Columbia River at St. Helens
8.2 mi- Level
- 3.8 ft
Forecast peak 5.3 ft Wed 6 PM
Reading from Sat 3 PM · NWS gauge page
Appearance
Observed 3:15 PM PDT at KVUO
Sunny and 57°14°, rain tomorrow ~6 AM–11 PM (82%).
Today: low 36°2° (likely 35°2° to 39°4°), high 62°17° (likely 55°13° to 62°17°).
Now 57°14°
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 3p | Cloudy | 60°16° (likely 54°12° to 60°16°) | 60°16° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 43% | 82% | 1 |
| Sat 4p | Cloudy | 61°16° (likely 55°13° to 61°16°) | 61°16° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 42% | 83% | 1 |
| Sat 5p | Cloudy | 60°16° (likely 54°12° to 60°16°) | 60°16° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 41% | 83% | 1 |
| Sat 6p | Cloudy | 58°14° (likely 51°11° to 58°14°) | 58°14° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 47% | 83% | 0 |
| Sat 7p | Cloudy | 56°13° (likely 48°9° to 56°13°) | 56°13° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 59% | 82% | 0 |
| Sat 8p | Cloudy | 52°11° (likely 47°8° to 52°11°) | 52°11° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 64% | 82% | 0 |
| Sat 9p | Cloudy | 51°11° (likely 46°8° to 51°11°) | 51°11° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 65% | 80% | 0 |
| Sat 10p | Cloudy | 49°9° (likely 44°7° to 49°9°) | 49°9° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 67% | 78% | 0 |
| Sat 11p | Cloudy | 48°9° (likely 42°6° to 48°9°) | 48°9° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 71% | 77% | 0 |
| Sun 12a | Cloudy | 46°8° (likely 41°5° to 47°8°) | 46°8° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 74% | 77% | 0 |
| Sun 1a | Cloudy | 45°7° (likely 41°5° to 46°8°) | 45°7° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 74% | 78% | 0 |
| Sun 2a | Cloudy | 45°7° (likely 41°5° to 46°8°) | 45°7° | 5% | 0 mph0 km/h, gusts 4 mph6 km/h | 77% | 82% | 0 |
| Sun 3a | Cloudy | 42°6° (likely 39°4° to 45°7°) | 42°6° | 5% | 2 mph3 km/h from SSE, gusts 3 mph5 km/h | 78% | 90% | 0 |
| Sun 4a | Cloudy | 41°5° (likely 39°4° to 45°7°) | 39°4° | 5% | 3 mph5 km/h from SSE, gusts 3 mph6 km/h | 80% | 78% | 0 |
| Sun 5a | Cloudy | 41°5° (likely 40°4° to 46°8°) | 39°4° | 30%, 0.09 in2.3 mm | 3 mph5 km/h from SSE, gusts 3 mph4 km/h | 80% | 79% | 0 |
| Sun 6a | Cloudy | 38°3° (likely 38°3° to 46°8°) | 34°1° | 40%, 0.09 in2.3 mm | 5 mph8 km/h from SSE, gusts 4 mph6 km/h | 85% | 98% | 0 |
| Sun 7a | Rain | 41°5° (likely 41°5° to 47°8°) | 38°3° | 40%, 0.09 in2.3 mm | 5 mph8 km/h from SSE, gusts 9 mph14 km/h | 86% | 87% | 0 |
| Sun 8a | Rain | 41°5° (likely 41°5° to 47°8°) | 38°3° | 50%, 0.09 in2.3 mm | 5 mph8 km/h from SSE, gusts 6 mph10 km/h | 86% | 92% | 0 |
| Sun 9a | Rain | 42°6° (likely 42°6° to 47°8°) | 39°4° | 50%, 0.09 in2.3 mm | 5 mph8 km/h from SSE, gusts 6 mph10 km/h | 91% | 100% | 0 |
| Sun 10a | Rain | 47°8° (likely 44°7° to 48°9°) | 44°7° | 50%, 0.09 in2.3 mm | 6 mph10 km/h from SSE, gusts 8 mph13 km/h | 85% | 100% | 0 |
| Sun 11a | Rain | 49°9° (likely 45°7° to 49°9°) | 46°8° | 80%, 0.18 in4.6 mm | 7 mph11 km/h from SSE, gusts 6 mph10 km/h | 79% | 100% | 0 |
| Sun 12p | Rain | 51°11° (likely 46°8° to 51°11°) | 51°11° | 70%, 0.18 in4.6 mm | 7 mph11 km/h from SSE, gusts 6 mph9 km/h | 76% | 100% | 0 |
| Sun 1p | Rain | 54°12° (likely 46°8° to 54°12°) | 54°12° | 70%, 0.18 in4.6 mm | 7 mph11 km/h from S, gusts 10 mph16 km/h | 72% | 100% | 0 |
| Sun 2p | Rain | 55°13° (likely 47°8° to 55°13°) | 55°13° | 70%, 0.18 in4.6 mm | 7 mph11 km/h from S, gusts 10 mph16 km/h | 68% | 97% | 0 |
