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Corvallis, MT 59828 Weather

It is 37°F and mostly cloudy in Corvallis, MT 59828, observed at 1:35 PM MDT. Today: Cloudy, high 43°F, low 36°F. Hourly and 7-day forecast from the National Weather Service. Times are local (MDT).

Corvallis, MT 59828 current weather

37°F

Mostly Cloudy

H 43° / L 36°Feels like 37°

Observed at Ravalli County Airport (9.5 mi away), 10/30/2026, 1:35 PM MDT

7-day forecast

Tap a day for details

  • Today10/3043% chance of precipitationLow 36°High 43°

    This Afternoon: Cloudy, with a high near 43. South southwest wind around 2 mph.

    Tonight: A chance of rain before 9pm. Mostly cloudy, with a low around 36. South southwest wind around 2 mph. Chance of precipitation is 40%.

    Cloudy
  • Sat10/3182% chance of precipitationLow 34°High 42°

    Saturday: Mostly cloudy, with a high near 42. West northwest wind around 2 mph.

    Saturday Night: Rain and snow after 3am. Cloudy, with a low around 34. East wind around 1 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

    Mostly Cloudy
  • Sun11/190% chance of precipitationLow 32°High 38°

    Sunday: Rain and snow. Cloudy, with a high near 38. North northwest wind 0 to 3 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

    Sunday Night: Rain and snow likely before 5am. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.

    Rain And Snow
  • Mon11/2Low 30°High 38°

    Monday: Mostly sunny, with a high near 38.

    Monday Night: Partly cloudy, with a low around 30.

    Mostly Sunny
  • Tue11/3Low 32°High 41°

    Tuesday: Partly sunny, with a high near 41.

    Tuesday Night: Mostly cloudy, with a low around 32.

    Partly Sunny
  • Wed11/4Low 32°High 41°

    Wednesday: Mostly sunny, with a high near 41.

    Wednesday Night: Partly cloudy, with a low around 32.

    Mostly Sunny
  • Thu11/518% chance of precipitationLow 34°High 43°

    Thursday: A slight chance of snow after 5pm. Mostly sunny, with a high near 43.

    Thursday Night: A slight chance of snow before 11pm. Mostly cloudy, with a low around 34.

    Mostly Sunny then Slight Chance Light Snow

Forecast for 46.334, -113.961 from the NWS MSO office, updated 10/30/2026, 1:01 PM PT · Official forecast on weather.gov

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Corvallis, MT 59828 right now?
The latest observation from Ravalli County Airport was 37°F and mostly cloudy, reported at 10/30/2026, 1:35 PM MDT.
What is the high temperature today in Corvallis, MT 59828?
The National Weather Service forecast for this afternoon calls for a high near 43°F. Cloudy.
What time is sunrise and sunset in Corvallis, MT 59828 today?
Sunrise is about 8:14 AM MDT and sunset is about 6:24 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Corvallis, MT 59828?
At Western Ag Rsch Ctr, the 1991 to 2020 normal high in October is 58°F and the normal low is 32°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.26 in
Snow
0.00 in
Ice
--

Nearby hazards

Montana hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: Moose Fire (6,005 acres), Black Bear Fire (2,126 acres), North Fork Lost Horse Fire (118 acres)

Drought

By county

Ravalli County, week of 10/27/2026

No drought or abnormal dryness in this county.

Sun and moon

Local time, center of the area

Sunrise
8:14 AM
Sunset
6:24 PM
Daylight
10 hr 9 min
Moon
Waning Gibbous 77% lit
First light (civil dawn)
7:43 AM
Last light (civil dusk)
6:55 PM
Moonrise
9:52 PM
Moonset
1:50 PM

Normal October weather

Climate

Normal October high 58°, low 32°, precipitation 0.80 in for the month. 1991 to 2020 normals at Western Ag Rsch Ctr, 6 mi away.

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Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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