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Simms, MT 59477 Weather

It is 30°F in Simms, MT 59477, observed at 5 AM MDT. Today: Patchy Fog then Mostly Cloudy, high 39°F, low 29°F. Hourly and 7-day forecast from the National Weather Service. Times are local (MDT).

Simms, MT 59477 current weather

30°F

Patchy Fog

H 39° / L 29°Feels like 26°

Observed at Bowmans MT-200 MP 110.4 (13.4 mi away), 10/30/2026, 5:00 AM MDT

1 active alert

From the National Weather Service for this forecast zone or county

State alerts

Moderate1Possible threat to life or property

Hourly forecast

NWS, updated 10/30/2026, 3:31 AM PT

  1. Now31°
  2. 6 AM31°
  3. 7 AM30°
  4. 8 AM31°
  5. 9 AM32°
  6. 10 AM33°
  7. 11 AM33°
  8. 12 PM33°
  9. 1 PM35°
  10. 2 PM37°
  11. 3 PM38°
  12. 4 PM39°
  13. 5 PM39°
  14. 6 PM38°
  15. 7 PM37°
  16. 8 PM35°
  17. 9 PM35°
  18. 10 PM35°
  19. 11 PM35°
  20. 12 AM34°Sat
  21. 1 AM34°
  22. 2 AM33°
  23. 3 AM33°
  24. 4 AM33°
  25. 5 AM33°
  26. 6 AM32°
  27. 7 AM33°
  28. 8 AM33°
  29. 9 AM34°
  30. 10 AM37°
  31. 11 AM41°
  32. 12 PM46°
  33. 1 PM48°
  34. 2 PM50°
  35. 3 PM52°
  36. 4 PM51°11%
  37. 5 PM51°21%
  38. 6 PM48°26%
  39. 7 PM43°26%
  40. 8 PM41°26%
  41. 9 PM40°26%
  42. 10 PM40°26%
  43. 11 PM39°26%
  44. 12 AM39°13%Sun
  45. 1 AM38°13%
  46. 1 AM38°13%
  47. 2 AM37°13%
  48. 3 AM37°13%

7-day forecast

Tap a day for details

  • Today10/30Low 29°High 39°

    Friday: Patchy fog before noon. Mostly cloudy, with a high near 39. Northeast wind 1 to 5 mph.

    Overnight: Patchy fog. Cloudy, with a low around 29. North northeast wind around 2 mph.

    Patchy Fog then Mostly Cloudy
  • Sat10/3148% chance of precipitationLow 35°High 52°

    Saturday: Patchy fog before noon, then a slight chance of rain. Partly sunny, with a high near 52. South wind around 5 mph. Chance of precipitation is 20%.

    Saturday Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 35. Southwest wind around 5 mph. Chance of precipitation is 50%.

    Patchy Fog then Slight Chance Light Rain
  • Sun11/173% chance of precipitationLow 35°High 45°

    Sunday: Rain and snow likely. Mostly cloudy, with a high near 45. North northwest wind 2 to 6 mph. Chance of precipitation is 70%.

    Sunday Night: Rain likely before 2am, then a chance of rain and snow between 2am and 5am. Mostly cloudy, with a low around 35. Northwest wind around 5 mph.

    Rain And Snow Likely
  • Mon11/2Low 31°High 49°

    Monday: Mostly sunny, with a high near 49. West southwest wind 3 to 7 mph.

    Monday Night: Partly cloudy, with a low around 31.

    Mostly Sunny
  • Tue11/3Low 32°High 53°

    Tuesday: Partly sunny, with a high near 53.

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

    Partly Sunny
  • Wed11/4Low 29°High 47°

    Wednesday: Mostly sunny, with a high near 47.

    Wednesday Night: Partly cloudy, with a low around 29.

    Mostly Sunny
  • Thu11/5Low High 50°

    Thursday: Mostly sunny, with a high near 50.

    Mostly Sunny

Forecast for 47.449, -111.983 from the NWS TFX office, updated 10/30/2026, 3:31 AM PT · Official forecast on weather.gov

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

Next 6 hours

NWS hourly forecast

  1. Now31°Patchy Fog0%2 mph
  2. 6 AM31°Patchy Fog0%2 mph
  3. 7 AM30°Patchy Fog0%1 mph
  4. 8 AM31°Patchy Fog0%1 mph
  5. 9 AM32°Patchy Fog0%1 mph
  6. 10 AM33°Patchy Fog0%1 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Simms, MT 59477 right now?
The latest observation from Bowmans MT-200 MP 110.4 was 30°F, reported at 10/30/2026, 5:00 AM MDT.
What is the high temperature today in Simms, MT 59477?
The National Weather Service forecast for friday calls for a high near 39°F. Patchy Fog then Mostly Cloudy.
Will it rain in Simms, MT 59477 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What time is sunrise and sunset in Simms, MT 59477 today?
Sunrise is about 8:09 AM MDT and sunset is about 6:13 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Simms, MT 59477?
At Fairfield, the 1991 to 2020 normal high in October is 55°F and the normal low is 34°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.18 in
Snow
0.00 in
Ice
0.00 in

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: None reported

Drought

By county

Cascade County, week of 10/27/2026

2% of the county is abnormally dry. No drought.

Sun and moon

Local time, center of the area

Sunrise
8:09 AM
Sunset
6:13 PM
Daylight
10 hr 5 min
Moon
Waning Gibbous 80% lit
First light (civil dawn)
7:37 AM
Last light (civil dusk)
6:45 PM
Moonrise
9:39 PM
Moonset
1:48 PM

Normal October weather

Climate

Normal October high 55°, low 34°, precipitation 0.74 in for the month. 1991 to 2020 normals at Fairfield, 11 mi away.

Other places nearby

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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