| Sun 3p | Rain | 56°13° (likely 48°9° to 56°13°) | 56°13° | 70%, 0.18 in4.6 mm | 7 mph11 km/h from S, gusts 11 mph18 km/h | 68% | 92% | 1 |
| Sun 4p | Rain | 57°14° (likely 48°9° to 57°14°) | 57°14° | 70%, 0.18 in4.6 mm | 7 mph11 km/h from S, gusts 14 mph22 km/h | 68% | 100% | 0 |
| Sun 5p | Rain | 56°13° (likely 49°9° to 56°13°) | 56°13° | 70%, 0.11 in2.8 mm | 6 mph10 km/h from SSE, gusts 14 mph22 km/h | 66% | 100% | 0 |
| Sun 6p | Rain | 56°13° (likely 49°9° to 56°13°) | 56°13° | 60%, 0.11 in2.8 mm | 6 mph10 km/h from SSE, gusts 14 mph22 km/h | 68% | 97% | 0 |
| Sun 7p | Rain | 54°12° (likely 49°9° to 54°12°) | 54°12° | 40%, 0.11 in2.8 mm | 6 mph10 km/h from SSE, gusts 12 mph19 km/h | 77% | 92% | 0 |
| Sun 8p | Rain | 53°12° (likely 49°9° to 53°12°) | 53°12° | 50%, 0.11 in2.8 mm | 6 mph10 km/h from SE, gusts 8 mph13 km/h | 81% | 91% | 0 |
| Sun 9p | Rain | 52°11° (likely 49°9° to 52°11°) | 52°11° | 70%, 0.11 in2.8 mm | 6 mph10 km/h from SE, gusts 12 mph19 km/h | 81% | 90% | 0 |
| Sun 10p | Rain | 52°11° (likely 49°9° to 52°11°) | 52°11° | 80%, 0.11 in2.8 mm | 6 mph10 km/h from SE, gusts 12 mph20 km/h | 81% | 87% | 0 |
| Sun 11p | Rain | 52°11° (likely 48°9° to 52°11°) | 52°11° | 60%, 0.06 in1.5 mm | 6 mph10 km/h from SSE, gusts 13 mph20 km/h | 82% | 85% | 0 |
| Mon 12a | Rain | 50°10° (likely 48°9° to 51°11°) | 48°9° | 20%, 0.06 in1.5 mm | 6 mph10 km/h from SSE, gusts 12 mph20 km/h | 85% | 94% | 0 |
| Mon 1a | Rain | 50°10° (likely 48°9° to 51°11°) | 48°9° | 60%, 0.06 in1.5 mm | 6 mph10 km/h from SSE, gusts 12 mph20 km/h | 84% | 97% | 0 |
| Mon 2a | Rain | 50°10° (likely 48°9° to 51°11°) | 48°9° | 80%, 0.06 in1.5 mm | 6 mph10 km/h from SE, gusts 12 mph20 km/h | 85% | 100% | 0 |
| Mon 3a | Rain | 49°9° (likely 48°9° to 51°11°) | 47°8° | 70%, 0.06 in1.5 mm | 6 mph10 km/h from SE, gusts 12 mph19 km/h | 86% | 100% | 0 |
| Mon 4a | Drizzle | 48°9° (likely 48°9° to 50°10°) | 45°7° | 70%, 0.06 in1.5 mm | 6 mph10 km/h from SE, gusts 14 mph22 km/h | 87% | 100% | 0 |
| Mon 5a | Rain | 47°8° (likely 47°8° to 50°10°) | 44°7° | 80%, 0.08 in2 mm | 6 mph10 km/h from SE, gusts 12 mph19 km/h | 87% | 99% | 0 |
| Mon 6a | Rain | 47°8° (likely 47°8° to 50°10°) | 44°7° | 80%, 0.08 in2 mm | 6 mph10 km/h from SE, gusts 11 mph18 km/h | 90% | 99% | 0 |
| Mon 7a | Rain | 47°8° (likely 47°8° to 50°10°) | 44°7° | 80%, 0.08 in2 mm | 6 mph10 km/h from SE, gusts 13 mph21 km/h | 92% | 100% | 0 |
| Mon 8a | Rain | 46°8° (likely 46°8° to 50°10°) | 43°6° | 80%, 0.08 in2 mm | 6 mph10 km/h from SE, gusts 13 mph21 km/h | 93% | 99% | 0 |
| Mon 9a | Rain | 48°9° (likely 48°9° to 51°11°) | 45°7° | 80%, 0.08 in2 mm | 6 mph10 km/h from SE, gusts 14 mph23 km/h | 92% | 98% | 0 |
| Mon 10a | Rain | 51°11° (likely 50°10° to 52°11°) | 51°11° | 80%, 0.08 in2 mm | 6 mph10 km/h from SE, gusts 13 mph22 km/h | 90% | 97% | 0 |
| Mon 11a | Cloudy | 53°12° (likely 50°10° to 53°12°) | 53°12° | 50%, 0.01 in0.3 mm | 7 mph11 km/h from SE, gusts 12 mph19 km/h | 86% | 95% | 0 |
| Mon 12p | Drizzle | 55°13° (likely 50°10° to 55°13°) | 55°13° | 50%, 0.01 in0.3 mm | 7 mph11 km/h from SE, gusts 9 mph14 km/h | 81% | 81% | 1 |
| Mon 1p | Drizzle | 56°13° (likely 50°10° to 56°13°) | 56°13° | 50%, 0.01 in0.3 mm | 7 mph11 km/h from SE, gusts 9 mph15 km/h | 76% | 85% | 0 |
| Mon 2p | Rain | 58°14° (likely 50°10° to 58°14°) | 58°14° | 50%, 0.01 in0.3 mm | 5 mph8 km/h from S, gusts 10 mph15 km/h | 71% | 91% | 0 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
30% chance · 0.09 in2.3 mm
Official NWS forecast
Today: Partly sunny. High near 62, with temperatures falling to around 60 in the afternoon. Wind around 0 mph.
