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Observed 11:40 AM PDT at KVUO

St. Helens, OR weather

Overcast and 45°7°, rain tomorrow ~6 AM–11 PM (74%).

Today: low 41°5° (likely 34°1° to 41°5°), high 62°17° (likely 55°13° to 62°17°).

Mostly agree

Now 45°7°

Cloudy

Wind
Calm
Light through 12 AM
Dew point
41°5°
Comfortable
UV tomorrow
1Low
Low all day (peak 1)
Air quality
31Good
Main pollutant: PM2.5 (fine particles)
Pressure
30.21 inHg1023 hPa
Falling · −0.06 inHg−1.9 hPa in 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

Good hours for
  • Dry until 5 AM tomorrow
  • High 61°16° today at 4 PM
  • Rain tomorrow from 5 AM (80%, 3 in76 mm)
  • Low 42°6° tomorrow at 6 AM
  1. This afternoonUp to 61°16° by 4 PM · Mostly cloudy
  2. TonightDown to 44°7° by 3 AM · Rain 5–6 AM (30%)
  3. Tomorrow morningUp to 49°9° by 11 AM · Rain all morning (70%)
  4. Tomorrow afternoonUp to 56°13° by 4 PM · Rain all afternoon (70%)
  5. Tomorrow nightDown to 49°9° by 4 AM · Rain all night (80%)
  6. Monday morningUp to 52°11° by 11 AM · Rain all morning (80%)
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 12pCloudy53°12° (likely 47°8° to 53°12°)53°12°0%0 mph0 km/h, gusts 5 mph7 km/h72%81%1
Sat 1pCloudy57°14° (likely 52°11° to 57°14°)57°14°0%1 mph2 km/h from S, gusts 5 mph8 km/h64%82%2
Sat 2pCloudy60°16° (likely 54°12° to 60°16°)60°16°0%1 mph2 km/h from S, gusts 6 mph9 km/h56%82%2
Sat 3pCloudy60°16° (likely 55°13° to 60°16°)60°16°0%1 mph2 km/h from SSE, gusts 7 mph12 km/h54%82%1
Sat 4pCloudy61°16° (likely 55°13° to 61°16°)61°16°0%1 mph2 km/h from SSE, gusts 8 mph12 km/h54%82%1
Sat 5pCloudy60°16° (likely 55°13° to 60°16°)60°16°0%1 mph2 km/h from SE, gusts 7 mph11 km/h52%82%1
Sat 6pCloudy58°14° (likely 52°11° to 58°14°)58°14°0%0 mph0 km/h, gusts 4 mph7 km/h58%83%0
Sat 7pCloudy56°13° (likely 50°10° to 56°13°)56°13°0%0 mph0 km/h, gusts 4 mph6 km/h64%83%0
Sat 8pCloudy52°11° (likely 48°9° to 52°11°)52°11°0%0 mph0 km/h, gusts 3 mph5 km/h68%81%0
Sat 9pCloudy51°11° (likely 47°8° to 51°11°)51°11°0%0 mph0 km/h, gusts 3 mph5 km/h70%79%0
Sat 10pCloudy50°10° (likely 46°8° to 50°10°)50°10°0%0 mph0 km/h, gusts 3 mph5 km/h72%78%0
Sat 11pCloudy48°9° (likely 45°7° to 48°9°)48°9°0%0 mph0 km/h, gusts 3 mph5 km/h74%79%0
Sun 12aCloudy47°8° (likely 44°7° to 47°8°)47°8°0%1 mph2 km/h from SE, gusts 4 mph6 km/h76%79%0
Sun 1aCloudy47°8° (likely 43°6° to 47°8°)47°8°0%2 mph3 km/h from SSE, gusts 4 mph7 km/h76%77%0
Sun 2aCloudy46°8° (likely 42°6° to 46°8°)45°7°5%3 mph5 km/h from SE, gusts 4 mph7 km/h77%88%0
Sun 3aCloudy44°7° (likely 42°6° to 45°7°)41°5°5%5 mph8 km/h from SE, gusts 4 mph7 km/h77%90%0
Sun 4aCloudy44°7° (likely 41°5° to 45°7°)41°5°5%5 mph8 km/h from SE, gusts 5 mph9 km/h77%94%0
Sun 5aCloudy44°7° (likely 41°5° to 46°8°)41°5°30%, 0.1 in2.5 mm6 mph10 km/h from SE, gusts 6 mph10 km/h77%91%0
Sun 6aClear42°6° (likely 41°5° to 47°8°)38°3°40%, 0.1 in2.5 mm6 mph10 km/h from SE, gusts 7 mph12 km/h79%47%0
Sun 7aRain43°6° (likely 41°5° to 46°8°)40°4°50%, 0.1 in2.5 mm5 mph8 km/h from SE, gusts 12 mph19 km/h82%81%0
Sun 8aRain43°6° (likely 43°6° to 47°8°)40°4°60%, 0.1 in2.5 mm5 mph8 km/h from SE, gusts 12 mph20 km/h85%100%0
