm | 3 mph5 km/h from SE, gusts 13 mph20 km/h | 69% | 96% | 0 |
| Sun 5p | Cloudy | 57°14° (likely 50°10° to 57°14°) | 57°14° | 80%, 0.07 in1.8 mm | 3 mph5 km/h from SE, gusts 5 mph8 km/h | 74% | 95% | 0 |
| Sun 6p | Rain | 57°14° (likely 50°10° to 57°14°) | 57°14° | 80%, 0.07 in1.8 mm | 3 mph5 km/h from SE, gusts 4 mph7 km/h | 76% | 97% | 0 |
| Sun 7p | Rain | 55°13° (likely 50°10° to 55°13°) | 55°13° | 80%, 0.07 in1.8 mm | 3 mph5 km/h from SE, gusts 5 mph7 km/h | 80% | 98% | 0 |
| Sun 8p | Drizzle | 53°12° (likely 51°11° to 53°12°) | 53°12° | 80%, 0.07 in1.8 mm | 2 mph3 km/h from S, gusts 6 mph9 km/h | 85% | 98% | 0 |
| Sun 9p | Cloudy | 51°11° (likely 50°10° to 51°11°) | 51°11° | 80%, 0.07 in1.8 mm | 2 mph3 km/h from S, gusts 8 mph13 km/h | 89% | 97% | 0 |
| Sun 10p | Rain | 50°10° (likely 49°9° to 51°11°) | 50°10° | 80%, 0.07 in1.8 mm | 2 mph3 km/h from S, gusts 10 mph16 km/h | 93% | 90% | 0 |
| Sun 11p | Rain | 48°9° (likely 48°9° to 51°11°) | 47°8° | 90%, 0.04 in1 mm | 3 mph5 km/h from SSE, gusts 10 mph16 km/h | 96% | 90% | 0 |
| Mon 12a | Rain | 47°8° (likely 47°8° to 51°11°) | 46°8° | 90%, 0.04 in1 mm | 3 mph5 km/h from SSE, gusts 7 mph11 km/h | 98% | 89% | 0 |
| Mon 1a | Rain | 47°8° (likely 47°8° to 51°11°) | 46°8° | 90%, 0.04 in1 mm | 3 mph5 km/h from SSE, gusts 4 mph7 km/h | 99% | 86% | 0 |
| Mon 2a | Rain | 46°8° (likely 46°8° to 51°11°) | 44°7° | 90%, 0.04 in1 mm | 5 mph8 km/h from S, gusts 4 mph7 km/h | 100% | 89% | 0 |
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
40% chance · 0.02 in0.5 mm
Official NWS forecast
Today: Areas of fog and patchy frost before 10am. Partly sunny. High near 63, with temperatures falling to around 61 in the afternoon. East southeast wind around 1 mph.
Tonight: Areas of fog before 4am, then areas of fog and patchy frost. Partly cloudy. Low around 35, with temperatures rising to around 37 overnight. Wind around 0 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
70% chance · 0.2 in5.1 mm
Afternoon
noon–6 PM
80% chance · 0.57 in14 mm
Evening
6 PM–midnight
90% chance · 0.39 in9.9 mm
Overnight
midnight–6 AM
90% chance · 0.18 in4.6 mm
Official NWS forecast
Day: Rain and patchy fog. Mostly cloudy, with a high near 59. Southeast wind around 3 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Night: Rain. Cloudy, with a low around 42. South southeast wind 2 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
90% chance · 0.04 in1 mm
Afternoon
noon–6 PM
80% chance · 0.03 in0.8 mm
Evening
6 PM–midnight
50% chance
Overnight
midnight–6 AM
20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain. Mostly cloudy, with a high near 59. Chance of precipitation is 80%.
Night: A chance of rain before 11pm, then areas of fog and a slight chance of rain. Mostly cloudy, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
30% chance · 0.03 in0.6 mm
Afternoon
noon–6 PM
40% chance · 0.02 in0.5 mm
Evening
6 PM–midnight
30% chance
Overnight
midnight–6 AM
50% chance · 0.06 in1.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog before 11am, then a chance of rain and patchy fog between 11am and 5pm. Mostly cloudy, with a high near 61.
Night: A chance of rain after 11pm. Mostly cloudy, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
50% chance · 0.04 in1 mm
Afternoon
noon–6 PM
60% chance · 0.05 in1.3 mm
Evening
6 PM–midnight
40% chance
Overnight
midnight–6 AM
40% chance · 0.05 in1.4 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain. Partly sunny, with a high near 60.
Night: A chance of rain. Mostly cloudy, with a low around 36.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
40% chance · 0.04 in1.1 mm
Afternoon
noon–6 PM
40% chance · 0.05 in1.4 mm
Evening
6 PM–midnight
30% chance
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain before 5pm. Partly sunny, with a high near 59.
Night: A slight chance of rain between 11pm and 5am. Partly cloudy, with a low around 34.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
20% chance · 0.01 in0.3 mm
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain between 11am and 5pm. Mostly sunny, with a high near 60.
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
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
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 63°, low 35°.
84% chance of rain, high 59°, low 42°, cooling off.
81% chance of rain, high 59°, low 41°.
Highs 52–61°; chance of precipitation on Wednesday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (PQR) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 9.9 ft Tue 11 AM
Reading from Sat 2 AM · NWS gauge page
Forecast peak 4.0 ft Sun 5 PM
Reading from Sat 1:45 AM · NWS gauge page
Forecast peak 5.5 ft Tue 11 PM
Reading from Sat 2:15 AM · NWS gauge page
Forecast peak 2.5 ft Tue 5 AM
Reading from Sat 1:30 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 68% 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. About 15 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 32°F).
Today, 2:00 PM–5:00 PM
Good stretch to open the windows.
Today’s expected high is 3°2° warmer than typical.
Willamina weather by month: normals, records, snow and freeze dates
Sunrise 7:41 AM, sunset 6:13 PM.
Clouds most of the night (about 72% cover).
Waxing gibbous
96% lit · growing