Nehalem River near Vernonia
6.2 mi- Level
- 3.7 ft
- Flow
- 5 cfs
Forecast peak 4.0 ft Mon 6 AM
Reading from Sat 3:35 AM · NWS gauge page
Appearance
Ends in 4 h 47 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 4:50 AM PDT at KKLS
Freeze Warning. 39°4° and overcast now.
Today: low 30°−1° (likely 30°−1° to 39°4°), high 61°16° (likely 56°13° to 62°17°).
Now 39°4°
Cloudy
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 5a | Fog | 32°0° (likely 32°0° to 40°4°) | 32°0° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 100% | 73% | 0 |
| Sat 6a | Fog | 31°−1° (likely 31°−1° to 39°4°) | 31°−1° | 0% | 0 mph0 km/h, gusts 1 mph2 km/h | 100% | 80% | 0 |
| Sat 7a | Fog | 30°−1° (likely 30°−1° to 39°4°) | 30°−1° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 100% | 84% | 0 |
| Sat 8a | Fog | 30°−1° (likely 30°−1° to 40°4°) | 30°−1° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 100% | 89% | 0 |
| Sat 9a | Fog | 32°0° (likely 32°0° to 43°6°) | 32°0° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 100% | 89% | 0 |
| Sat 10a | Cloudy | 39°4° (likely 39°4° to 47°8°) | 39°4° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 100% | 88% | 1 |
| Sat 11a | Cloudy | 48°9° (likely 48°9° to 52°11°) | 48°9° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 83% | 82% | 1 |
| Sat 12p | Cloudy | 54°12° (likely 53°12° to 55°13°) | 54°12° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 65% | 82% | 2 |
| Sat 1p | Cloudy | 58°14° (likely 55°13° to 58°14°) | 58°14° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 51% | 82% | 2 |
| Sat 2p | Cloudy | 60°16° (likely 56°13° to 61°16°) | 60°16° | 0% | 1 mph2 km/h from S, gusts 6 mph10 km/h | 44% | 83% | 2 |
| Sat 3p | Cloudy | 61°16° (likely 56°13° to 62°17°) | 61°16° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 42% | 82% | 1 |
| Sat 4p | Cloudy | 61°16° (likely 56°13° to 62°17°) | 61°16° | 0% | 0 mph0 km/h, gusts 7 mph10 km/h | 42% | 83% | 1 |
| Sat 5p | Cloudy | 58°14° (likely 54°12° to 61°16°) | 58°14° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 52% | 84% | 1 |
| Sat 6p | Cloudy | 55°13° (likely 51°11° to 55°13°) | 55°13° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 62% | 83% | 0 |
| Sat 7p | Cloudy | 51°11° (likely 48°9° to 51°11°) | 51°11° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 71% | 81% | 0 |
| Sat 8p | Cloudy | 45°7° (likely 45°7° to 47°8°) | 45°7° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 81% | 80% | 0 |
| Sat 9p | Cloudy | 42°6° (likely 42°6° to 45°7°) | 42°6° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 87% | 78% | 0 |
| Sat 10p | Cloudy | 40°4° (likely 40°4° to 44°7°) | 40°4° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 90% | 75% | 0 |
| Sat 11p | Cloudy | 39°4° (likely 39°4° to 44°7°) | 39°4° | 0%, 0.02 in0.5 mm | 0 mph0 km/h, gusts 5 mph8 km/h | 90% | 73% | 0 |
| Sun 12a | Cloudy | 37°3° (likely 37°3° to 43°6°) | 37°3° | 5%, 0.02 in0.5 mm | 0 mph0 km/h, gusts 5 mph8 km/h | 90% | 75% | 0 |
| Sun 1a | Cloudy | 36°2° (likely 36°2° to 43°6°) | 36°2° | 5%, 0.02 in0.5 mm | 0 mph0 km/h, gusts 5 mph8 km/h | 91% | 82% | 0 |
| Sun 2a | Cloudy | 36°2° (likely 36°2° to 43°6°) | 36°2° | 10%, 0.02 in0.5 mm | 0 mph0 km/h, gusts 5 mph7 km/h | 91% | 84% | 0 |
| Sun 3a | Cloudy | 35°2° (likely 35°2° to 43°6°) | 35°2° | 10%, 0.02 in0.5 mm | 1 mph2 km/h from S, gusts 4 mph7 km/h | 93% | 87% | 0 |
| Sun 4a | Cloudy | 34°1° (likely 34°1° to 44°7°) | 34°1° | 10%, 0.02 in0.5 mm | 1 mph2 km/h from SSE, gusts 4 mph7 km/h | 94% | 87% | 0 |