Sun 9aRain44°7° (likely 44°7° to 47°8°)41°5°50%, 0.1 in2.5 mm5 mph8 km/h from SE, gusts 11 mph18 km/h88%100%0
Sun 10aRain46°8° (likely 44°7° to 48°9°)43°6°50%, 0.1 in2.5 mm6 mph10 km/h from SSE, gusts 10 mph15 km/h90%100%0
Sun 11aRain49°9° (likely 45°7° to 49°9°)47°8°70%, 0.17 in4.3 mm6 mph10 km/h from SSE, gusts 11 mph17 km/h88%100%0
Sun 12pRain50°10° (likely 46°8° to 50°10°)48°9°70%, 0.17 in4.3 mm6 mph10 km/h from SSE, gusts 10 mph15 km/h89%100%0
Sun 1pRain53°12° (likely 47°8° to 53°12°)53°12°70%, 0.17 in4.3 mm6 mph10 km/h from SSE, gusts 10 mph17 km/h86%100%0
Sun 2pRain54°12° (likely 48°9° to 54°12°)54°12°70%, 0.17 in4.3 mm7 mph11 km/h from SSE, gusts 11 mph17 km/h83%100%0
Sun 3pRain55°13° (likely 49°9° to 55°13°)55°13°70%, 0.17 in4.3 mm6 mph10 km/h from SSE, gusts 11 mph18 km/h82%97%0
Sun 4pRain56°13° (likely 49°9° to 56°13°)56°13°70%, 0.17 in4.3 mm6 mph10 km/h from SSE, gusts 14 mph22 km/h83%98%1
Sun 5pCloudy55°13° (likely 50°10° to 55°13°)55°13°70%, 0.1 in2.5 mm5 mph8 km/h from SSE, gusts 14 mph23 km/h80%100%0
Sun 6pCloudy55°13° (likely 49°9° to 55°13°)55°13°60%, 0.1 in2.5 mm5 mph8 km/h from SSE, gusts 13 mph20 km/h81%99%0
Sun 7pRain55°13° (likely 49°9° to 55°13°)55°13°40%, 0.1 in2.5 mm5 mph8 km/h from SSE, gusts 13 mph20 km/h84%96%0
Sun 8pDrizzle54°12° (likely 50°10° to 54°12°)54°12°40%, 0.1 in2.5 mm6 mph10 km/h from SE, gusts 15 mph24 km/h85%94%0
Sun 9pDrizzle53°12° (likely 50°10° to 53°12°)53°12°70%, 0.1 in2.5 mm6 mph10 km/h from SE, gusts 17 mph28 km/h85%92%0
Sun 10pRain52°11° (likely 49°9° to 52°11°)52°11°70%, 0.1 in2.5 mm6 mph10 km/h from SE, gusts 17 mph27 km/h86%87%0
Sun 11pCloudy52°11° (likely 49°9° to 52°11°)52°11°70%, 0.05 in1.3 mm6 mph10 km/h from SE, gusts 13 mph22 km/h86%74%0
Mon 12aRain51°11° (likely 48°9° to 51°11°)51°11°20%, 0.05 in1.3 mm6 mph10 km/h from SE, gusts 14 mph22 km/h86%95%0
Mon 1aRain51°11° (likely 48°9° to 51°11°)51°11°40%, 0.05 in1.3 mm6 mph10 km/h from SE, gusts 13 mph21 km/h86%98%0
Mon 2aCloudy51°11° (likely 49°9° to 51°11°)51°11°80%, 0.05 in1.3 mm7 mph11 km/h from SE, gusts 13 mph21 km/h86%100%0
Mon 3aRain50°10° (likely 49°9° to 51°11°)47°8°70%, 0.05 in1.3 mm7 mph11 km/h from SE, gusts 13 mph20 km/h87%100%0
Mon 4aCloudy49°9° (likely 49°9° to 51°11°)46°8°70%, 0.05 in1.3 mm7 mph11 km/h from SE, gusts 12 mph20 km/h87%100%0
Mon 5aRain49°9° (likely 49°9° to 51°11°)47°8°80%, 0.08 in2 mm6 mph10 km/h from SE, gusts 11 mph18 km/h87%98%0
Mon 6aRain48°9° (likely 48°9° to 52°11°)45°7°80%, 0.08 in2 mm6 mph10 km/h from SE, gusts 7 mph11 km/h88%99%0
Mon 7aRain48°9° (likely 48°9° to 51°11°)45°7°80%, 0.08 in2 mm6 mph10 km/h from SE, gusts 7 mph11 km/h90%100%0
Mon 8aRain48°9° (likely 48°9° to 51°11°)45°7°80%, 0.08 in2 mm6 mph10 km/h from ESE, gusts 7 mph11 km/h93%100%0
Mon 9aRain49°9° (likely 49°9° to 52°11°)47°8°80%, 0.08 in2 mm6 mph10 km/h from ESE, gusts 6 mph10 km/h95%97%0
Mon 10aDrizzle51°11° (likely 49°9° to 52°11°)51°11°80%, 0.08 in2 mm6 mph10 km/h from ESE, gusts 7 mph11 km/h97%94%0
Mon 11aRain52°11° (likely 50°10° to 53°12°)52°11°50%, 0.01 in0.3 mm6 mph10 km/h from SE, gusts 8 mph12 km/h97%92%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Fog. High 62°17°, low 41°5°. Typical 59°15° / 39°4°. Dry. Mostly agree.
    1. Afternoon

