Grassy Butte, ND Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Grassy Butte, ND in one place.
Partly sunny, with a high near 73. Southeast wind 12 to 20 mph, with gusts as high as 30 mph.
Local Weather Overview
This forecast page for Grassy Butte, ND 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: Sep 14, 2026 10:39 PM CDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for Grassy Butte, ND.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 14, 2026 10:39 PM CDT
- Forecast office
- BIS
- Source
- NOAA / NWS
Daily Outlook
This Week in Grassy Butte
Wednesday looks like the warmest upcoming period in Grassy Butte at 73 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Wednesday at about 12 to 20 mph SE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 10:39 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- BIS
- Radar station
- KBIS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 45. Northeast wind 5 to 15 mph, with gusts as high as 24 mph.
Mostly sunny, with a high near 73. Southeast wind 5 to 14 mph, with gusts as high as 24 mph.
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55. Southeast wind 10 to 16 mph, with gusts as high as 28 mph.
Showers and thunderstorms likely. Partly sunny, with a high near 73. East wind around 10 mph, with gusts as high as 18 mph.
Showers and thunderstorms likely. Mostly cloudy, with a low around 53. Northeast wind around 12 mph, with gusts as high as 20 mph.
Showers and thunderstorms likely. Mostly cloudy, with a high near 70. East wind around 13 mph, with gusts as high as 22 mph.
Showers and thunderstorms likely before 1am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Southeast wind around 10 mph, with gusts as high as 20 mph.
A slight chance of showers and thunderstorms. Partly sunny, with a high near 70. Southeast wind 9 to 14 mph, with gusts as high as 23 mph.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 47. Southeast wind around 10 mph, with gusts as high as 21 mph.
Mostly sunny, with a high near 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Partly Sunny
|
73°F |
12 to 20 mph
SE
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
45°F |
5 to 15 mph
NE
|
|
Thursday
Sep 17
|
Mostly Sunny
|
73°F |
5 to 14 mph
SE
|
|
Thursday Night
Sep 17
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
55°F |
10 to 16 mph
SE
|
|
Friday
Sep 18
|
Showers And Thunderstorms Likely
|
73°F |
10 mph
E
|
|
Friday Night
Sep 18
|
Showers And Thunderstorms Likely
|
53°F |
12 mph
NE
|
|
Saturday
Sep 19
|
Showers And Thunderstorms Likely
|
70°F |
13 mph
E
|
|
Saturday Night
Sep 19
|
Showers And Thunderstorms Likely
|
50°F |
10 mph
SE
|
|
Sunday
Sep 20
|
Slight Chance Showers And Thunderstorms
|
70°F |
9 to 14 mph
SE
|
|
Sunday Night
Sep 20
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
47°F |
10 mph
SE
|
|
Monday
Sep 21
|
Mostly Sunny
|
73°F |
7 to 14 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grassy Butte.