| Sun 5a | Cloudy | 34°1° (likely 34°1° to 43°6°) | 34°1° | 70%, 0.11 in2.8 mm | 2 mph3 km/h from SSE, gusts 5 mph7 km/h | 96% | 95% | 0 |
| Sun 6a | Rain | 33°1° (likely 33°1° to 44°7°) | 33°1° | 70%, 0.11 in2.8 mm | 2 mph3 km/h from SSE, gusts 6 mph9 km/h | 99% | 93% | 0 |
| Sun 7a | Rain | 33°1° (likely 33°1° to 45°7°) | 33°1° | 30%, 0.11 in2.8 mm | 2 mph3 km/h from SSE, gusts 6 mph10 km/h | 100% | 99% | 0 |
| Sun 8a | Rain | 33°1° (likely 33°1° to 45°7°) | 30°−1° | 40%, 0.11 in2.8 mm | 3 mph5 km/h from SSE, gusts 7 mph12 km/h | 100% | 98% | 0 |
| Sun 9a | Rain | 34°1° (likely 34°1° to 46°8°) | 31°−1° | 40%, 0.11 in2.8 mm | 3 mph5 km/h from SSE, gusts 12 mph19 km/h | 100% | 99% | 0 |
| Sun 10a | Rain | 40°4° (likely 40°4° to 49°9°) | 38°3° | 30%, 0.11 in2.8 mm | 3 mph5 km/h from SSE, gusts 18 mph28 km/h | 100% | 99% | 1 |
| Sun 11a | Rain | 45°7° (likely 45°7° to 53°12°) | 43°6° | 70%, 0.09 in2.3 mm | 5 mph8 km/h from SE, gusts 20 mph32 km/h | 97% | 98% | 0 |
| Sun 12p | Rain | 50°10° (likely 46°8° to 55°13°) | 48°9° | 80%, 0.09 in2.3 mm | 5 mph8 km/h from SE, gusts 17 mph27 km/h | 86% | 99% | 0 |
| Sun 1p | Cloudy | 53°12° (likely 47°8° to 56°13°) | 53°12° | 80%, 0.09 in2.3 mm | 5 mph8 km/h from SE, gusts 16 mph25 km/h | 74% | 99% | 0 |
| Sun 2p | Cloudy | 54°12° (likely 48°9° to 56°13°) | 54°12° | 70%, 0.09 in2.3 mm | 5 mph8 km/h from SE, gusts 15 mph24 km/h | 69% | 98% | 0 |
| Sun 3p | Cloudy | 55°13° (likely 48°9° to 55°13°) | 55°13° | 60%, 0.09 in2.3 mm | 5 mph8 km/h from SE, gusts 15 mph23 km/h | 66% | 98% | 0 |
| Sun 4p | Cloudy | 56°13° (likely 48°9° to 56°13°) | 56°13° | 70%, 0.09 in2.3 mm | 5 mph8 km/h from SE, gusts 15 mph23 km/h | 67% | 97% | 0 |
| Sun 5p | Rain | 54°12° (likely 48°9° to 54°12°) | 54°12° | 80%, 0.06 in1.5 mm | 3 mph5 km/h from SE, gusts 19 mph31 km/h | 75% | 99% | 0 |
| Sun 6p | Drizzle | 52°11° (likely 49°9° to 52°11°) | 52°11° | 80%, 0.06 in1.5 mm | 3 mph5 km/h from SE, gusts 17 mph27 km/h | 83% | 99% | 0 |
| Sun 7p | Rain | 49°9° (likely 49°9° to 50°10°) | 48°9° | 80%, 0.06 in1.5 mm | 3 mph5 km/h from SE, gusts 18 mph29 km/h | 92% | 96% | 0 |
| Sun 8p | Drizzle | 46°8° (likely 46°8° to 50°10°) | 46°8° | 80%, 0.06 in1.5 mm | 2 mph3 km/h from SE, gusts 17 mph27 km/h | 99% | 98% | 0 |
| Sun 9p | Rain | 45°7° (likely 45°7° to 50°10°) | 45°7° | 80%, 0.06 in1.5 mm | 2 mph3 km/h from SE, gusts 17 mph28 km/h | 100% | 96% | 0 |
| Sun 10p | Rain | 44°7° (likely 44°7° to 50°10°) | 44°7° | 80%, 0.06 in1.5 mm | 2 mph3 km/h from SE, gusts 21 mph33 km/h | 100% | 93% | 0 |
| Sun 11p | Rain | 43°6° (likely 43°6° to 50°10°) | 40°4° | 80%, 0.02 in0.5 mm | 5 mph8 km/h from SE, gusts 19 mph31 km/h | 100% | 84% | 0 |
| Mon 12a | Rain | 42°6° (likely 42°6° to 50°10°) | 39°4° | 80%, 0.02 in0.5 mm | 5 mph8 km/h from SE, gusts 14 mph23 km/h | 100% | 85% | 0 |
| Mon 1a | Rain | 42°6° (likely 42°6° to 50°10°) | 39°4° | 80%, 0.02 in0.5 mm | 5 mph8 km/h from SE, gusts 14 mph23 km/h | 100% | 88% | 0 |
| Mon 2a | Rain | 41°5° (likely 41°5° to 50°10°) | 41°5° | 80%, 0.02 in0.5 mm | 2 mph3 km/h from SE, gusts 14 mph23 km/h | 100% | 92% | 0 |
| Mon 3a | Rain | 40°4° (likely 40°4° to 50°10°) | 40°4° | 80%, 0.02 in0.5 mm | 2 mph3 km/h from SE, gusts 14 mph22 km/h | 100% | 93% | 0 |
| Mon 4a | Cloudy | 40°4° (likely 40°4° to 50°10°) | 40°4° | 80%, 0.02 in0.5 mm | 2 mph3 km/h from SE, gusts 13 mph21 km/h | 100% | 90% | 0 |