      noon–6 PM

      Cloudy, 61°16°

      Dry

    2. Evening

      6 PM–midnight

      Cloudy, 52°11°

      Dry

    3. Overnight

      midnight–6 AM

      Cloudy, 44°7°

      30% chance · 0.1 in2.5 mm

    Official NWS forecast

    Today: Partly sunny. High near 62, with temperatures falling to around 60 in the afternoon. South southeast wind around 1 mph.

    Tonight: A chance of rain after 5am. Mostly cloudy. Low around 41, with temperatures rising to around 44 overnight. East southeast wind 0 to 6 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.

    High, likely
    55°13°–62°17°
    Low, likely
    34°1°–41°5°
    Typical high / low
    59°15° / 39°4°
    Wind
    6 mph10 km/h
    UV peak
    3
  2. Tomorrow, Oct 25. Rain. High 57°14°, low 46°8°. Typical 58°14° / 39°4°. Rain 0.69 in18 mm, 70% chance. Forecasts agree.
    1. Morning

      6 AM–noon

      Rain, 43°6°

      70% chance · 0.67 in17 mm

    2. Afternoon

      noon–6 PM

      Rain, 56°13°

      70% chance · 0.95 in24 mm

    3. Evening

      6 PM–midnight

      Rain, 54°12°

      70% chance · 0.55 in14 mm

    4. Overnight

      midnight–6 AM

      Rain, 49°9°

      80% chance · 0.33 in8.4 mm

    Official NWS forecast

    Day: Rain likely. Mostly cloudy. High near 57, with temperatures falling to around 55 in the afternoon. South southeast wind around 7 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. Southeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    51°11°–57°14°
    Low, likely
    41°5°–46°8°
    Typical high / low
    58°14° / 39°4°
    Wind
    12 mph19 km/h, gusts 28 mph44 km/h
  3. Monday, Oct 26. Rain. High 60°16°, low 44°7°. Typical 58°14° / 39°4°. Rain 0.4 in10 mm, 80% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Rain, 48°9°

