East Helena, MT Weather Forecast
Local 7-day forecast
Patchy Fog then Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for East Helena, MT in one place.
Patchy fog before noon. Sunny. High near 42, with temperatures falling to around 39 in the afternoon. North northeast wind around 3 mph.
Local Weather Overview
This forecast page for East Helena, MT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 13, 2026 12:39 PM MDT.
The active forecast window currently covers Oct 13 to Oct 19, 2026 for East Helena, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 13 to Oct 19, 2026
- Latest sync
- Oct 13, 2026 12:39 PM MDT
- Forecast office
- TFX
- Source
- NOAA / NWS
Daily Outlook
This Week in East Helena
Saturday looks like the warmest upcoming period in East Helena at 69 degrees F.
Tonight is the coolest period ahead with temperatures near 26 degrees F.
The strongest winds are forecast for Friday Night at about 5 to 12 mph S.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Oct 13, 2026 12:39 PM MDT
- Coverage
- 8 days
- Time zone
- America/Denver
- Forecast office
- TFX
- Radar station
- KTFX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 26. South southwest wind 1 to 7 mph.
Patchy fog before 9am. Mostly sunny. High near 49, with temperatures falling to around 46 in the afternoon. South southwest wind 2 to 9 mph, with gusts as high as 18 mph.
Partly cloudy, with a low around 30. Southwest wind 2 to 7 mph.
Mostly sunny, with a high near 57. East wind 1 to 5 mph.
Mostly clear, with a low around 33. Southeast wind 2 to 8 mph.
Sunny, with a high near 66. South southeast wind 6 to 9 mph, with gusts as high as 18 mph.
Mostly clear, with a low around 38. South wind 5 to 12 mph.
Mostly sunny, with a high near 69.
Partly cloudy, with a low around 37.
Sunny, with a high near 63.
Partly cloudy, with a low around 39.
Mostly sunny, with a high near 64.
A chance of rain. Mostly cloudy, with a low around 39.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Oct 13
|
Patchy Fog then Sunny
|
42°F |
3 mph
NNE
|
|
Tonight
Oct 13
|
Partly Cloudy
|
26°F |
1 to 7 mph
SSW
|
|
Wednesday
Oct 14
|
Patchy Fog then Mostly Sunny
|
49°F |
2 to 9 mph
SSW
|
|
Wednesday Night
Oct 14
|
Partly Cloudy
|
30°F |
2 to 7 mph
SW
|
|
Thursday
Oct 15
|
Mostly Sunny
|
57°F |
1 to 5 mph
E
|
|
Thursday Night
Oct 15
|
Mostly Clear
|
33°F |
2 to 8 mph
SE
|
|
Friday
Oct 16
|
Sunny
|
66°F |
6 to 9 mph
SSE
|
|
Friday Night
Oct 16
|
Mostly Clear
|
38°F |
5 to 12 mph
S
|
|
Saturday
Oct 17
|
Mostly Sunny
|
69°F |
6 to 10 mph
S
|
|
Saturday Night
Oct 17
|
Partly Cloudy
|
37°F |
3 to 10 mph
SW
|
|
Sunday
Oct 18
|
Sunny
|
63°F |
1 to 6 mph
E
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
39°F |
2 to 6 mph
SE
|
|
Monday
Oct 19
|
Mostly Sunny
|
64°F |
3 to 7 mph
S
|
|
Monday Night
Oct 19
|
Chance Light Rain
|
39°F |
7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around East Helena.