Tonight: A chance of rain after 5am. Mostly cloudy. Low around 36, with temperatures rising to around 41 overnight. South southeast wind 0 to 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
80% chance · 0.63 in16 mm
Afternoon
noon–6 PM
70% chance · 1 in26 mm
Evening
6 PM–midnight
80% chance · 0.61 in15 mm
Overnight
midnight–6 AM
80% chance · 0.38 in9.7 mm
Official NWS forecast
Day: Rain. Mostly cloudy. High near 58, with temperatures falling to around 56 in the afternoon. South southeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Night: Rain. Cloudy, with a low around 42. South southeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
80% chance · 0.41 in10 mm
Afternoon
noon–6 PM
60% chance · 0.07 in1.7 mm
Evening
6 PM–midnight
50% chance
Overnight
midnight–6 AM
40% chance · 0.02 in0.4 mm
Official NWS forecast
Day: Rain. Mostly cloudy, with a high near 60. South southeast wind 0 to 7 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
Night: A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
40% chance · 0.03 in0.7 mm
Afternoon
noon–6 PM
60% chance · 0.04 in1.1 mm
Evening
6 PM–midnight
40% chance · 0.01 in0.3 mm
Overnight
midnight–6 AM
60% chance · 0.01 in0.3 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain and patchy fog before 7am, then areas of fog and a chance of rain between 7am and 9am, then a chance of rain and patchy fog. Mostly cloudy, with a high near 60.
Night: Rain likely. Mostly cloudy, with a low around 38.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
70% chance · 0.13 in3.3 mm
Afternoon
noon–6 PM
70% chance · 0.06 in1.6 mm
Evening
6 PM–midnight
60% chance · 0.02 in0.5 mm
Overnight
midnight–6 AM
50% chance · 0.09 in2.3 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain likely before 11am, then showers and thunderstorms between 11am and 5pm, then rain likely. Mostly cloudy, with a high near 57.
Night: Rain likely. Mostly cloudy, with a low around 36.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
40% chance · 0.07 in1.7 mm
Afternoon
noon–6 PM
60% chance · 0.09 in2.4 mm
Evening
6 PM–midnight
60% chance · 0.03 in0.8 mm
Overnight
midnight–6 AM
30% chance · 0.02 in0.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain likely. Mostly cloudy, with a high near 56.
Night: A chance of rain before 5am. Mostly cloudy, with a low around 34.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
20% chance · 0.02 in0.4 mm
Afternoon
noon–6 PM
20% chance · 0.04 in1.1 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. Partly sunny, with a high near 57.
Night: Mostly cloudy, with a low around 33.
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
20% chance
Evening
6 PM–midnight
20% chance
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 62°, low 36°.
75% chance of rain, high 58°, low 42°, cooling off.
77% chance of rain, high 60°, low 40°.
Highs 51–60°; 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 5.3 ft Wed 6 PM
Reading from Sat 3 PM · NWS gauge page
Forecast peak 5.1 ft Wed 7 PM
Reading from Sat 3 PM · NWS gauge page
Forecast peak 5.4 ft Wed 7 PM
Reading from Sat 2:45 PM · NWS gauge page
Forecast peak 4.0 ft Mon 6 AM
Reading from Sat 2:50 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 76% 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 6 hours are near freezing and damp, when outdoor units defrost more often.
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 3°2° warmer than typical.
Scappoose weather by month: normals, records, snow and freeze dates
Sunrise 7:40 AM, sunset 6:10 PM.
Clouds most of the night (about 82% cover).
Waxing gibbous
98% lit · growing