      80% chance · 0.41 in10 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 54°12°

      60% chance · 0.04 in1.1 mm

    3. Evening

      6 PM–midnight

      Drizzle, 50°10°

      40% chance · 0.03 in0.9 mm

    4. Overnight

      midnight–6 AM

      Rain, 48°9°

      40% chance · 0.1 in2.4 mm

    Official NWS forecast

    Day: Rain. Mostly cloudy, with a high near 60. Southeast wind 2 to 6 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 44. Chance of precipitation is 50%.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    54°12°–60°16°
    Low, likely
    44°7°–50°10°
    Typical high / low
    58°14° / 39°4°
    Wind
    9 mph14 km/h, gusts 19 mph30 km/h
    UV peak
    2
  4. Tuesday, Oct 27. Rain. High 60°16°, low 43°6°. Typical 58°14° / 38°3°. Rain 0.22 in5.6 mm, 60% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 48°9°

      40% chance · 0.04 in1 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 56°13°

      50% chance · 0.04 in1 mm

    3. Evening

      6 PM–midnight

      Partly cloudy, 48°9°

      40% chance

    4. Overnight

      midnight–6 AM

      Drizzle, 47°8°

      60% chance · 0.11 in2.9 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain before 7am, then rain likely and areas of fog. Mostly cloudy, with a high near 60.

    Night: Rain. Mostly cloudy, with a low around 43.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    54°12°–60°16°
    Low, likely
    43°6°–48°9°
    Typical high / low
    58°14° / 38°3°
    Wind
    8 mph12 km/h, gusts 19 mph30 km/h
    UV peak
    3
  5. Wednesday, Oct 28. Rain. High 57°14°, low 41°5°. Typical 57°14° / 38°3°. Rain 0.36 in9.1 mm, 80% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Rain, 46°8°

      70% chance · 0.11 in2.8 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 53°12°

      70% chance · 0.09 in2.2 mm

    3. Evening

      6 PM–midnight

      Drizzle, 47°8°

      60% chance · 0.01 in0.3 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 44°7°

      50% chance · 0.11 in2.7 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Rain 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 41.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    52°11°–57°14°
    Low, likely
    41°5°–45°7°
    Typical high / low
    57°14° / 38°3°
    Wind
    10 mph17 km/h, gusts 24 mph38 km/h
    UV peak
    2
  6. Thursday, Oct 29. Rain. High 55°13°, low 38°3°. Typical 57°14° / 38°3°. Rain 0.4 in10 mm, 70% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 45°7°

      40% chance · 0.08 in1.9 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 50°10°

      60% chance · 0.16 in4.1 mm

    3. Evening

      6 PM–midnight

      Drizzle, 45°7°

      50% chance · 0.07 in1.8 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 42°5°

      40% chance · 0.05 in1.2 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Rain likely. Mostly cloudy, with a high near 55.

    Night: Rain likely before 5am. Mostly cloudy, with a low around 38.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    48°9°–55°13°
    Low, likely
    38°3°–43°6°
    Typical high / low
    57°14° / 38°3°
    Wind
    9 mph14 km/h, gusts 22 mph36 km/h
    UV peak
    2
  7. Friday, Oct 30. Drizzle. High 57°14°, low 37°3°. Typical 56°13° / 38°3°. Rain 0.13 in3.3 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 42°5°

      20% chance · 0.02 in0.4 mm

    2. Afternoon

      noon–6 PM

      Cloudy, 48°9°

      20% chance · 0.05 in1.4 mm

    3. Evening

      6 PM–midnight

      Cloudy, 43°6°

      20% chance

    4. Overnight

      midnight–6 AM

      Clear, 38°3°

      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 37.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    47°8°–57°14°
    Low, likely
    37°3°–41°5°
    Typical high / low
    56°13° / 38°3°
    Wind
    7 mph12 km/h, gusts 18 mph29 km/h
    UV peak
    2
  8. Saturday, Oct 31. Cloudy. High 50°10°, low 37°3°. Typical 56°13° / 38°3°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Partly sunny, 38°3°

      Dry

    2. Afternoon

      noon–6 PM

      Mostly sunny, 50°10°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 43°6°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 39°4°

      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.

