ST HELENS, OR 97051 Weather Forecast & Current Conditions

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SCAPPOSE, OR
Current Weather

7:53 AM PDT APR 26, 2026
Clear
46°F
Feels Like: 46°F
Dewpoint: 39°F
Rel. Hum.: 76%
Visibility: 10 miles
Wind: Calm
Pressure: 29.81 inches
Last 72 hours

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ST HELENS, OR 97051
Weather Forecast

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Snow Depth pages
TODAY
Widespread frost this morning. Partly cloudy. Highs in the lower 40s. Light wind.
TONIGHT
Partly cloudy. Widespread frost. Lows in the mid 20s. Light wind.
WEDNESDAY
Widespread frost in the morning. Partly sunny with a slight chance of snow. A slight chance of rain in the afternoon. Snow level 1500 feet in the afternoon. Highs in the lower 40s. Light wind. Chance of precipitation 20 percent.
WEDNESDAY NIGHT
Partly cloudy. Widespread frost. Lows in the upper 20s. Light wind.
THURSDAY
Widespread frost in the morning. Partly cloudy. Highs in the mid 40s. Light wind.
THURSDAY NIGHT
Partly cloudy. Widespread frost. Lows around 30.
FRIDAY
Partly sunny with a 50 percent chance of rain. Highs around 50.
FRIDAY NIGHT
Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s.
SATURDAY
Rain. Highs in the mid 40s. Chance of rain 90 percent.
SATURDAY NIGHT
Rain. Lows in the upper 30s. Chance of rain 90 percent.
SUNDAY
Rain, breezy with highs in the mid 40s. Chance of rain near 100 percent.
SUNDAY NIGHT
Rain. Lows in the upper 30s. Chance of rain near 100 percent.
MONDAY
Rain. Highs in the mid 40s. Chance of rain near 100 percent.

Visible Weather Satellite
ST HELENS, OR 97051
Infrared Weather Satellite
ST HELENS, OR 97051
NEXRAD Weather Radar
ST HELENS, OR 97051

SCAPPOSE, OR 3 hourly weather forecast

weather forecast created  6:00 PM MDT  4/25/2026
Sunday
26 APR 2026
ST HELENS, OR 97051 weather forecast Day 1, 0 hours 11 PM 51° 50° Clear 0%

0% Thunder
( 0% severe)
NW   5 54% 35°
Low 41° ST HELENS, OR 97051 weather forecast Day 1, 3 hours 2 AM 45° 44° Clear NW   2 65% 34°
High 69° ST HELENS, OR 97051 weather forecast Day 1, 6 hours 5 AM 42° 41° Clear 0%

0% Thunder
( 0% severe)
NNW   1 73% 34°

Clear



ST HELENS, OR 97051 weather forecast Day 1, 9 hours 8 AM 46° 45° Clear   CALM 71% 37°
ST HELENS, OR 97051 weather forecast Day 1, 12 hours 11 AM 59° 60° Clear 3%

0% Thunder
( 3% severe)
  CALM 47% 39°
ST HELENS, OR 97051 weather forecast Day 1, 15 hours 2 PM 66° 66° Clear N   3 33% 36°
ST HELENS, OR 97051 weather forecast Day 1, 18 hours 5 PM 67° 67° Partly Cloudy 2%

0% Thunder
( 3% severe)
NNW   7 31% 35°
ST HELENS, OR 97051 weather forecast Day 1, 21 hours 8 PM 59° 58° Clear NW   6 47% 39°
Monday
27 APR 2026
ST HELENS, OR 97051 weather forecast Day 2, 0 hours 11 PM 50° 50° Clear 1%

0% Thunder
( 0% severe)
N   2 68% 40°
Low 41° ST HELENS, OR 97051 weather forecast Day 2, 3 hours 2 AM 45° 44° Clear   CALM 82% 40°
High 61° ST HELENS, OR 97051 weather forecast Day 2, 6 hours 5 AM 43° 42° Partly Cloudy 0%

0% Thunder
( 2% severe)
  CALM 89% 40°

Mostly Cloudy



ST HELENS, OR 97051 weather forecast Day 2, 9 hours 8 AM 46° 45° Mostly Cloudy   CALM 89% 43°
ST HELENS, OR 97051 weather forecast Day 2, 12 hours 11 AM 53° 53° Mostly Cloudy 6%

0% Thunder
( 4% severe)
S   2 71% 44°
ST HELENS, OR 97051 weather forecast Day 2, 15 hours 2 PM 58° 58° Mostly Cloudy SSW   3 60% 44°
ST HELENS, OR 97051 weather forecast Day 2, 18 hours 5 PM 60° 60° Mostly Cloudy 1%

0% Thunder
( 3% severe)
W   5 55% 44°
ST HELENS, OR 97051 weather forecast Day 2, 21 hours 8 PM 55° 54° Mostly Cloudy NW   5 66% 44°

SCAPPOSE, OR extended weather forecast

Tuesday
28 APR 2026
Wednesday
29 APR 2026
Thursday
30 APR 2026
Friday
1 MAY 2026
Saturday
2 MAY 2026
Low 43° Low 41° Low 46° Low 45° Low 45°
High 64° High 71° High 72° High 67° High 67°
ST HELENS, OR 97051 weather forecast Day 3 ST HELENS, OR 97051 weather forecast Day 4 ST HELENS, OR 97051 weather forecast Day 5 ST HELENS, OR 97051 weather forecast Day 6 ST HELENS, OR 97051 weather forecast Day 7
Overcast
31% Rain
Partly Cloudy
6% Rain
Partly Cloudy
9% Rain
Partly Cloudy
14% Rain
Overcast
27% Rain
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