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
70% chance · 0.21 in5.3 mm
Official NWS forecast
Today: Areas of fog before 11am. Mostly cloudy. High near 61, with temperatures falling to around 58 in the afternoon. North wind around 1 mph.
Tonight: Areas of fog. Mostly cloudy. Low around 30, with temperatures rising to around 32 overnight. Wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
70% chance · 0.64 in16 mm
Afternoon
noon–6 PM
80% chance · 0.51 in13 mm
Evening
6 PM–midnight
80% chance · 0.32 in8.1 mm
Overnight
midnight–6 AM
80% chance · 0.11 in2.9 mm
Official NWS forecast
Day: Rain. Mostly cloudy, with a high near 56. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Night: Rain before 5am, then rain likely and patchy fog. Mostly cloudy, with a low around 37. Southeast wind 1 to 5 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
70% chance · 0.03 in0.9 mm
Afternoon
noon–6 PM
60% chance · 0.04 in1 mm
Evening
6 PM–midnight
40% chance · 0.02 in0.6 mm
Overnight
midnight–6 AM
20% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain likely and patchy fog. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Night: A chance of rain before 8pm, then areas of fog and a chance of rain. Mostly cloudy, with a low around 36.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
30% chance · 0.04 in1.1 mm
Afternoon
noon–6 PM
40% chance · 0.04 in1.1 mm
Evening
6 PM–midnight
30% chance · 0.05 in1.3 mm
Overnight
midnight–6 AM
50% chance · 0.07 in1.8 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog before 11am, then patchy fog and a slight chance of rain. Mostly cloudy, with a high near 59.
Night: A chance of rain. Mostly cloudy, with a low around 34.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
50% chance · 0.08 in2.1 mm
Afternoon
noon–6 PM
60% chance · 0.1 in2.5 mm
Evening
6 PM–midnight
40% chance
Overnight
midnight–6 AM
30% chance · 0.02 in0.6 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain. Mostly cloudy, with a high near 58.
Night: A chance of rain before 5am. Mostly cloudy, with a low around 31.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
30% chance
Afternoon
noon–6 PM
50% chance · 0.1 in2.4 mm
Evening
6 PM–midnight
30% chance · 0.02 in0.6 mm
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain after 11am. Partly sunny, with a high near 57.
Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 29.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
20% chance · 0.1 in2.4 mm
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 59.
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.
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 30°.
83% chance of rain, high 56°, low 37°, cooling off.
67% chance of rain, high 59°, low 36°, warming up.
Highs 49–59°; 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 4.0 ft Mon 6 AM
Reading from Sat 3:35 AM · NWS gauge page
Forecast peak 5.5 ft Wed 6 PM
Reading from Sat 3:36 AM · NWS gauge page
Forecast peak 7.3 ft Wed 5 PM
Reading from Sat 3:36 AM · NWS gauge page
Forecast peak 10.0 ft Sat 5 AM
Reading from Sat 2:51 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 24 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 37°F).
Today, 2:00 PM–4:00 PM
Good stretch to open the windows.
Today’s expected high is 3°2° warmer than typical.
Vernonia weather by month: normals, records, snow and freeze dates
Sunrise 7:42 AM, sunset 6:11 PM.
Clouds most of the night (about 79% cover).
Waxing gibbous
96% lit · growing