    High, likely
    49°9°–53°12°
    Low, likely
    33°1°–39°4°
    Typical high / low
    56°13° / 38°3°
    Wind
    5 mph8 km/h
    UV peak
    3
  9. Sunday, Nov 1. Cloudy. High 53°12°, low 39°4°. Typical 56°13° / 38°3°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 40°5°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 52°11°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 46°8°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 42°5°

      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.

    High, likely
    49°9°–59°15°
    Low, likely
    37°3°–41°5°
    Typical high / low
    56°13° / 38°3°
    Wind
    9 mph14 km/h, gusts 18 mph29 km/h
    UV peak
    3
  10. Monday, Nov 2. Cloudy. High 53°12°, low 39°4°. Typical 55°13° / 38°3°. Rain 0.14 in3.6 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Mostly sunny, 44°7°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 52°11°

      20% chance

    3. Evening

      6 PM–midnight

      Cloudy, 43°6°

      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.

    High, likely
    50°10°–57°14°
    Low, likely
    36°2°–43°6°
    Typical high / low
    55°13° / 38°3°
    Wind
    7 mph11 km/h, gusts 17 mph27 km/h
    UV peak
    3

The outlook

  1. Today

    Dry, high 62°, low 41°.

  2. Tomorrow

    74% chance of rain, high 57°, low 46°, cooling off.

  3. Monday

    76% chance of rain, high 60°, low 44°, warming up.

  4. Rest of week

    Highs 50–60°; chance of precipitation on Tuesday, Wednesday, Thursday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (PQR) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Columbia River at St. Helens

1.1 mi
Below flood stage
Level
0.7 ft

Forecast peak 5.4 ft Wed 6 PM

Reading from Sat 11 AM · NWS gauge page

Columbia River at Vancouver

17 mi
Level
0.8 ft

Forecast peak 5.2 ft Wed 7 PM

Reading from Sat 11 AM · NWS gauge page

Columbia River at Longview

18 mi
Below flood stage
Level
2.3 ft

Forecast peak 7.5 ft Wed 5 PM

Reading from Sat 11 AM · NWS gauge page

Cowlitz River at Kelso

20 mi
Below flood stage
Level
10.0 ft

Forecast peak 10.2 ft Thu 9 PM

Reading from Sat 9:06 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 77% less heating than a typical week.

This week 28Typical 119

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
11
h below 17°F
0
h below 5°F
0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 41°F).

Open the windows?

Today, 2:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

Vancouver 4 Nne · official normals 1991–2020 · records 1891–2026

Oct 24, today vs a typical year

Today’s expected high is 3°2° warmer than typical.

Normal high / low
59°15° / 39°4°
Forecast high / low
62°17° / 41°5°
Record high
77°25° in 1904
Record low
29°−2° in 2002

Last 7 days vs normal

  1. —SunOct 18
  2. —MonOct 19
  3. —TueOct 20
  4. —WedOct 21
  5. —ThuOct 22
  6. —FriOct 23
  7. —SatOct 24

St. Helens weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:40 AM, sunset 6:09 PM.

Daylight
10 h 29 min
Losing 3 min 3 s a day; shortest Dec 21, 1 h 50 min less
Golden hour
5:27–6:28 PM
Morning 7:21–8:22 AM
Blue hour
6:28–6:40 PM
Morning 7:10–7:21 AM; first light 7:10 AM

Stars tonight? Poor

Clouds most of the night (about 81% cover).

Moon

Waxing gibbous

97% lit · growing

Today
sets 5:57 AM · rises 5:11 PM
Full moon
Oct 25
New moon
Nov 8
Looking east from St. Helens. The highest point on the skyline is about 12,100 ft, 68 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.