Gregson, MT Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Gregson, MT in one place.
Mostly sunny. High near 56, with temperatures falling to around 49 in the afternoon. South southwest wind 3 to 8 mph.
Local Weather Overview
This forecast page for Gregson, 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: Nov 7, 2026 11:47 AM MST.
The active forecast window currently covers Nov 7 to Nov 13, 2026 for Gregson, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 13, 2026
- Latest sync
- Nov 7, 2026 11:47 AM MST
- Forecast office
- MSO
- Source
- NOAA / NWS
Daily Outlook
This Week in Gregson
Thursday looks like the warmest upcoming period in Gregson at 58 degrees F.
Monday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Friday Night at about 8 to 15 mph SSW.
The forecast from Nov 7 through Nov 13 stays mostly dry.
Forecast Details
- Last updated
- Nov 7, 2026 11:47 AM MST
- Coverage
- 8 days
- Time zone
- America/Denver
- Forecast office
- MSO
- Radar station
- KMSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 36. South wind 9 to 14 mph, with gusts as high as 21 mph.
Partly sunny. High near 55, with temperatures falling to around 48 in the afternoon. Southwest wind 7 to 14 mph, with gusts as high as 32 mph.
Mostly cloudy, with a low around 35. West southwest wind around 7 mph.
Mostly cloudy, with a high near 52. South southwest wind 2 to 7 mph.
Mostly cloudy, with a low around 34.
Mostly sunny, with a high near 51.
Partly cloudy, with a low around 36.
Mostly sunny, with a high near 56.
Partly cloudy, with a low around 37.
Mostly sunny, with a high near 58.
Partly cloudy, with a low around 36.
Mostly sunny, with a high near 55.
Partly cloudy, with a low around 36.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Nov 7
|
Mostly Sunny
|
56°F |
3 to 8 mph
SSW
|
|
Tonight
Nov 7
|
Mostly Cloudy
|
36°F |
9 to 14 mph
S
|
|
Sunday
Nov 8
|
Partly Sunny
|
55°F |
7 to 14 mph
SW
|
|
Sunday Night
Nov 8
|
Mostly Cloudy
|
35°F |
7 mph
WSW
|
|
Monday
Nov 9
|
Mostly Cloudy
|
52°F |
2 to 7 mph
SSW
|
|
Monday Night
Nov 9
|
Mostly Cloudy
|
34°F |
5 to 10 mph
SW
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
51°F |
7 to 14 mph
WSW
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
36°F |
8 to 13 mph
SW
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
56°F |
8 mph
SW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
37°F |
7 to 12 mph
SSW
|
|
Thursday
Nov 12
|
Mostly Sunny
|
58°F |
8 mph
SSW
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
36°F |
8 to 13 mph
SSW
|
|
Friday
Nov 13
|
Mostly Sunny
|
55°F |
6 to 10 mph
SSW
|
|
Friday Night
Nov 13
|
Partly Cloudy
|
36°F |
8 to 15 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Gregson.